Often overlooked and often resulting in vehicle pull. The caster angle or castor angle is the angular displacement of the steering axis from the vertical axis of a steered wheel in a car, motorcycle, bicycle, other vehicle or a vessel, as seen from the side of the vehicle. Correct by replacing damaged part, correcting location of strut tower, and/or reducing cross-caster to half a degree or less by resetting caster to specifications. If a vehicle has a pulling problem, the alignment should be checked (including cross camber, cross caster and thrust angle settings). Get Your Car Aligned - NW Houston, TX Area Does it correct itself when the brakes are applied? This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. The amount of tilt is measured in degrees from the vertical and is called the camber angle. The final segment of four short videos on wheel alignment. I've rectified that with several week-long trips to the Utah deserts including some rather tricky and lonely roads (it's bad when even the OHV tracks end and there are only cow prints...). Cross caster = … How does caster work? The underlying cause may be a bent strut, spindle or mislocated strut tower. These slight side-to-side differences are called cross-camber and cross-caster. Correction: Check and align the rear axle or rear toe by performing a four wheel alignment. Give it some time for the tires to wear a little to there new spot. Looking at those numbers, I don't see a big enough difference in caster to cause a pull. Excessive Cross Caster can cause the vehicle to pull to the side with the least positive caster. 5 Toe and Related Geometry Worksheet . 7. – 0.01 toe. The vehicle will pull towards the side with low tire pressure. Tire pull. How much cross caster does it take to cause a vehicle to drift or pull? Rear axle steer: The front wheels are with alignment specifications but the vehicle pulls to one side. Your vehicle may feel like it has a mind of it's own. Camber Camber is the inward or outward tilt of the wheels when viewed from the front of the vehicle. Correction: Replace worn or damaged parts, repositioning engine cradle, and/or reducing cross-camber to half a degree or less by readjusting the camber to vehicle specifications. They provide specifications for static camber in a range of degrees. Note the length of the green line in between the tyres and body. Too much cross-caster can make a vehicle pull or lead towards the side that has the least (negative) caster. Cross camber is the difference in camber from one side to the other, if each wheel is itself correctly in tolerance, but at opposite ends of the scale, then the cross camber will be high and might need attention. Meaning your rear diff could be pointed in the wrong direction. You really don't have cross caster, unless it's more than a full degree apart or one side is negative and the other is positive, then you don't have cross caster. You can fit 33x12.50s on stock suspension, and stock wheels. Which way would a vehicle pull if the left front caster was 2.00° and the right front caster was 3.00°? How many miles since last alignment? Correct by inflating tires to recommended pressure. Cross-caster has a different rate of caster and camber on each side, for safety reasons. This is the static camber specification and we use it to achieve dynamic camber. Alignments, 10 Signs When To Walk Away From Purchasing Used Vehicle, Consumers Guide to Choosing Auto Repair Shop. Caster Connection, Inc. 2380 International Street Columbus, Ohio 43228 Phone: (800) 544-8978 Fax: (888) 852-7202 Office Hours of Operation 8am-5pm … Camber. 0.02. For Plastic Manufactures: ship 7 cartons or under 200 lbs via UPS collect. Causes: A bent strut or spindle, a collapsed control arm bushing, worn steering and/or suspension components or a shifted cross-member or engine cradle. I fixed a fellow mudders truck with a bad pull to the right by replacing the tie rod and both ends. Also, the actual caster numbers should be close to the OEM specified target value. Uneven caster side-to-side creates too much cross-caster that can make a vehicle pull or lead towards the side that has the least (negative) caster. Correct by replacing damaged part, correcting location of strut tower, and/or reducing cross-caster to half a degree or less by resetting caster to specifications. You must log in or register to reply here. This condition will cause the vehicle to pull or lead to the side with the least amount of positive caster. Too much cross-caster can make a vehicle pull or lead towards the side that has the least (negative) caster. I used to do alignments and from looking at your specs your front end looks good. Squeak Rattle and Thud Diagnose Little Noises, Get Your Car Aligned - NW Houston, TX Area. You really don't have cross caster, unless it's more than a full degree apart or one side is negative and the other is positive, then you don't have cross caster. Thi… Yes, it causes pull to the side with the LEAST positive caster. part of this could be because the L/F camber is more neg than the R/F, but i have done a lot of wheel alignments over time and i usually find that caster needs to be 1.5 degrees more + or - on one side to become an issue at all. Correction: Readjust or repair brakes as required. . It may