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The SPC aluminum axle shim is a cost-effective over-the-road alignment shim sold six per box for correcting caster on trucks and trailers. Sized 2.5" x 5" with a 2.0° taper, these shims provide average compression strength and hardness. Use load-spreading methods like Z blocks or axle spacers to prevent shim crushing during tandem alignment operations.
SPC Performance AL SHIMS 2.5X5X2 deg. (6)
