Richmond Ring & Pinion Set - 3.73 Ratio, 41-11 Teeth, GM 10 Bolt (70-94) 60-010 5L EcoBoost

5L EcoBoost

Our headlight harness draws power directly from the battery

FIA-approved for competition

1980-1986 Pontiac Bonneville

These brackets come with mounting hardware

Richmond Ring & Pinion Set - 3.73 Ratio, 41-11 Teeth, GM 10 Bolt (70-94) 60-010 5L EcoBoostRICHMOND 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! GM 10 Bolt "New Style" Installation Notes: When replacing a stock 2. 56 and numerically lower, the carrier must be replaced with a carrier of 2. 73 or higher. Richmond Gear is famed for their tough and reliable ring and pinion sets. That same level of