Use these high strength steel alloy shims (sold in a box of 6) to adjust caster and pinion angles 3.0° on your most rigorous applications. Designed for 4" wide leaf springs, this steel shim will adjust steer or drive axles on everything from cement and garbage trucks to OTR. Using "Z blocks" on your axle? Take a look at our axle spacers, PN 10798 to spread the load and tweak your ride height.

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This part (number 87280) fits many late model Ford truck and vans with 20mm bolts. With this kit you can adjust caster up to ±2.0°.

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This set centers both steer axle wheels and brake drums to minimize wheel vibrations, brake pedal pulsations, and wheel hop. These sleeves are made specifically for the 'TAG' axles with Accu-Ride 19.5" wheels.

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Replace corroded or damaged original equipment alignment cams on GM 2500/3500/4500 HD trucks and Chevy Colorados with this cam and bolt kit. SPC's replacement camber & caster cam kit includes a provision for 3/8" drive ratchet wrench when the bolt head is difficult to reach. Use part number 86326 HD GM alignment pins to replace the often abused or missing OE pins.

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The 86375 kit is a stock OE replacement cam/bolt kit for newer GM 1/2, 3/4, and 1 ton truck and van applications. These kits are for amber and caster adjustment. Fast, simple installation. For additional change see our bushings 86330 & 86350 or our new adjustable ball joint 23960. SPC uses a hex chromate free finish and offers a 700hr salt spray test for the best corrosion protection available.

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This set of eccentric bushings replace the O.E. radius arm bushings and provides up to 1° caster change.

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Replace corroded or damaged original equipment alignment cams on GM and Chevy 1500 trucks with this cam and bolt kit. SPC's replacement camber and caster cam kit includes a provision for 3/8" drive ratchet wrench when the bolt head is difficult to reach. Use part number 86326 HD GM alignment pins to replace the often abused or missing OE pins.

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Spread the load! "Z" blocks and other axle spacers used by Hendrickson, Freightliner, Kenworth, Mack, Hollis, Sterling, Ford and others create pressure points that will crush or even break the toughest of caster wedges. Use this HD Wedge Spacer Plate to spread the load and then use the caster shim of your choice to modify alignment. The 1/8" thick plate comes 6 to a pack and provides support for 4" wide axle spacers. The HD Wedge Spacer Plate can also be used to dial in ride height from side to side.

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Twice the coverage - half the inventory. Changes caster positive or negative from 1/2 degree to 4 degree. APPS: Any solid axle RWD or 4WD vehicle.

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Change camber,caster, or both on twin traction beam Dana 44s with these sleeves. Simply remove the tire, cotter pin and upper ball joint stud nut and break the taper free between the stud and sleeve. Using a sleeve puller, remove the existing sleeve. Unstall zero degree sleeve 23109 to determine the change needed, then install the correct sleeve. To split camber and caster adjustment, rotate sleeve 45°. Set 23100 contaings 1 each: 23101, 23102, 23103, 23104, 23105, 23106, 23107, 23108, 23109

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These heavy-duty axle caster shims can also be used to adjust pinion angle on Jeep CJs and similar vehicles with 1-3/4" to 2" wide leaf springs. 2-1/2 degree taper. Six shims per box.

California Residents WARNING