Product Description USA Standard Gear ring and pinion sets are designed to exceed OEM specification. All sets receive rigorous in-house quality evaluation to ensure products pass dimensional, material, and fitment testing.
USA Standard Ring & Pinion Gear Set For GM 8.5in in a 5.13 Ratio - ZG GM8.5-513 MSRP: $244.00 Was: Now: $203.89 Add to Cart
USA Standard Ring & Pinion Gear Set For GM 8.5in in a 4.11 Ratio - ZG GM8.5-411 MSRP: $238.00 Was: Now: $197.48 Add to Cart
USA Standard Ring & Pinion Gear Set For GM 8.5in in a 3.23 Ratio - ZG GM8.5-323 MSRP: $296.00 Was: Now: $250.06 Add to Cart