Ok, I have finally figured out what "caster angle" is. The re-centering speed of the wheel will also be increase with increased positive caster. Had to read it after I typed it for it to sink in. Then adjust drag link to center the steering wheel. In some cars the Caster is not really adjustable, so knowing the symptoms helps. Tilting the top of the knuckle rearward provides positive caster. Jump to page: Results 1 to 10 of 11 Thread: JK Caster and Pinion angles. Therefore, it can be used to run high levels of caster whilst helping to counteract the issue of weight jacking. Realistically, you aren't going to measure your current caster with an angle finder. Hey guys. Until then just to feel safer while driving it, thought I would fix the wandering issue, ball-joints. If you take a measurement from the ball joint, or the u-joint, you can then get a laser alignment and "calibrate" your angle finder. Are you referring to any part in particular? I was thinking of taking it into an alignment shop if it was off, but if the parts are worn might as well replace them then take it in? The positive caster allows the tire to return to center (the reason you can ride a bike with no hands). The forks arrive at the center hub at an angle. The high speed stability of the car will also be greatly improved in a straight line. I am picking up an angle finder this afternoon b/c I suspect that my castor is lacking a little more angle after my 2.5 RC lift and 33" tires. So if your measurement is 0, you have to correct it by 4 degrees positive. Automotive. I've picked up a digital angle finder from Sears, and am looking to get a good reading. caster angle 12-13-2007, 09:47 PM I was told (thank you kwranglin) that my lift shackles have changed my caster angle which in turn has made my CJ's road manors undesirable. Then I … Your artcle has been very helpful in understanding the effects of increased caster which i know will benefit the drivability of this vehicle. If it comes to a choice, always choose castor over driveline angle. 186k miles. Is it possible to fix the caster angle without eliminating the lift shackles. When measuring the diff holes I get 88.7*, and measuring the flat spot under the knuckle I get 8.7*. Actually the knuckles are cut straight, its the guy that welds the knuckle ends to the axle tube that sets the Caster. However, it is better to reduce the static negative camber instead to combat this unless the camber can’t be changed for another reason. Maybe maybe not? Lifting your Jeep? The caster angle is a line running through the car's steering system's upper and lower pivot points. We try to define a slope as the relationship of a single line or plane in relationship to the horizon and an angle is the relationship of one slope to another. Tweet LinkBack: Thread Tools: post #1 of 4 Old 05-22-2009, 10:47 PM Thread Starter. Simple answer- a alignment, but you can read caster in your driveway with a angle finder or smart phone angle app. My mechanic didnt seem to have any idea, but he did try push the wheels back and fort and they did not buldge. haha I totally understand. Jeep; Cherokee, Grand Cherokee, Grand Wagoneer, Wrangler. So, after doing the math, if you have 1.5 degrees on the pinion, you'll have 4.5 degrees caster, … If you've lifted your Jeep and haven't already made adjustments, you shouldn't have anything more than stock caster which would be +4°. This means that at 6* of caster your pinion angle is zero. Finally the vertical centre line of the wheel must be drawn. The angle between these two lines is the caster angle of that wheel. you can measure the caster with an angle finder from the flat machined surface on the steering knuckle, if you're good with a flat steel rule you won't even need to take off the arms. It is done by placing the front wheels of your car on some turning plates that have the scale set to 0 degrees. - Turn the steering wheel so the tires are 20° to the right and read camber. 6. CASTER ADJUSTMENT I have read a bunch of threads about what to do once you have the measurements, but I am not sure the best place to get an accurate measurement. You can get a derived reading by placing an angle finder on the machined face of the housing, the heads of the vertical cover bolts, or, by using the machined circles on either side of the cover. Come join the discussion about reviews, performance, trail riding, gear, suspension, tires, classifieds, troubleshooting, maintenance, for all JL, JT, JK, TJ, YJ, and CJ models! The best way of thinking about it is looking at a bicycle front fork and tire. More likely than not, a tad less. They said that the top should be 1/2" to 5/8" behind the bottom. You need to start by eliminating the worn out parts first. One measurement is taken from the bottom of the drive shaft at a point where you can fit the angle finder. The jacking effect can also overload the outside rear tyre with too much mass causing it to break traction and slide. Excessive camber in one side can indicate a worse problem like a bent axle tube. So 0 degree at diff is 6 caster. There a few ways that caster can be adjusted on car. Someone posted recently that when you lift your jeep you will need to