Keep your FOR Chevy or FOR GM vehicle's transfer case running smoothly with this comprehensive bearing and seal kit designed for NP261XHD and NP263XHD transfer cases (1999-on). This complete kit (BK-371A) includes all essential components required for a thorough rebuild or maintenance service.
Perfect for mechanics and DIY enthusiasts who demand reliable, high-quality parts for FOR GM and FOR Chevy trucks and SUVs. All components are precision-engineered to match original specifications, ensuring proper fit, sealing, and performance.
Whether you're addressing transfer case noise, preventing future wear, or performing a full rebuild, this kit provides the necessary parts to restore your transfer case to optimal working condition.
Fits Transfer Cases:
FOR GM / FOR Chevy NP261XHD
FOR GM / FOR Chevy NP263XHD
Common Applications:
Typically mated with Allison Duramax automatic or ZF 6-speed manual transmissions
Used primarily in 2001–2007 6.6L Diesel and 8.1L Gas Engine equipped FOR Chevrolet Silverado & FOR GMC Sierra 2500HD & 3500
Aluminum chain-driven transfer case only
Part Number: BK-371A
Year Range: 1999–Onward
This complete kit includes:
(3) Main Roller Bearings
(1) Caged Needle Bearing
(1) Input to Output Caged Needle Bearing
Small Parts
Gaskets
Seals
O-Rings
Planet Thrust Washers
As pictured