USA Standard Gear - ZG GM12T-342
USA standard Ring & Pinion gear set for GM 12 bolt truck in a 3.42 ratio
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.
High performance USA Standard gear set. USA Standard uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All USA Standard Ring and Pinion sets come standard with a one-year warranty.
- Fits GM 12 bolt truck
- 8.875" ring gear diameter
- 30 spline pinion
- 12 ring gear bolts
- 3.42 ratio