SPC Performance 10723 Truck Axle Shims Zinc Alloy 6PC 4x6.5x1.5

ZINC SHIMS 4x6.5x1.5(6) These over-the-road heavy duty truck axle shims are a fast and accurate means to align front or rear axles of most popular 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 aluminum, 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. Zinc Alloy provides superior performance over aluminum Width - 4", Degree - 1.5, Length - 6.5" Over-the-road Heavy Duty Truck shims If using Z Blocks or axle spacers, spread load to prevent shim from crushing