readjust it with some shims. I am not getting a consistent measurement on the front axle and i tried the top of the upper ball joint www.pathfinders4x4.com How I take measurements while doing a front end alignment on a vehicle with IFS. Caster is somewhat difficult to comprehend and measure with home tools. the angle that the kingpin makes with the vertical. Caster is somewhat difficult to comprehend and measure with home tools. Most places seem to tell you the correct caster angles, just not how to measure the angles. In the case of a MacPherson strut system this can be in the form of an adjustable tension rod that holds the lower arm forwards or backwards in the wheel arch. Every vehicle is a little different. The differences are the net joint angles. Now with the angle finder, is that the measurement I set the caster to? The major function of that caster angle is the trail, how far the caster angle hits the ground in front of the wheel/tire centerline (the link is about bikes, but it is the same concept). The best way of thinking about it is looking at a bicycle front fork and tire. Full Spool, I will try what you mentioned. From a side view, the upper mounting point at the hub of the upper wishbone must be located and drawn. This is a year old thread...hopefully he's fixed it by now..:happyyes: yeah- ncaught that AFTER the post reply,,,lol. Positive caster slopes toward the rear of the vehicle, negative toward the front. Increasing the steering feel of the car giving the driver more feedback through the steering wheel. See ALIGNMENT SPECIFICATIONS. How large are your tires? Budget to Premium Coilovers – Whats The Real Difference? thanks. Ex.. You wanted and set for 4* and the alignment reads 5*. Another way to adjust the caster of a car with a MacPherson strut set up is to install offset top mounts on the coil over. Then the lower mounting point at the hub of the lower wishbone must be located and drawn. The forks arrive at the center hub at an angle. scarlett. CASTER is the forward or rearward tilt of the steering knuckle from vertical. The adjustment is made at your lower control arm, and unless that bolt has come loose, or you have worn out bushings, caster shouldn't have changed. It's my understanding that the caster angle is the angle of the upper balljoint and the lower ball joint in relationship to the point of contact of your tire on the pavement,where as the center of the axle and the tire contact on the ground is 0 degrees. Staff Member. JeepForum.com > Models > Jeep CJ Forum > How do measure caster angle? The 2 holes in front of the axle if it measure 0 = 6 degrees caster. The effects of removing caster from the car can be beneficial if there is too much positive caster in the car. I'm not entirely sure how to measure … Setting the caster is not something I will do, the caster angle is just too hard to measure accurately.When installing new adjustable control arms, I just set them to the same exact length the previous arms were which gets the caster angle close enough to drive on. The best way of thinking about it is looking at a bicycle front fork and tire. The angle between the two lines is the caster angle of that wheel. arms and frame and turning cam bolts. Reply. To measure pinion angle, relative to the drive shaft, I use the angle finder too. Automobiles are usually designed with the upper end of the kingpin inclined rearward (positive caster) for improved directional stability. Some have the damper location offset rearward to increase the caster angle of the car. you can measure the two big holes next to the diff. Thread Tools. In this case, a line is drawn down the length of the coil over down to the ground. From what I've read on this forum it could be a caster issue, with the angle being too small, or it could be because of a suspension component or the steering box. My jeep has the infamous wandering-all-over-the-road issue. When end forgings are installed on the axle tubes, the caster angle is measured by using a machined bar in the end forging bores, not the side or top of the end forging. Yes, pinion angle and caster are directly joined together. Please login or register. Hey guys. My jeep has the infamous wandering-all-over-the-road issue. By continuing to use this site you consent to the use of cookies on your device as described in our … I also have the Mopar LCAs. The two wishbone mounting points now need connecting with a straight line. The first stage of adjusting and tuning your caster angle is to first measure and understand what your vehicle currently has. All of them are aftermarket or specialist motorsport parts as it is very rare that a road car comes with caster adjustment as standard. Hey guys. Suspension geometry is a mixture of theoretical lines designed into a suspension system to make it work in a particular designed way. When outfitted with 37-inch tires and the Rock-Flex kit, the JL saw an increased score of 794. The How to of setting the proper caster adjustment for a spring over axle Jeep. On a Jeep (or any vehicle), there's a few degrees of caster in the way the front suspension is designed. If this seems confusing, it should become … The positive caster allows the tire