NP241 Standard Strongbox Twin Stick Tested Input Speed: Up to

Tested Input Speed: Up to 13

The NP205 Colossus is a fully modern transfer case utilizing billet shift carriers machined from half inch thick steel to ensure performance and smooth shifting control in the most demanding applications

A Modern NP205 Replacement Case: The Colossus abandons outdated and easily bent shift fork technology from the 70’s

Fluid Type: High-RPM EV-rated ATF

NP241 Standard Strongbox Twin Stick Tested Input Speed: Up toThe NP241 Standard Strongbox underdrive by Behemoth Drivetrain is engineered for extreme strength, low weight, and incredible performance. The NP241 Strongbox is available as both a fully geared ready to install model, or a DIY version that is case only allowing you to choose and install your own gears. Gear Compatibility: The NP241 Standard Strongbox DIY case is designed to be compatible with NP231, NP233, NP236, NP241, NP243 and NP246 series gears.