Richmond Lightweight Ring & Pinion - 4.86 Ratio - 10 Spline Pinion - 12-Bolt Quick Change MAH930245640 Available in gloss black powder

Available in gloss black powder coat only

Theoretically a crankshaft rides on a thin film of oil that protects both the crank and bearing

Floor and Tunnel Shield

This keeps the chassis springs centered on the perch and prevents the ride height from suddenly changing

Optimize Use Of your Engines Power Band

Richmond Lightweight Ring & Pinion - 4.86 Ratio - 10 Spline Pinion - 12-Bolt Quick Change MAH930245640 Available in gloss black powderRichmond Gear is the leading manufacturer of professional quality, high performance drivetrain products. Our complete line of products ranges from high performance ring and pinion sets for serious street and racing applications to torque hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U. S. Nationals for decades. WINNERS RUN RICHMOND! Product Description: Ring and Pinion Lightweight 4.