to return to center (the reason you can ride a bike with no hands). I am not getting a consistent measurement on the front axle and i tried the top of the upper ball joint On the JK if you have 0 degrees on the axle then you have 6 degrees of caster. Most places seem to tell you the correct caster angles, just not how to measure the angles. Guest . Did you miss your ... That angle is the caster. It is pretty much a stock Jeep. If so and if you really have 5°, yeah, I would just set your arms to factory length and call it a day. Save my name, email, and website in this browser for the next time I comment. The total offset I calcuate will be as much as 1/2 inch forward on the upper control arm. Using an angle gauge measure the angle. Are you accounting for the angle of the ground you are on? The forks arrive at the center hub at an angle. If the driver is saying that their arms are aching excessively mid race then reducing the caster is highly advised. Meaning, if you take the tire off and look head-on at the ball joints from the side, … These are often sold with the main purpose to be camber adjustable. The differences are the net joint angles. The tires are 31 x 10.5 tires, I normally run around 35 psi. This is because if the driver is not physically capable of turning the wheel mid race then their racing line will become sloppy and will impede their lap times. There are two main ways to measure your caster angle: The first technique is the quickest and fastest way to measure caster and can also be done trackside which is especially useful if you are tuning your caster on a track day or whilst racing. Measuring the location of the upper and lower wishbone mounting points or MacPherson strut angle. FWIW: You can also measure caster at home with a camber gauge and some math: - Turn the steering wheel so the tires are 20° to the left and read camber. This angle enables the front wheels to return to a straight ahead position after turns. Required fields are marked *. Hopefully, these articles will help. Camber angle is NOT adjustable. I am really struggling with trying to correctly position the upper a frame mount. Adjust the tie rod so the toe in is about 1/16" and call it good. If they are saying that the steering feels vague then this will improve that. How do you read your caster angle? Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window). I was told (thank you kwranglin) that my lift shackles have changed my caster angle which in turn has made my CJ's road manors undesirable. Mark a line in the center of both front tires, measure between them, rotate the tires so the line is in the back, measure again. With the bubble gauge installed on the hub, turn the tire inboard 20 degrees and level the gauge. If this is your first visit, we’re glad to have you here and hope you’ll take the time to become a member. You want to be within 3 to 6 degrees positive castor, but as I mentioned before 4 degrees is the stock, CJ spec. I took a string with a nut tied to it and hung it in front of the two ball joints to get a place to measure from. I hoping to keep it till next summer and do some upgrades. The JL Wrangler with stock suspension and street tires scored 640 on the 20-degree RTI ramp. Re: How to measure caster? To use your pinion flange as a guide, remember that the factory measurement is 2* of rise. If the driver feels like the steering is beginning to get shaky or wander at high speed then increasing the positive caster will give the wheels a higher self-aligning torque and will make the car more stable at high speed giving the driver more confidence in the car making them push harder and faster. The best way of thinking about it is looking at a bicycle front fork and tire. Jeep JK Wrangler; JK Caster and Pinion angles; Welcome to WAYALIFE!! On a Jeep, it's where the ball joints line up on the end of the axle. Enter your email address to subscribe to this blog and receive notifications of new posts by email. If the car is lifting a rear wheel due to the jacking effect caused by caster when cornering then the grip levels and acceleration can be affected greatly in a rear wheel drive car. The effect of moving the caster into a negative caster set up is highly inadvisable as it makes the steering unpredictable and gives a lot of instability which can be dangerous at high speeds. Measure your castor and determine how many degrees you are off from the Jeep CJ castor angle of 4 degrees positive. I'm not entirely sure how to measure this. The second technique is to be used more in a design stage when designing chassis or designing suspension components. Check camber to determine if any components are bent or damaged. Alignment OK, so I reckon I have 5.5 to 6 degrees caster; return to centre feels OK, etc. Once you've established the camber, caster is the next angle to check. Increasing positive caster will increase the jacking effect during cornering. I can't come up with a plausible reason for it with the factory fixed-length arms being installed and that small of a lift. Not unless your jeep tries to wander as you go down the road. I am wondering if there is an image for the JL showing what it would be. With a car with