2004.5-2007 Ram 5.9L Cummins Transmission Parts

Your Ram's 5.9L Cummins can easily put down more power than your truck's stock transmission can handle. That's why upgrading your OEM transmission with Tier One's selection of high-quality transmission parts for 2004.5-2007 Ram 5.9L Cummins 2500 and 3500 trucks can really save your bacon. Our upgraded transmission parts can handle way more power than stock and help keep your Ram 5.9L Cummins running smooth no matter how much power your truck makes. Tier One's Ram 2500 & 3500 transmission parts are perfect for aggressive street trucks, tough off-road rigs, purpose-built drag racing trucks, and immensely powerful dyno day rigs. We have billet multi-disc torque converters, billet internal parts, improved clutch packs, deep transmission pans, and much more! Also check out our 2004.5-2007 Ram 5.9L Cummins complete transmissions or our 2004.5-2007 Ram 5.9L Cummins transmission rebuild kits.