Richmond Ring & Pinion Set - 3.55 Ratio, 39-11 Teeth, Ford 9" Coilover Tender Spring Injector Size: 100 lb/hr @

Injector Size: 100 lb/hr @ 58

Dodge: Ram 3500 09 - 09 5

R1500 Pickup

GM Duramax 2001-04

Richmond Ring & Pinion Set - 3.55 Ratio, 39-11 Teeth, Ford 9" Coilover Tender Spring Injector Size: 100 lb/hr @RICHMOND is the leading manufacturer of professional quality, hi performance ring and pinion sets. For over 80 years, the Double Diamond has signified the highest quality gears in the racing industry! Richmond Gear is famed for their tough and reliable ring and pinion sets. That same level of reliability and precision is available in their other driveline products, including differentials, racing Transmissions, driveshaft components, and more.