Richmond Ring & Pinion Set - 3.89 Ratio, 35-9 Teeth, Ford 9" 89500B A new feature with these

A new feature with these control arms are the billet aluminum shafts which help reduce front end weight yet provide durability for street driving

Boosted performance and better acceleration

This pan requires our 15-401 pickup

DFVehicle Applications: 1971 thru 1973 Buick Cars 7

Leak Proof Seal At Cylinder Heads

Richmond Ring & Pinion Set - 3.89 Ratio, 35-9 Teeth, Ford 9" 89500B A new feature with theseRICHMOND 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.