not display this or other websites correctly. Does Your Vehicle Pull to One Side While Driving? Keep in mind the influence that SAI has on vehicle tracking, and be aware that high SAI will cause cross caster to be less effective than cross camber for correcting drift issues. Cross Camber Tire Tech Information - Diagnosing Tire Pull …faster than the tire on the right side of the same axle. It causes the vehicle to pull to the right because a vehicle pulls to the side with the most positive camber. If one wheel has more positive caster than the other, that wheel will pull toward the center of the vehicle. There is a thread by me that describes how to evaluate a front end. If camber is out, I recommend going for the full alignment. I'm sure there are a gazillion sites which talk about the effects of cross-caster. It costs more to produce parts that conform to military requirements. It is the inward or outward tilt of the wheel as viewed from the front of the vehicle. Kevin Costner plays cross-country Coach Jim White in the movie “McFarland, USA” about a small Central Valley farm town’s rise to dominance in the sport, winning nine state titles in 14 years. Car pulls to the right and cross camber is off, they said it’s not adjustable . If the alignment is at the manufacturer's preferred settings or appropriately within the range, the following procedure can be used to confirm which tire is causing the pull. Know for sure that you are supplying parts that meet MIL-SPEC call outs for material, hardness, plating, testing and certification. Your toe on the other hand is off, and is the reason for you pull. The cross camber was – 0.9. If one side of the tread is worn more than the other, the most common causes are: Incorrect camber, toe and/or failure to rotate the tires periodically to even out wear. Search California's white pages to look up people, addresses, phone numbers and more. … Does incorrect caster cause pull? What is your thrust angle?? On a crowned road, this will help pull away from the slope of the road. The caster being more positive on the right (remember we drive on the left) combined with the camber of the road should have caused it to pull hard left, but it drives straight ! "Steady pull" is when the vehicle continually pulls or drifts to one side when traveling straight. Mismatched tires side-to-side: The vehicle will pull towards the side that offers the greatest rolling resistance. Note the length of the green line in between the tyres and body. I recently purchased a 92 TLC, formerly a one-owner mommy-mobile with 150K miles that had never been off road. If a vehicle has a pulling problem, the alignment should be checked (including cross camber, cross caster and thrust angle settings). Following that procedure should reveal the problem. This is UP TO A POINT. Correct by replacing damaged part, correcting location of strut tower, and/or reducing cross-caster to half a degree or less by resetting caster to specifications. You should have 3/8-1/2 degree lead or more caster on the PS. The car will tend, as a general rule, to pull to the side with the least negative or most positive … The chart indicates that the vehicle has excessive camber on the RF wheel. The underlying cause may be a bent strut, spindle or mislocated strut tower. When the vehicle is in operation, the dynamic camber will be closer to zero degrees. You are looking for 1 full degree on PS to get it close and I am not sure you can get that. Just looking down … More caster harder to turn the wheel. If one wheel has more positive caster than the other, that wheel will pull toward the center of the vehicle. 1. Keep cross caster within the OEM specified range, which is typically under 0.5°. Causes: Directional tire pull (shifted belt in tire), a possible bent rear axle and/or rear axle misalignment. Possible causes include: Too much cross-camber can cause a vehicle to pull to one side. Should be on your printout. But gary, are his tires not both pointed PS? They should! Glow-in-the-dark darts minimize replacement costs because they are easy to locate. Inexperienced noob about to tear my FZJ80 apart - Any tips to re-emphasize before rebuilding axles, brakes, steering, and suspension. (-1.0 to 1.0 normal) Total toe. Right front-0.4 camber. Compare tire sizes, tread styles and brands. What is wheel caster? Your rear thrust angle was .28 out. Cross-caster has a different rate of caster and camber on each side, for safety reasons. How bad is the pull? When the vehicle is in motion, the static alignment settings will change. (Revised July, 2016) Up to 4 cartons and 200 lbs or less: Ship UPS “Collect” on WCL account #915-985. "Had to do the quick & dirty for now (tightened both with the 10lbs/47lb trick)". ie: caliper, stuck pad, wheel bearing, ect. The Honda Jazz runs a positive caster. I fixed a pull for another member and it was there slightly when I was done but has since gone with some driving. What is the definition of positive and negative total toe? You can try rotating factory shims slightly, but while usually fixing camber, you will probably create a cross caster making the truck pull to one side while driving down a level load with little or no crown. The underlying cause may be a bent strut, spindle or mislocated strut tower. Bright