OE Quality
60-Day Returns

SKF 18872 Transfer Case Output Shaft Seal - Front or Rear Lower
Reliable Transfer Case Output Shaft Seal for Ford Vehicles
The SKF 18872 transfer case output shaft seal is engineered to provide a precise fit and durable sealing performance for select Ford trucks and SUVs. Designed with nitrile sealing surfaces, this seal helps maintain transfer case integrity by preventing fluid leaks and contamination.
- Width: 0.313 inches for optimal sealing depth
- Outside Diameter: 3.066 inches ensuring proper fitment
- Shaft Diameter: 1.875 inches matching OEM specifications
- Sealing Surface Type: Nitrile for resistance to oil and wear
- Compatible with Ford Bronco, F-100, F-150, and F-250 models
Technical Details and Material Specifications
The SKF 18872 transfer case output shaft seal features a nitrile sealing surface, known for its resistance to petroleum-based fluids and abrasion. The seal’s dimensions—0.313 inch width, 3.066 inch outside diameter, and 1.875 inch shaft diameter—are designed to meet the exact requirements of the transfer case output shaft on Ford Bronco, F-100, F-150, and F-250 vehicles. This precise sizing ensures a secure fit that minimizes the risk of leaks and extends the service life of the transfer case components.
Compatible Ford Models and Applications
This transfer case output shaft seal is compatible with the following Ford models:
- Ford Bronco transfer case output shaft sealing
- Ford F-100 transfer case output shaft seal replacement
- Ford F-150 transfer case output shaft seal maintenance
- Ford F-250 transfer case output shaft seal repair
Common Issues Addressed by the SKF 18872 Seal
- Prevents transfer case fluid leaks that can cause damage
- Reduces contamination ingress to protect internal components
- Maintains proper lubrication within the transfer case
- Minimizes wear on the output shaft and surrounding parts
- Helps avoid costly transfer case repairs due to seal failure
Installation Notes and Tips
When installing the SKF 18872 transfer case output shaft seal, ensure the shaft and bore are clean and free of debris. Use appropriate tools to press the seal evenly into place without distortion. Verify the seal’s orientation matches OEM specifications to maintain effective sealing. Avoid using excessive force during installation to prevent damage to the nitrile sealing surface.
Quality Assurance and Warranty
SKF manufactures the 18872 transfer case output shaft seal to meet stringent quality standards. The use of nitrile material and precise dimensional tolerances supports reliable performance in demanding automotive environments. While specific warranty details are not provided, SKF products typically adhere to industry quality assurance protocols to ensure durability and fitment accuracy.
| Brand | SKF |
| Part Number | 18872 |
| Width | 0.313 |
| Outside Diameter | 3.066 |
| Sealing Surface Type | Nitrile |
| Shaft Diameter | 1.875 |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1979 | Ford | Bronco | Front | Transfer Case Output Shaft Seal compatible with New Process 203 models |
| 1979 | Ford | Bronco | Rear Lower | Transfer Case Output Shaft Seal compatible with New Process 203 models |
| 1978 | Ford | Bronco | Front | Transfer Case Output Shaft Seal compatible with New Process 203 models |
| 1978 | Ford | Bronco | Rear Lower | Transfer Case Output Shaft Seal compatible with New Process 203 models |
| 1978 | Ford | F-100 | Front | 1.875" I.D.; New Process 203 |
| 1978 | Ford | F-150 | Front | 1.875" I.D.; New Process 203 |
| 1978 | Ford | F-250 | Front | Transfer Case Output Shaft Seal compatible with New Process 203 models |
| 1977 | Ford | F-100 | Front | 1.875" I.D.; New Process 203 |
| 1977 | Ford | F-150 | Front | 1.875" I.D.; New Process 203 |
| 1977 | Ford | F-250 | Front | Transfer Case Output Shaft Seal compatible with New Process 203 models |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.