4:1 Rubicon Standard Strongbox d3rearoutputoption Important Fitment Information

Important Fitment Information

Combine your APEX with a Behemoth Strongbox to get an unbeatable 4 speed case

Our pre-assembled Complete Cases are available with 3:1 LowMax Gears pre-installed and ready to install in your vehicle

Purpose-built for EV drivetrain applications

4:1 Rubicon Standard Strongbox d3rearoutputoption Important Fitment InformationBillet Aluminum over Cast: Instead going cheap by using cast aluminum which can be weakened by air pockets and the repeated heating and cooling cycles of the casting process we manufacture the Strongbox from solid Billet 6061 aircraft grade aluminum. If strength, performance and durability are a priority theres no question billet is the way to go. Hardened Steel for Extreme Reliability: The Strongbox shifter assembly utilizes case hardened steel