Zumbrota Drivetrain NP263 Transfer Case 01-07 GM 2500HD/3500 Automatic Transmission BD-1715518 few have addressed the root

few have addressed the root of the issue

Not compatible with PTO provisions

for reliable consistent engine braking

Automatic transmission kits (C44049/C44051) include built in transmission lockup controller

overheating

Zumbrota Drivetrain NP263 Transfer Case 01-07 GM 2500HD/3500 Automatic Transmission BD-1715518 few have addressed the rootAs you add more aftermarket upgrades to your truck, that added horsepower puts every part of your drivetrain under that much higher stress. Maintaining and upgrading each part from your transmission down to your axles and wheels is essential to keep your diesel truck running fast and hauling heavy loads. How many miles do you think your transfer case has left in it? Replace your old NP263 transfer case with Zumbrota. Built with unparalleled standards,