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The SPC aluminum axle shim is an economical alignment shim supplied in packs of six for over-the-road heavy-duty trucks and trailers. Sized 2.5" × 5" with a 0.5° wedge profile, it corrects caster where modest compression strength is acceptable. These low-cost shims come in many sizes; technicians should provide spring pad length and width when ordering to ensure proper fit.
SPC Performance AL Shims 2.5X5X0.5 deg. (6)
