Dana 300 Colossus Shifter Upgrade D300 NP241 Gear Compatibility: The NP241

NP241 Gear Compatibility: The NP241 Standard Strongbox case is designed to be compatible with NP231

and YASA motor platforms

allowing you to regain up to 2 inches of ground clearance

Enormous Weight Reduction:  The empty case weight of a NP205 Colossus Replacement case with all fasteners

Dana 300 Colossus Shifter Upgrade D300 NP241 Gear Compatibility: The NP241The D300 model Colossus Case has been a proven workhorse for more than a decade. Upon releasing our 2022 Pro Series case, we dramatically upgraded the internal and external shifter assemblies to both reduce weight, and provide incredible durability to the internal and external shifter components. This kit is designed to to fit all models of D300 Colossus cases, and is installed as a simple plug and play replacement of the original components.