yellow body reduces chances of leaving the CableCaster behind. Correction: Check all suspension components for wear and replace as necessary and/or perform four wheel alignment. How Often Should You Rotate Your Tires & Why? If those numbers are still good, I would look into a drag issue on one side. Raise the vehicle and spin each wheel by hand to check for excessive drag. 0.5 camber 3.8 caster. Camber is a tire wearing angle. In an event where a driver loses control of the car, cross-caster will result in a drift towards the side of the road instead of oncoming traffic. Anything less than a degree difference in caster side to side is fine. Classifieds - Engine/Transmission/Transfer Case, BJ42 | FJ43 | BJ44 | FJ45 | FJ45LV | HJ47, North American Clubhouses - Central Region, CA.AB- Rocky Mountain Land Cruiser Association, CO/WY- Horsetooth 4 Wheelers Cruiser Club, TX- Lone Star Land Cruisers - Austin Chapter, TX- The White Trash of the Elwood Chapter, CA.BC- Okanagan-Similkameen Land Cruisers, NV- Battle Born Cruisers of Northern Nevada, Looking for some help reading a suspension diagnostic printout, Not enough caster...ICON stage 3 kit/ 1 year Review. Is there a thread detailing how this is done? 2,3 caster 0.03 toe. The camber angle identifies how far the tire slants away from vertical when viewed directly … Get some fresh numbers and see what comes up. The pull is constant to one side and may get worse when appling the brakes. The Honda Jazz runs a positive caster. Cross Caster is the difference between the left caster value and the right caster value. Too much cross-caster can make a vehicle pull or lead towards the side that has the least (negative) caster. Do you have a bent trailing arm in the rear or a bad bushing?? In an event where a driver loses control of the car, cross-caster will result in a drift towards the side of the road instead of oncoming traffic. We set wheel alignment to static settings. Caster may cause a "drift" in one dirrection or another, but rarely a pull. Caster is hard to measure directly with any accuracy, but is easily calculated by modern alignment equipment. Front Right Camber: -1.1 to 0.1Front Cross Caster: -0.8 to 0.4 Front Cross Camber: -0.6 to 0.6 GMC Mechanic: Gary , ASE Certified Technician replied 4 years ago this type is issue can be if the caster or camber is just on the outer spec or a few will do this with dirty transfer case fluid as the clutches would be chattering causing this A steering wheel pulling to one side is a problem that forces you to maintain constant pressure on the steering wheel to maintain control of your vehicle. The underlying cause may be a bent strut, spindle or mislocated strut tower. Causes: Brake caliper sticking, overfilled brake master cylinder (does not allow caliper pistons to retract when brakes are released), misadjusted drum brakes or parking brakes. The Greenlee cable caster takes running wire to a whole new level. Contact Information. An example would be one-half degree of positive camber, plus or minus one-half degree. More negative caster gives heavier feel on steering, this means the top of the line through the ball joints centerline farther forward. If rotating the tires side-to-side reverses the direction of the pull than the tires need to be replaced. But with unequal cross-caster, these forces are no longer equal on both sides. Some manufactures now specify this value. I am not sure how much you could tweak the caster with misaligned OME bushings but I have seen measurement differences between before and after readings so it can happen. This condition will cause the vehicle to pull or lead to the side with the least amount of positive caster. Tilt it farther back, more positive caster and lighter steering. Cross Camber. For a better experience, please enable JavaScript in your browser before proceeding. You are using an out of date browser. Sure, parts to ASME specifications cost less than MIL-SPEC parts. All the above was witching spec in the green. Here are the reading Left front. get the wheel bearing fixed and see what happens. 50-foot, 15 m, range allows for faster installations with fewer pulls. If I'm not explaining it well, a search will probably do a better job. Your toe on the other hand is off, and is the reason for you pull. 7yrs is a long time, take it in for an alignment. Toe will also affect your pull, but I don't see it off enough to cause a PS pull. JavaScript is disabled. Shoot a dart with an attached string up to 50 feet. (-.7 to 0.7 normal) Cross caster 1.5. Newb question: What exactly are you tightening. You can fit 33x12.50s on stock suspension, and stock wheels. The front wheels are aligned to vehicle specifications but the vehicle pulls to one side. Do Not Insure. This is what happens when you have caster on the passenger side at 1 degree and two and a half degrees caster on the driver side. Your pull to the right is because you have more caster on the DS than the PS. That's what left of your pull. California state public records for free and up-to-date directory information! and … The driver must maintain steady pressure on the wheel to keep the vehicle on the road. All else being equal, the severity of the pull will be in proportion to the cross caster, or difference in caster from side to side.