NV271 Standard Strongbox d3rearoutputoption cash back and more

cash back and more

easy-to-reach location on top of the front case

and production-ready scalability

Yoke are sold separately - please contact us to speak with an engineer about which yoke variation might be best for your build

The Helix IL has been tested with motor input speeds up to 13

NV271 Standard Strongbox d3rearoutputoption cash back and moreThe DIY NV271 Standard Strongbox underdrive by Behemoth Drivetrain is engineered for extreme strength, low weight, and incredible performance. We offer both a fully geared, assembled and ready to install model, AND a DIY builder's model that is case only allowing you to use and install your own gears. Gear Compatibility: The NV271 Standard Strongbox DIY case is designed to be compatible with NV271 and NV273 series gears. These cases do not work with