6L80E 4X4

Gearstar’s 6L90E 4×4 performance transmission lineup is engineered for serious four-wheel-drive vehicles and high-torque applications that demand strength, reliability, and consistent performance. Each transmission is custom-built to order and dyno-tested to ensure it can withstand severe off-road use, heavy towing, and high-output engine builds. With multiple performance levels available, ranging from Level 2 to Level 4, you can choose the configuration that matches your power goals and intended use. Built with upgraded internals, reinforced clutch packs, and precision components, these transmissions deliver dependable shifting, power handling, and long life. Ideal for performance trucks and rugged 4WD rigs, the 6L90E 4×4 performance transmission offers unmatched capability for demanding driving environments.