GM 12 Blt 3.90 Standard Gear Set Richmond Gear – Produced in Italy Bullet 350″ OD x 1

350″ OD x 1

Street – Aftermarket Disc Brakes

• 35 spline shaft

*REQUIRES 2 TUBES OF OPTIC ARMOR ADHESIVE

GM 12 Blt 3.90 Standard Gear Set Richmond Gear – Produced in Italy Bullet 350″ OD x 1Part Number: RS12B390 Standard Gears are the perfect choice for replacement of OEM gear sets Providing long service life in Street, Street Track, & Oval track vehicles These gears can also be used in some Drag Race cars depending on weight & power If tooth breakage occurs, then Pro Gears or a larger rear end will become necessary Designed For 3. 07 to 3. 73 Carriers Will Not Fit Truck Rear Ends Machined From 8620 Forged Steel Heat Treated to Maximize