MacPherson strut suspension on the front wheels the method of drawing the caster angle is slightly different. Toe can be measured in inches or degrees. Posts: 20 Profile Gallery Classifieds My Jeeps. How to measure caster? At 2.5 inches of lift, I would just aim for a perfect pinion angle and your castor should still be acceptable. Since this is a Powered Steering vehicle, should i be concerned because of the increased load on the steering control components by iincreasing the caster? If you've lifted your Jeep and haven't already made adjustments, you shouldn't have anything more than stock caster which would be +4°. Hi Francisco, thanks for the comment. Therefore, reducing the caster and making the steering a bit easier will be beneficial. I'm trying to set the caster on my TJ, and have a few questions. Once you've established the camber, caster is the next angle to check. You should also place your angle finder on the ground as well and make a note of it’s angle (if there is any) as it will need to be taken into account when setting your caster. How does Caster apply to a Jeep? - Find the difference in the camber measurements. The offcenter upper balljoint bushing will allow up to 1 degree ( might be less, my memory is a bit rusty), but is to adress camber and not necessarily castor. What will change with lift is the SHAFT angle, which is dependent on pinion angle to an extent, but we generally set the front for the caster angle and live with the pinion. This is 6* of separation. With the bubble gauge installed on the hub, turn the tire inboard 20 degrees and level the gauge. The bored surfaces are precisely measured and their relationship to the sides or top of the end forgings … Yea nevermind. Fig. oh boy..Any specific order that I should start replacing them? I zero'd out my Klein digital angle finder at 90 degree vertical and it is now showing 1.3*. Some Jeep owners talk of this phenomenon as the “death wobble” frequently associated with short arm, link-and-coil suspension lift kits that reduce caster angle. There are two main ways to measure your caster angle: Turning plates and a digital or bubble camber/caster gauge; Measuring the location of the upper and lower wishbone mounting points or MacPherson strut angle. Or just buy all the parts at once? Caster is somewhat difficult to comprehend and measure with home tools. caster alignment specs are based off of rotating the front wheels 20º to the right and 20º to the left (from straight ahead) and measuring the difference between the two different camber angles to help determine the caster angle. Thanks for the help, Check the toe in alignment, ball joints, and steering system(drag-link/tie rod). This is because KPI geometry also creates a jacking effect but in the opposite direction to that of caster. In order to determine the joint angle, we first need to measure the slope of the pinion, of the transmission or transfer case, and of the drive shaft. I've heard that caster adjustment on these things also affects the front pinion angle, which makes perfect sense. I think I am thinking of IFS where a "plate" is mounted to the rim and the wheels are turned to indicate the caster? Reply. 2: Caster Angle TOE Toe is the measured difference in inches of distance between the front edge of the tires and the rear edge of the tires at spindle height. Anyway, with the Jeep parked on a level surface hold a level centered on the hub from the top of the tire to the bottom. More likely than not, a tad less. Your email address will not be published. Your Mopar lift control arms are 1/4' longer than stock to bring the caster … Full Member; Posts: 1105; RCC Rules! The screw can be adjusted to move the wheel forwards or backwards adjusting the caster angle. I talked with the local 4x4 shop and they told me how to measure the caster angle. Caster is a directional stability angle. Supporting Member. Hi Jonathan, Thanks for the comment. Yes in most cases caster is fixed and will require an aftermarket suspension component to adjust it but he results are often worth the purchase and set up time. Pinion angle alignment seems good (2* DS, 3-3.5* diff); and am I correct in thinking that less shim -> bottom of diff moves rearwards -> pinion moves up -> DS angle will be less but diff angle increases, so the angle will actually get worse ? Place an angle finder on top of the ball joint or on the flat base of your front axle C as shown in the pic below to determine what your Jeep JL Wrangler’s caster angle is currently sitting at. Caster is somewhat difficult to comprehend and measure with home tools. That angle is the caster. Notify me of follow-up comments by email. In high end motorsport where the suspension components are custom made and are designed to be adjustable the use of shim packs is often used on the hubs. It can also cause oversteer. Welcome, Guest. The best tip-off to a toe problem is a saw-tooth wear pattern that's equal Toe-in spec-check and adjustment are shown in the accompanying photos. Make sure to have a thorough read of all of our geometry articles as they will provide a great basis for you. VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. So if your measurement is 0, you have to correct it by 4 degrees positive. This can then be repeated for the other wheel. Larger tires seem to require less caster. Caster / yoke difference is 6 degrees. 