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Old stock
NP263 Transfer Case for 2001-2007 GM P/U (TC139-5)
- Palletized and heavy shrink-wrapped for freight
- LTL carrier delivery with optional liftgate service
- Ships in 1–2 business days from Los Angeles, CA
- Transit typically 3–14 business days, continental US
Need a matched transmission, controls or wiring package? Speak with a parts specialist.
Details & Inspection Notes
Part Number / SKU: TC139-5
Application Notes: NP263HD; Electric, Shift, 3 Position Dash Switch, Option Code NP1, Shift motor is not included, Tag Numbers: 15047934, 24238846, 12576351, 12576370, 15005449, 24228407, 12581003, 12588515, 12575647, 12579582, 12579708, 12579908, 12579915, 12581010, 12584757, 12584759, 12585236, 12585238, 12588104, 12588521, 15057934, 24228416, 24228436, 24238187, 24238840, 24238193, Hollander Numbers: 412-455, 412-504, 412-585, 412-602, 412-609, Other Numbers: UMT139-5.
Remanufacturing Process
Every transfer case we sell is fully remanufactured to meet or exceed OEM specifications. Our remanufacturing process:
- Deep CleanTo start the remanufacturing process, each transfer case is fully disassembled and cleaned
- InspectionEach transfer case is carefully inspected for cracks, excessive wear, shaft warp, and chain stretch
- New ComponentsAll seals, bearings, joints and rings are replaced as well as electrical components (solenoids and control units)
- ValidationAfter reassembly, each individual transfer case is spin tested as part of a detailed checklist validation process
Because of our rigorous remanufacturing process, we can offer the industry’s best warranty on remanufactured transfer cases. Each transfer case comes with up to 7 years and 1 million miles of warranty, which can be upgraded to include Pure Care™ no-fault protection. No other transfer case manufacturer comes close.
- For 2001-2007 GM 2500/3500 Series vehicles
- 32-Spline input
- Shift motor is not included
- Spin tested for shiftability and noise
- High-density plastic shipping totes eliminate in-transit damage
- Fully remanufactured Transfer Case
- Available 7 Year, Million Mile Warranty and Free Core Return Shipping
Startup & Installation Checklist
- Inspect all external gaskets, seals, spark plugs and timing components prior to installation.
- Refill engine oil, transmission gear oil and coolant to manufacturer-specified capacities before initial cranking.
- Prime the lubrication system and verify ECU wiring pinouts, sensors, and ground connections.
- Startup warranty covers internal lubricated components, cylinder heads, and engine block for 30 days from delivery.
Full terms: 30-day startup warranty · returns