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National 2287 Transfer Case Shift Shaft SealOE Quality 60-Day Returns
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Part #: 2287

National 2287 Transfer Case Shift Shaft Seal

⚙️ 149 vehicles fit this part
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🚗Fitment: Dodge, Chevrolet, GMC, Plymouth, Ford, International, and Fargo, W250, W350, V3500, V30, W100, K30, K2500, K3500, K10, K10 Suburban, K20, K20 Suburban, K5 Blazer, Jimmy, K1500, K1500 Suburban, K2500 Suburban, Trailduster, Ramcharger, Bronco, F-150, F-250, F-350, K15, K15 Suburban, K25, K25 Suburban, K35, F-100, 150, 200, Travelall, Blazer, K10 Pickup, K20 Pickup, K30 Pickup, W100 Pickup, W200 Pickup, W300 Pickup, K15/K1500 Pickup, K15/K1500 Suburban, K25/K2500 Pickup, K25/K2500 Suburban, K35/K3500 Pickup, 100, 1010, 1110, 1210, 1310, W110 Pickup, and 1200D
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Not what you need? Click here for all Transfer Case Shift Shaft Seal options

Overview of National Transfer Case Shift Shaft Seal 2287

The National Transfer Case Shift Shaft Seal 2287 is designed to provide reliable sealing performance for transfer cases in select Chevrolet, Dodge, Ford, and GMC vehicles. Engineered with nitrile material, this oil seal ensures durability and effective protection against leaks in models such as the Chevrolet Blazer, Ford F-150, and Dodge Ramcharger.

  • Inside diameter: 0.750 inch (19.05 mm)
  • Outside diameter: 1.254 inch (31.85 mm)
  • Thickness/width: 0.280 inch (7.11 mm)
  • Sealing material: Nitrile for resistance to oil and wear
  • Compatible with housing bore size: 1.250 inch (31.75 mm)
  • Part number: 2287, series 2000, type 274

Technical Details and Material Specifications

This transfer case shift shaft seal is constructed from nitrile, a synthetic rubber known for its excellent resistance to petroleum-based oils and fuels. The seal’s dimensions include a 0.750 inch inside diameter to fit the shaft precisely, and an outside diameter of 1.254 inches to match the housing bore of 1.250 inches, ensuring a tight, leak-proof fit. With a thickness of 0.280 inches, the seal maintains structural integrity under typical transfer case operating conditions. The part is categorized under National’s 2000 series, type 274, indicating its specific design for transfer case applications.

Compatible Vehicles and Applications

This National transfer case shift shaft seal 2287 is compatible with a range of trucks and SUVs, including Chevrolet Blazer, K5 Blazer, K10, K20, K30, and their Suburban variants; Ford Bronco, F-100, F-150, F-250, and F-350; Dodge Ramcharger and V30; as well as GMC Jimmy, K1500, K2500, K3500, W100, W250, and W350 models. It is specifically designed to maintain the integrity of the transfer case shift shaft, preventing oil leaks and contamination.

Common Issues Addressed by This Seal

  • Prevents oil leaks from the transfer case shift shaft area
  • Reduces contamination ingress that can damage transfer case components
  • Maintains proper lubrication within the transfer case
  • Minimizes wear on the shift shaft and surrounding parts
  • Helps avoid costly transfer case repairs due to seal failure

Installation Notes and Tips

When installing the National transfer case shift shaft seal 2287, ensure the housing bore is clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the nitrile material. Verify the shaft diameter matches the 0.750 inch specification for a proper fit. Lubricate the seal lip lightly with clean transfer case oil before installation to reduce initial wear. Follow vehicle-specific service manual instructions for transfer case disassembly and reassembly.

Quality Assurance and Warranty

National transfer case seals are manufactured to meet industry standards for durability and performance. The nitrile material provides resistance to oil and wear, contributing to long service life. Part number 2287 is part of the 2000 series, reflecting consistent quality control. Warranty coverage details should be confirmed with the original equipment manufacturer or distributor.

