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National 2780 Wheel Bearing - Rear Inner or Rear Outer
Overview of National 2780 Wheel Bearing Cone
The National 2780 wheel bearing cone is engineered for reliable driveline performance in select Chrysler vehicles. Designed specifically for models such as the Chrysler 300, Imperial, Newport, New Yorker, and Town & Country, this taper bearing cone ensures precise fitment and durability.
- Compatible with Chrysler 300, Imperial, Newport, New Yorker, and Town & Country
- Part number 2780 for accurate identification
- Cone bore diameter: 1.4365 inches (36.4870 mm)
- Cone length: 1.0100 inches (25.6540 mm)
- Cone radius: 0.0620 inches (1.5750 mm)
- Designed as a taper bearing cone for driveline applications
Technical Specifications and Features
The National 2780 wheel bearing cone features a cone bore measuring 1.4365 inches (36.4870 mm), providing a precise fit for the bearing assembly. Its cone length of 1.0100 inches (25.6540 mm) and cone radius of 0.0620 inches (1.5750 mm) are engineered to meet OEM standards for optimal performance. This taper bearing cone is a critical component in the driveline and axle system, ensuring smooth rotation and load distribution.
Application and Vehicle Compatibility
This wheel bearing cone is compatible with a range of Chrysler vehicles, including the Chrysler 300, Imperial, Newport, New Yorker, and Town & Country models. Using part number 2780 guarantees the correct replacement part for these specific vehicles, maintaining driveline integrity and safety.
- Reduces wheel bearing noise and vibration
- Prevents premature bearing wear and failure
- Maintains proper wheel alignment and rotation
- Supports driveline stability under load
- Helps avoid costly axle and hub damage
Installation Notes and Tips
When installing the National 2780 wheel bearing cone, ensure the bearing surfaces are clean and free of debris. Proper lubrication is essential to prevent premature wear. Use the correct tools to avoid damaging the cone bore or radius. Verify fitment with the specified Chrysler model and part number before installation to ensure compatibility.
Quality Assurance and Warranty
National wheel bearing components are manufactured to meet industry standards for durability and precision. The 2780 wheel bearing cone undergoes rigorous quality control to ensure consistent performance. While specific warranty details may vary, National typically offers coverage against manufacturing defects to support long-term reliability.
| Brand | National |
|---|---|
| Part Number | 2780 |
| Cone Bore (Inch) | 1.4365 |
| Cone Bore (MM) | 36.4870 |
| Cone Length (Inch) | 1.0100 |
| Cone Length (MM) | 25.6540 |
| Cone Radius (Inch) | 0.0620 |
| Cone Radius (MM) | 1.5750 |
| Part Description | Taper Bearing Cone |
This part fits 18 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1956 | Chrysler | 300 | Rear Outer | with Heavy Duty Axle |
| 1956 | Chrysler | Imperial | Rear Outer | with Heavy Duty Axle |
| 1956 | Chrysler | New Yorker | Rear Outer | with Heavy Duty Axle |
| 1956 | Chrysler | Newport | Rear Outer | with Heavy Duty Axle |
| 1956 | Chrysler | Town & Country | Rear Outer | with Heavy Duty Axle |
| 1955 | Chrysler | 300 | Rear Outer | with Heavy Duty Axle |
| 1955 | Chrysler | Imperial | Rear Outer | with Heavy Duty Axle |
| 1955 | Chrysler | New Yorker | Rear Outer | with Heavy Duty Axle |
| 1955 | Chrysler | Newport | Rear Outer | with Heavy Duty Axle |
| 1955 | Chrysler | Town & Country | Rear Outer | with Heavy Duty Axle |
| 1954 | Chrysler | Imperial | Rear Outer | with Heavy Duty Axle |
| 1954 | Chrysler | New Yorker | Rear Outer | with Heavy Duty Axle |
| 1954 | Chrysler | Newport | Rear Outer | with Heavy Duty Axle |
| 1954 | Chrysler | Town & Country | Rear Outer | with Heavy Duty Axle |
| 1953 | Chrysler | Imperial | Rear Outer | with Heavy Duty Axle |
| 1953 | Chrysler | New Yorker | Rear Outer | with Heavy Duty Axle |
| 1953 | Chrysler | Newport | Rear Outer | with Heavy Duty Axle |
| 1953 | Chrysler | Town & Country | Rear Outer | with Heavy Duty Axle |
* 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.