GM 12 Blt 4.56 Pro Gear Set Richmond Gear – Produced in Italy Wheel Studs Solid 40 spline Pro Race

Solid 40 spline Pro Race Axle & Spool Package – P2017

Part Number: AF057I-004

1970-1971 GTX

Factory 1/2″ pinion offset to the passenger side

GM 12 Blt 4.56 Pro Gear Set Richmond Gear – Produced in Italy Wheel Studs Solid 40 spline Pro RacePart Number: RP12B456 Drag Race Use Only Pro Gears may be necessary when tooth breakage occurs with Standard gear sets Produced from a softer material, the teeth can flex as opposed to crack and break The life expectancy can vary anywhere from 15 to 300 runs depending on the vehicle If a Standard gear provided acceptable life, a Pro gear may not be the right choice Designed For 4. 11 & Numerically Higher Carriers Will Not Fit Truck Rear Ends Machined