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USA Standard Ring & Pinion for GM 8.5" w/4.88 Ratio

ZG GM8.5-488
USA Standard Ring & Pinion gear set for GM 8.5" in a 4.88 ratio
Pricing: $199.66


USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Fits GM 8.5" and 8.6"
8.50" ring gear diameter
30 spline pinion
10 ring gear bolts
4.88 ratio


Shipping Information

  • Item Requires Shipping
  • 4.2 lbs.

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