SCS Professional Series Quick Change Gear Set - 6 Spline - Set 623 - 4.11 Ratio 2.99 / 5.65 - 4.33 Ratio 3.15 / 5.95 120025 2800 / 7200 RPM

2800 / 7200 RPM

2 6 cyl and 01-07 Pontiac 6 cyl engines

1997-2000 Chevrolet Cargo Van

Aeroquips Socketless fittings are extremely easy to work with

1968-1972 Ford Custom

SCS Professional Series Quick Change Gear Set - 6 Spline - Set 623 - 4.11 Ratio 2.99 / 5.65 - 4.33 Ratio 3.15 / 5.95 120025 2800 / 7200 RPMManufactured from 9310 aircraft alloy for maximum strength, 6 spline quick change gears are crown hobbed, broached for 6 spline shaft fit, and black oxide finished for corrosion protection. Gears undergo a five step heat treating process to deliver maximum durability. Since 1979, SCS Gearbox, Inc. has been listening to it's customers! When SCS Gearbox first started manufacturing, it was to meet the needs of tractor pullers to provide specialized