SCS Professional Series Quick Change Gear Set - 6 Spline - Set 616 - 4.11 Ratio 2.53 / 6.68 - 4.33 Ratio 2.66 / 7.04 721045 Buick/Chevrolet

Buick/Chevrolet

This kit is designed specifically for all US BUILT 1999-2002 GM full-size trucks and SUVS to increase the intensity and improve the spread pattern by keeping all four lights on when in high beam mode

Fits angle plug or straight plug heads

Ram Fullsize Truck 2013-18

Self-tuning ECU means you don't have to be a computer/tuning wiz to have EFI

SCS Professional Series Quick Change Gear Set - 6 Spline - Set 616 - 4.11 Ratio 2.53 / 6.68 - 4.33 Ratio 2.66 / 7.04 721045 Buick/ChevroletManufactured 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