Chevy & GMC 1500, 2500 & 3500 Transmission Rebuild Kits

GM's lineup of Silverados and Sierras are some serious trucks that make awesome levels of power while also being expected to tow heavy and fit on big tires. If your stock GM transmission is starting to feel the strain, then Tier One's GM transmission rebuild kits are your best bet. Our GM rebuild kits overhaul the internals of your truck's stock transmission, winning you back smooth shifting and drivability while allow your transmission to handle more power and torque. Whether you have a Duramax looking for aggressive tunes or a Vortec or EcoTec V8 looking for a supercharger, Tier One's GM transmission rebuild kits can help you hit your power and application goals. Also check out our GM built transmissions or our GM performance parts and accessories. Contact Tier One with questions or for custom builds!