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The SPC aluminum axle shim is a low-cost alignment shim sold six per box for correcting caster on heavy-duty trucks and trailers. These 3.5" x 6.25" shims feature a 3.5° taper and provide technicians with an economical way to adjust alignment. When using Z blocks or axle spacers, spread the load to prevent shim crushing during tandem axle alignments.
SPC Performance AL SHIS 3.5X6.25X3.5 deg.(6)
