4L85E 2WD

The 4L85E 2WD performance transmission from Gearstar is engineered for builders who demand strength, reliability, and precision shift control in rear-wheel-drive applications. Designed to handle high horsepower and torque outputs, this custom-built automatic transmission features reinforced internals, dyno-tested performance, and options from Level 3 to Level 5 Pro Series to meet your specific build requirements. Whether paired with a big block or modern LS/LT engine, the Gearstar 4L85E 2WD delivers consistent performance under tough conditions. Ideal for street, strip, or heavy-use applications, it’s hand-assembled by expert technicians and backed by rigorous testing to ensure both reliability and power delivery in every mile.