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: $268.00 Was: Now: $243.52 Add to Cart
USA Standard Ring & Pinion Gear Set For GM 8.5in in a 4.11 Ratio - ZG GM8.5-411 MSRP: $262.00 Was: Now: $236.57 Add to Cart
USA Standard Ring & Pinion Gear Set For GM 8.5in in a 3.23 Ratio - ZG GM8.5-323 MSRP: $325.00 Was: Now: $299.19 Add to Cart