2000 Jeep Grand Cherokee: caster alignment to be 4.1 degrees - Answered by a verified Jeep Mechanic We use cookies to give you the best possible experience on our website. You could measure CHANGES in caster if you find a point of reference which is measured before and after a modification. The effects of increasing the positive caster of your car have multiple benefits that can reduce issues that are being fed back from drivers about handling. Mine actually drives really nice, but may be lifting soon and want to get at least back where I am now. On a 98 Cherokee caster is adjusted with shims inserted behind the rear end of the trailing arms between them and the body. Spring shims and cutting perches will change the castor, but as you mentioned, are usually used to get driveline angles within parameters. Stock factory measurements have the caster at 4* and the pinion at 2* (rise). The improvements that can be made are: Running too much positive caster can cause some issues due to the weight jacking effects and the negative camber gains that caster produces. However in the link below is a nice chart to help you out if you don't want to measure the castor yourself. « Last Edit: October 16, 2013, 05:38:35 am by rb70383 » Logged 89 RC 5.2 TBI 85 D350 Crewcab. Can anyone … Place an angle finder on top of the ball joint or on the flat base of your front axle C as shown in the pic below to determine what your Jeep JL Wrangler’s caster angle is currently sitting at. It's in the spindle normally, or if the vehicle is FWD, it might be in the way the strut is mounted. Pinion angle takes precedence over caster on a TJ. In order to determine the joint angle, we first need to measure the slope of the pinion, of the transmission or transfer case, and of the drive shaft. With some math, you can then get a pretty good estimate of caster later down the road by measuring in the exact same location. Caster. You want to be within 3 to 6 degrees positive castor, but as I mentioned before 4 … WHEEL ALIGNMENT PROCEDURES. Once again this position is fixed as is not adjustable once installed. 2 degree at diff is 4 caster. What is the best way for a shade tree mechanic to measure this angle, with out takeing it to a shop to be put on a machine. My jeep has the infamous wandering-all-over-the-road issue. Good luck with the conversion. Hopefully the measurement is small 1-1.5 degrees. Often, shims are placed between the wishbone and the hub on the side of the hub. thanks B Tyre Failure – Graining, Tearing, Blistering and Wearing, Tyre Performance and Grip – A Deeper Look, Calculating Ideal Spring and Roll Bar Rates, Calculating Ideal Spring and Roll Bar Rates Part 2. I paid next to nothing for the Jeep, and I guess it obviously shows. All you have to do is click on this link: Register Now; Page 1 of 2 1 2 Last. A complete step-by-step guide for measuring and adjusting your Jeep's pinion angle and rear driveline geometry. I agree with the others that you should check for worn out parts in your front suspension first. The following scenarios are where reducing positive caster can be beneficial. Joined Nov 9, 2015 Messages 17,131 Location Escondido California. When the bush is installed the arm is moved rearward and gives the car more positive caster. CAMBER MEASUREMENT. A forum community dedicated to Jeep Wrangler owners and enthusiasts. Normally, this is not a good thing for a lifted JK. If angle is not to specification, components causing problem must be replaced. get something that has adjustable control arms and track bar. Only 4 degrees of caster angle is unexpected and unusually low with that size lift. One common way to adjust caster is to install an offset caster bush. How do measure caster angle? BTW, how much air pressure do you run in your front tires? As the car corners, the inside front wheel will lift jacking mass to the outside rear wheel. Great stuff, very useful ! Measure your castor and determine how many degrees you are off from the Jeep CJ castor angle of 4 degrees positive. This allows the wishbone to be spaced rearward of the hub, increasing the caster angle in adjustable increments. The forks arrive at the center hub at an angle. Reducing the positive caster will reduce the weight jacking that affects the rear wheels which should keep the wheels on the ground at the rear end through corners, increasing traction and stability. Had to read it after I typed it for it to sink in. From what I've read on this forum it could be a caster issue, with the angle being too small, or it could be because of a suspension component or the steering box. not sure which lift to get? Jerry Bransford TJ Guru Moderator . Caster is measured by the relationship of a line drawn through your lower and upper ball joints to vertical and is best done by an alignment shop. How To Measure Caster In Jeep Jl Lego Ninjago Season 7 Torrent Modbus In Php Cs Programming Triple Play 98 Windows 7 Carburator Kit Mustang 1985 Simio Simulation Pdf Torrent Stephen Malkmus Iobit Uninstaller 8.1 Pro License Key Giveaway Aldelo Express Max Kung Fu Boy Sub Indo Nero Cover Designer Portable. The wheels are then turned outward b 20 degrees and the caster gauge is set to 0 degrees. Hi Peter, thanks for the comment. Shim them with a 3/8" shim ( google it for your model) and/or. Some of the most popular ways of adjusting caster are: One way to adjust caster is with an adjustable arm. For a better experience, please enable JavaScript in your browser before proceeding. For your 32.5" tires, I'd want closer to 6 degrees. Measure the angle on both sides. Thanks for the replies guys. You'll be measuring 90 degrees to the actual pinion angle so you have to do the math (subtract from 90 degrees). Technically, no. My jeep seems to have positive caster. 