ATS Diesel Billet Input Shaft for E4OD/4R100/5R110 Transmissions

ATS Diesel Billet Input Shaft for E4OD / 4R100 / 5R110 Transmissions Upgrade your transmission with the ATS Diesel Billet Input Shaft engineered for E4OD, 4R100, and 5R110 applications. CNC-machined from billet steel, this shaft delivers superior strength, precise fitment, and long-lasting durability under high torque and extreme duty cycles. Direct fit for E4OD, 4R100, and 5R110 transmissions — no modification required. Billet construction for enhanced fatigue resistance and torsional stiffness compared to cast or stamped shafts. CNC precision ensures accurate splines, bearing journals, and seal surfaces for reliable operation and reduced wear. Designed for high horsepower/towing — ideal for diesel trucks, performance builds, and fleet-duty applications. Improved longevity reduces downtime and maintenance costs by resisting distortion and failure under load. Trust ATS Diesel's billet input shaft to maintain drivetrain integrity under demanding conditions. Whether rebuilding a transmission or upgrading for increased power, this shaft offers proven performance and a precise OEM-style fit.