These economical over-the-road heavy duty truck axle shims a re our lowest cost option. With average compression strength and hardness these shims are available in a large variety o f sizes and offer the technician a cost effective means to c orrect caster on over-the-road trucks and trailers. NOTE: Or dering one Part Number supplies Six Shims in a box. When pla cing order spring pad length and width are needed.

California Residents WARNING

These over-the-road heavy duty truck axle shims are a fast a nd accurate means to align front or rear axles of most popul ar tandem trailers and trucks. Specialty Products' new Zinc Alloy shims offer another level of performance versus our tr aditional aluminum shims. For a small cost increase versus a luminum, you now have the hardness of our premium manganese bronze shims and a much improved compression strength as com pared to aluminum shims.NOTE: Order one Part Number supplies six shims in a box.

California Residents WARNING

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.

California Residents WARNING

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°.

California Residents WARNING

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.

California Residents WARNING

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.

California Residents WARNING

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.

California Residents WARNING

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

California Residents WARNING

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.

California Residents WARNING

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.

California Residents WARNING

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.

California Residents WARNING