Sonnax Dodge-Cummins diesel products deliver the best improvements available for this time-honored powerhouse transmission. Whether put to the test in a daily use workhorse or plow truck, or ensuring worry-free trips with a trailered truck pulling heavy loads, these dependable upgrades for Chrysler Dodge-Cummins diesel transmissions are the top choice for all high-quality builds.
Sonnax: the proper way to beef up your transmission.R. Weise, Versailles, IN
Sonnax in every build, stock or performance!A. Torres, Del-Tron Transmissions
It all started with the legendary #1 Dodge performance input shaft from Sonnax. Today you can build in unmatched transmission reliability from end to end with input, intermediate and output shafts for all power levels of work, sport and extreme racing vehicles.
|Heavy Duty||Extreme Duty|
|Heavy Duty||Stock Capacity||20% More Direct Clutch Torque Capacity||Extreme Duty||Big Shaft (35 Spline)
With Custom Billet Pump Cover
|20% More Direct Clutch Torque Capacity|
You guys are the masterminds of this industry.J. Johnson, Crystal Lake Transmissions