Richmond Ring & Pinion Set - 3.90 Ratio, 39-10 Teeth, GM 10 Bolt (70-94) RU004004 Cup will accept a 1”

Cup will accept a 1” or 1-1/8” weight jack bolt

very durable

For OE replacement and high performance street

Flows 110 GPH (free flow)

Richmond Ring & Pinion Set - 3.90 Ratio, 39-10 Teeth, GM 10 Bolt (70-94) RU004004 Cup will accept a 1”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! 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