ATS TCM Upgrade, A50 To T87 4-Wheel Drive For 2011-2014 GM 6.6L Duramax interior upgrades U-bolt and the Dana 35 2021-2023 Harley Davidson Touring

ATS TCM Upgrade, A50 To T87 4 Wheel Drive For 2011 2014 GM 6.6L Duramax interior upgrades U bolt and the Dana 35 2021 2023 Harley Davidson Touring U bolt and the Dana 35 rear axle requires a 2 3 4" I with the added benefit of an internal jounce bumper The Co Pilot function increases the power holding capability of the factory transmission enabling the Allison to handle much heavier loads and shift under much higher power levels without the fear of damaging the clutch packs of the Allison transmission The upgraded TCM comes in an assembly including our Translator® module that also has our Co Pilot transmission functions built in