Product Description Specifications 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. Category: Drivetrain>Final Drive Gears LTL: N MPN: ZG GM8.5-308 Proposition 65: N Special Order: Y Core: N
USA Standard Ring & Pinion Gear Set For GM 8.5in in a 3.23 Ratio - ZG GM8.5-323 MSRP: Was: Now: $299.89 Add to Cart
USA Standard Ring & Pinion Gear Set For GM 8.5in in a 4.30 Ratio - ZG GM8.5-430 MSRP: Was: Now: $471.89 Add to Cart
USA Standard Ring & Pinion Gear Set For GM 8.5in in a 3.90 Ratio - ZG GM8.5-390 MSRP: Was: Now: $316.89 Add to Cart
USA Standard Ring & Pinion Gear Set For GM 8.5in in a 4.56 Ratio - ZG GM8.5-456 MSRP: Was: Now: $287.89 Add to Cart
USA Standard Ring & Pinion Gear Set For GM 8.5in in a 4.11 Ratio - ZG GM8.5-411 MSRP: Was: Now: $287.89 Add to Cart