Features/FAQs
Replacement transfer case reseal kit for matching GM NP136 / NP236 applications. Used during transfer case repair to replace worn seals and gaskets that can cause fluid leaks and low lubricant levels.
Transfer Case Models: NP136 / NV136, NP236 / NV236
- 1999–2005 Chevrolet Astro & GMC Safari 4.3L: NP136 AWD transfer case.
- 1998–2001 Oldsmobile Bravada 4.3L: NP136 AWD transfer case.
- 1998–2003 Chevrolet S10 & GMC Sonoma 4.3L: NP236 transfer case.
- 1999–2005 Chevrolet Blazer & GMC Jimmy 4.3L: NP236 transfer case.
Kit Includes Replacement Parts for OEM Component Numbers:
- Input Shaft Seal: GM 12474944 / 12384976
- Front Output Shaft Seal: GM 12478473
- Rear Output Shaft Seal: GM 12478474
- Adapter / Extensions Housing Gasket: GM 15636590
Please verify fitment prior to purchase to ensure exact internal compatibility.
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