Description
Part Number
4L80 4L85 BILLET STEEL “ULTIMATE SUPER DRUM” ASSY. W/SUPER SPRAG, 5 CLUTCH INTERMEDIATE (99-UP). This design reduces the chance of a sprag failure and improving overall strength. Comes with 5 plate intermediate clutch pack and backing plate. Whether you’re racing, towing, or just looking to improve your vehicle’s performance, make an upgrade to your transmission with high-quality components.
Fits 99 and up 4l80e and 4l80E Transmissions