BrandNational
Part Number2287
Housing Bore (Inch)1.250
Housing Bore (MM)31.750
Inside Diameter0.750
Inside Diameter19.050
MaterialNitrile
Outside Diameter1.254
Outside Diameter31.850
Outside Diameter (Inch)1.254
Outside Diameter (mm)31.850
Part DescriptionOil Seal
Sealing MaterialNitrile
Series2000
Shaft (Inch)0.750
Shaft (MM)19.050
Thickness0.280
Thickness7.110
Type274
Unit of DimensionInch
Width (Inch)0.280
Width (mm)7.110

This part fits 149 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
1993DodgeW2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1993DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1992DodgeW2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1992DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1991ChevroletV35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1991DodgeW2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1991DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1991GMCV35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1990ChevroletV35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1990DodgeW2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1990DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1990GMCV35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1989ChevroletV35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1989DodgeW2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1989DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1989GMCV35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1988ChevroletV304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1988DodgeW2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1988DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1988GMCV35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1987ChevroletV304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1987DodgeW1004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1987DodgeW2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1987DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1987GMCV35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1986ChevroletK304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1986DodgeW1004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1986DodgeW2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1986DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1986GMCK25004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1986GMCK35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1985ChevroletK304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1985DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1985GMCK25004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1985GMCK35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1984ChevroletK304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1984DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1984GMCK25004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1984GMCK35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1983ChevroletK304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1983DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1983GMCK25004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1983GMCK35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1982ChevroletK304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1982DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1982GMCK25004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1982GMCK35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1981ChevroletK304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1981DodgeW3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1981GMCK25004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1981GMCK35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980ChevroletK104WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980ChevroletK10 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980ChevroletK204WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980ChevroletK20 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980ChevroletK304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980ChevroletK5 Blazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980GMCJimmy4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980GMCK15004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980GMCK1500 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980GMCK25004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980GMCK2500 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1980GMCK35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979ChevroletK104WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979ChevroletK10 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979ChevroletK204WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979ChevroletK20 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979ChevroletK304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979ChevroletK5 Blazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979DodgeRamcharger4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979FordBronco4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979FordF-1504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979FordF-2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979FordF-3504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979GMCJimmy4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979GMCK15004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979GMCK1500 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979GMCK25004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979GMCK2500 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1979GMCK35004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1978ChevroletK104WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1978ChevroletK10 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1978ChevroletK204WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1978ChevroletK20 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1978ChevroletK304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1978ChevroletK5 Blazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1978DodgeRamcharger4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1978FordBronco4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1978FordF-1504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1978FordF-2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1978GMCJimmy4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1977ChevroletK104WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1977ChevroletK10 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1977ChevroletK204WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1977ChevroletK20 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1977ChevroletK304WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1977ChevroletK5 Blazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1977DodgeRamcharger4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1977FordBronco4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1977FordF-1504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1977FordF-2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1977GMCJimmy4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1976ChevroletK104WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1976ChevroletK10 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1976ChevroletK204WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1976ChevroletK20 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1976ChevroletK5 Blazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1976DodgeRamcharger4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1976FordBronco4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1976FordF-1004WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1976FordF-1504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1976FordF-2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1976GMCJimmy4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1975ChevroletK104WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1975ChevroletK10 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1975ChevroletK204WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1975ChevroletK20 Suburban4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1975ChevroletK5 Blazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1975DodgeRamcharger4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1975FordF-2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1975GMCJimmy4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1974ChevroletBlazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1974ChevroletK10 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1974ChevroletK20 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1974DodgeRamchargerU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1974FordF-2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1974FordF-350U/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1974GMCJimmy4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1973ChevroletBlazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1973ChevroletK10 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1973ChevroletK20 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1973FordF-2504WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1973FordF-350U/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1973GMCJimmy4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1972ChevroletBlazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1972ChevroletK10 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1972ChevroletK20 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1972GMCJimmy4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1971ChevroletBlazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1971ChevroletK10 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1971ChevroletK20 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1971GMCJimmy4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1970ChevroletBlazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1970ChevroletK10 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1970ChevroletK20 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1970GMCJimmy4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1969ChevroletBlazer4WDN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1969ChevroletK10 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.
1969ChevroletK20 SuburbanU/KN/AFits vehicles with New Process 205 Transfer Case, Part Time 4WD, 2 Speed.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

22873202618349623439796267464995899858PR1139

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.