/live/media/NS/NS_A22_Ang.jpg)
OE Quality
60-Day Returns
National A-22 Wheel Bearing and Race Set - Front Inner or Front Outer
Overview of National A-22 Wheel Bearing and Race Set
The National A-22 wheel bearing and race set is designed for reliable driveline performance in Dodge Ramcharger, W100, W150, and W200 models. This taper bearing set ensures precise fitment and durability for your vehicle's wheel assembly needs.
- Includes taper bearing cone (Jlm506848e2) and cup (Jlm5068102)
- Cone bore diameter: 2.1654 inches (55.0010 mm)
- Cone length: 1.0236 inches (25.9990 mm)
- Cone radius: 0.1400 inches (3.5560 mm)
- Cup bore diameter: 3.5433 inches (90.0000 mm)
- Cup length: 0.7283 inches (18.4990 mm)
- Cup radius: 0.0200 inches (0.5080 mm)
- Standout dimension: 0.0177 inches (0.4500 mm)
- Width: 0.0905 inches (2.2990 mm)
- Includes spacer K-518780-R for proper assembly
Detailed Product Description
The National A-22 wheel bearing and race set is engineered to meet the specific requirements of Dodge Ramcharger and W-series trucks (W100, W150, W200). This taper bearing set features a cone bore of 2.1654 inches (55.0010 mm) and a cone length of just over one inch, providing a precise fit for the wheel hub assembly. The cup bore measures 3.5433 inches (90.0000 mm) with a length of 0.7283 inches (18.4990 mm), ensuring proper seating and alignment. The included spacer K-518780-R helps maintain correct bearing preload and spacing during installation. The cone and cup radii are designed to optimize load distribution and reduce wear, contributing to consistent driveline performance.
Compatible Vehicles and Applications
- Compatible with Dodge Ramcharger models requiring A-22 taper bearing sets
- Suitable for Dodge W100, W150, and W200 trucks
- Ideal for replacing worn or damaged wheel bearings in these specific Dodge models
- Addresses issues such as wheel hub noise, vibration, and uneven tire wear
- Helps restore smooth wheel rotation and driveline stability
Installation Notes and Tips
When installing the National A-22 wheel bearing and race set, ensure the bearing surfaces are clean and free of debris. Properly seat the taper bearing cone and cup to avoid premature wear. Use the included spacer K-518780-R to maintain correct bearing spacing and preload. It is recommended to check the wheel end play after installation to confirm proper adjustment. Lubricate the bearing surfaces with the appropriate grease before assembly to enhance longevity.
Quality Assurance and Warranty
National wheel bearing and race sets are manufactured to meet industry standards for durability and precision. The A-22 part number undergoes strict quality control to ensure consistent dimensions and performance. While specific warranty details are not provided, National products typically adhere to OEM specifications and quality benchmarks to support reliable vehicle operation.
| Brand | National |
| Part Number | A-22 |
| Cone Bore (Inch) | 2.1654 |
| Cone Bore (MM) | 55.0010 |
| Cone Length (Inch) | 1.0236 |
| Cone Length (MM) | 25.9990 |
| Cone Radius (Inch) | 0.1400 |
| Cone Radius (MM) | 3.5560 |
| Cup Bore (Inch) | 3.5433 |
| Cup Bore (MM) | 90.0000 |
| Cup Length (Inch) | 0.7283 |
| Cup Length (MM) | 18.4990 |
| Cup Radius (Inch) | 0.0200 |
| Cup Radius (MM) | 0.5080 |
| Footnote | Includes spacer k-518780-r |
| Part Description | Taper bearing set |
| Standout (Inch) | 0.0177 |
| Standout (MM) | 0.4500 |
| Taper Bearing Cone | Jlm506848e2 |
| Taper Bearing Cup | Jlm5068102 |
| Width (Inch) | 0.0905 |
| Width (mm) | 2.2990 |
This part fits 17 vehicles. Search below:
| Year | Make | Model | Drive Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1979 | Dodge | Ramcharger | 4WD | 5.2L | V8 | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. |
| 1979 | Dodge | Ramcharger | 4WD | 5.9L | V8 | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. |
| 1979 | Dodge | W150 | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. | |||
| 1979 | Dodge | W200 | Front Inner | Fits Spicer 44F-BJ Axle, includes taper bearing set with cup and cone | |||
| 1978 | Dodge | Ramcharger | 4WD | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. | ||
| 1978 | Dodge | W150 | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. | |||
| 1978 | Dodge | W200 | Front Inner | Fits Spicer 44F-BJ Axle, includes taper bearing set with cup and cone | |||
| 1977 | Dodge | Ramcharger | 4WD | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. | ||
| 1977 | Dodge | W100 | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. | |||
| 1977 | Dodge | W150 | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. | |||
| 1977 | Dodge | W200 | Front Inner | Fits Spicer 44F-BJ Axle, includes taper bearing set with cup and cone | |||
| 1976 | Dodge | Ramcharger | 4WD | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. | ||
| 1976 | Dodge | W100 | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. | |||
| 1976 | Dodge | W200 | Front Inner | Fits Spicer 44F-BJ Axle, includes taper bearing set with cup and cone | |||
| 1975 | Dodge | Ramcharger | 4WD | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. | ||
| 1975 | Dodge | W100 | Front Inner | Tapered wheel bearing and race set with cup and cone design for optimal fitment. | |||
| 1975 | Dodge | W200 | Front Inner | Fits Spicer 44F-BJ Axle, includes taper bearing set with cup and cone |
* 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.