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

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

These are the standard. Top of the line compression strength and hardness means that when you set your alignment - it do esn't change. NOTE: Ordering one Part Number supplies six sh ims in a box. When placing order spring pad length and width are needed.

California Residents WARNING

These offset pin joints replace the upper jin joints on late model Dodge Trucks. They come in 1/2 degree increments and provide for independent wheel caster and/or camber changes up to 1-1/2 degrees. Use installation sleeve set 23780 in conjunction with ball joint press 72509 for quick removal and installation of the pin joints. -------------NOTE: 23800 is an OEM Replacement Ball Joint with no change in camber or caster.

California Residents WARNING

These are the standard. Top of the line compression strength and hardness means that when you set your alignment - it do esn't change. NOTE: Ordering one Part Number supplies six sh ims in a box. When placing order spring pad length and width are needed.

California Residents WARNING

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

Our patented thrust alignment plate will allow for corrections of setback and thrust angle on most vehicles with rear leaf springs. Installation is made by loosening the U-bolts holding the leaf spring to the axle, installing the alignment plate between the axle and leaf spring and retightening the U-bolts. Widths are availalbe in 2-3/8" and 3", and each kit comes with multiple parts to provide coverage of most vehicles with rear leaf springs, including all early model passenger cars. This is THE kit to correct Thrust Angle!

California Residents WARNING

Fix front camber issues on your Jeep Wrangler (JL) by replacing the camber sleeve that links the upper ball joint to knuckle. Simple determine what degree offset sleeve is already in the knuckle and replace it with a new offset. Jeeps coming off the line right now have +1/4° sleeves on both sides, if you need to add 3/4° of camber you will want to install this 1° camber sleeve. SPC's camber sleeves feature our hex chromate free finish certified to a 700 salt spray test. Do you align a lot of Jeeps or are you not sure how much change you will need? Consider SPC's 6 piece set which includes one of each sleeve available ranging from 0° to +1.25°. P/N 23400

California Residents WARNING

Our patented thrust alignment plate will allow for corrections of setback and thrust angle on most vehicles with rear leaf springs. Installation is made by loosening the U-bolts holding the leaf spring to the axle, installing the alignment plate between the axle and leaf spring and retightening the U-bolts. Widths are availalbe in 2-3/8" and 3", and each kit comes with multiple parts to provide coverage of most vehicles with rear leaf springs, including all early model passenger cars. This is THE kit to correct Thrust Angle!

California Residents WARNING

Fix front camber issues on your Jeep Wrangler (JL) by replacing the camber sleeve that links the upper ball joint to knuckle. Simply determine what degree offset sleeve is already in the knuckle and replace it with a new offset. Jeeps coming off the line right now have +1/4° sleeves on both sides, if you need to add 1° of camber you will want to install this +1.25° camber sleeve. SPC's camber sleeves feature our hex chromate free finish certified to a 700 salt spray test. Do you align a lot of Jeeps or are you not sure how much change you will need? Consider SPC's 6 piece set which includes one of each sleeve available ranging from 0° to 1.25°. P/N 23400

California Residents WARNING