Cases and internal components are inspected and tested for cracks, stripped threads, shaft warp, gear wear, and chain stretch. Each unit is fully rebuilt with new bearings, seals, and viscous couplers then dyno tested.

NP261XHD transfer case, manual shift

29 spline Input

31 spline front output shaft

1.608 inch outside diameter slip yoke style rear output shaft

For six-speed and Allison transmissions

Spin tested for shiftability and noise

High-density plastic shipping totes eliminate in-transit damage

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Cross References:
UMT139-4, RTC261GXHD1

Mfr Part Number:

RTC261GXHD-1

Sub-brand:

Zumbrota Drivetrain

Product Warranty:

2 year warranty against manufacturer defects. 1 year warranty for 1 ton & up, farm or commercial use.