Bore out service - D300 Retainer Transfer Case easy-to-reach location on top of

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

Hardened Steel for Extreme Reliability:  The Strongbox shifter assembly utilizes case hardened steel designed to hold up against the most aggressive shifting and extreme conditions

RAD Designs does not outsource the machined components used in this kit

The compact independent suspension design makes the Helix IS an ideal solution for vehicles requiring front or rear independent suspension while maintaining the strength

assembled and ready to install model

Bore out service - D300 Retainer Transfer Case easy-to-reach location on top ofIf you are upgrading your Dana 300 from a stock 26 spline front output shaft to a 32 spline, you need to bore out your input retainer to fit the upgraded larger shaft. For customers that are not able to do this on their own, or do not have access to a machine shop, Behemoth Drivetrain offers bore out service for these retainers. The service works for both the Behemoth Drivetrain model 32 spline shaft and the JB Conversions 32 Spline front output.