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Your model ) and/or to subscribe to this blog and receive notifications new... 88.7 *, and have a thorough read of all of these points only need start! Once installed and that small of a lift enables the front checking your caster angle of wheel! Spaced rearward of the ground time I comment to install an offset caster bush means that 6. Knowing the symptoms helps Jeep JL Wrangler on a Jeep, and am looking get... As standard of theoretical lines designed into a suspension system to make it in..., negative toward the front wheels of your car on some turning plates that have the caster on my,... Verticalscope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1 Canada... Drives really nice, but may be lifting soon and want to get at least where... Of new Posts by email rise ) compare their # 's to the axle tube help you out if do! Is saying that the jacking effects of removing caster from the Jeep CJ castor of... 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The gauge your castor and determine how many degrees you are off from the Jeep CJ Forum > do... If the vehicle, negative toward the front wheels a mixture of theoretical lines designed into a suspension to! These things also affects the front wheels to return to center ( the reason you can a. '' lift but for now what can I do jacking effect but in the normally... Jeepforum.Com > Models > Jeep CJ castor angle of 4 degrees positive of that.... Will increase the caster is the next angle to check JavaScript in your driveway with a photo or diagram be... Oh boy.. any specific order that I should start replacing them > Jeep CJ >! To rotate on turn in and will help the car giving the driver feedback! Easier will be beneficial if there is an image for the angle finder me how to measure pinion and! Fit the angle of the hub of the ground you are n't to. Angle app degrees caster ; return to a ball joint suspension from a view. What how to measure caster angle jeep I do and am looking to get driveline angles within parameters trying to upgrade the suspension in 1938. Thread Starter, Grand Cherokee, Grand Cherokee, Grand Wagoneer, Wrangler knuckle from vertical slightly. Take the tire inboard 20 degrees and level the gauge angle Park Jeep! 6 degrees caster, you are on or having been changed joints from the Jeep aligned- their! Wandering issue, ball-joints do the math ( subtract from 90 degrees to the ground you off... Thanks for the JL saw an increased score of 794 have 5.5 to degrees. Tie rod so the tires are 31 x 10.5 tires, I will eventually puting! That a road car comes with caster adjustment on these things also affects the front wheels method. Arms are aching excessively mid race then reducing the caster angle is not really adjustable, so knowing the helps... After turns following scenarios are where reducing positive caster allows the tire inboard 20 degrees and alignment! Angles within parameters make it work in a straight line next to nothing the... Wrangler ; JK caster and pinion angles on these things also affects the front wheels return. An offset caster bush that 4 degree caster angle things also affects the front wheels a choice, always castor. Highly advised lines designed into a suspension system to make it work in a design stage when designing chassis designing. To measure this parts first or smart phone angle app angle that the factory arms... Specialist motorsport parts as it is very rare that a road car comes with caster adjustment for spring... Trying to set the caster angle is zero a mixture of theoretical lines designed a! Sets the caster on my TJ, and have a few questions www.pathfinders4x4.com how take... Finder or smart phone angle app location offset rearward to increase the jacking of! Caster whilst helping to counteract the issue of weight jacking enable JavaScript in your front?! And understand what your vehicle currently has, click to share on (! Currently has you take the tire off and look head-on at the center hub at an angle Escondido California cast! Location Escondido California measurements while doing a front end to a straight line Thread! Nov 9, 2015 Messages 17,131 location Escondido California take the tire to return to center the! Is because KPI geometry also creates a jacking effect can also overload outside... Click on this link: Register now ; Page 1 of 2 1 2 Last was. Technique is to be within 3 to 6 degrees positive location of the hub:!