Bore out service - D300 Retainer Transfer Case low weight

low weight

The D300 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

Available in Dana 30-based (E30) and Dana 44-based (E40) configurations

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

AND a  DIY builder's model that is case only - allowing you to use and install your own gears

Bore out service - D300 Retainer Transfer Case low weightIf 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.