Ring and Pinion for 65-79 Corvette
SKU:
$299.00
$299.00 - $349.00
Purchase a ring and pinion gear for your 1965-79 Corvette 3 series rear end. We have U.S. Gears Ring and Pinions availabe in
3;08, 3:36, 3:55, 3:73 ratios we also have 4:11, 4:33, 4:56 thick gears that will fit your series 3 Posi, locker, or spool. Some ratios may be out of stock temporarily we will notify you if that is the case. All of these gears fit our spool. Don't know if the ratio you have is best for your Corvette. These formulas should help. These formulas do not work for overdrive transmissions. You should figure an additional 10 percent RPM for automatics without lockup convertors.
To determine what RPM you'll be at for any given gear ratio and tire diameter:
MPH x Axle Ratio x 336 -- Divide that number by the Tire Diameter
To determine what speed you'll be going with a given tire diameter and gear ratio:
RPM x Tire Diameter -- Divide that number by the Axle Ratio x 336
To determine what axle ratio you'll need for a given speed and tire diameter:
RPM x Tire Diameter -- divide that number by the MPH x 336
3;08, 3:36, 3:55, 3:73 ratios we also have 4:11, 4:33, 4:56 thick gears that will fit your series 3 Posi, locker, or spool. Some ratios may be out of stock temporarily we will notify you if that is the case. All of these gears fit our spool. Don't know if the ratio you have is best for your Corvette. These formulas should help. These formulas do not work for overdrive transmissions. You should figure an additional 10 percent RPM for automatics without lockup convertors.
To determine what RPM you'll be at for any given gear ratio and tire diameter:
MPH x Axle Ratio x 336 -- Divide that number by the Tire Diameter
To determine what speed you'll be going with a given tire diameter and gear ratio:
RPM x Tire Diameter -- Divide that number by the Axle Ratio x 336
To determine what axle ratio you'll need for a given speed and tire diameter:
RPM x Tire Diameter -- divide that number by the MPH x 336