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National 2788 Axle Differential Bearing - Front, Front Inner, Front Outer or Rear
Overview of National 2788 Axle Differential Bearing
The National 2788 axle differential bearing is engineered for precision and durability in driveline applications. Designed to meet the specifications required by luxury and off-road vehicles, this taper bearing cone supports smooth axle operation in select Bentley, Land Rover, Rolls-Royce, and Toyota models.
- Compatible with Bentley Continental, Land Rover Range Rover, Rolls-Royce Phantom, and Toyota Land Cruiser
- Taper bearing cone design for reliable load distribution
- Cone bore diameter: 1.5000 inches (38.1 mm)
- Cone length: 1.0100 inches (25.654 mm)
- Cone radius: 0.1400 inches (3.556 mm)
Technical Specifications and Features
The National 2788 axle differential bearing features a precisely machined taper bearing cone with a cone bore of 1.5000 inches (38.1 mm), ensuring a secure fit within the differential assembly. The cone length measures 1.0100 inches (25.654 mm), providing adequate surface area for load handling and durability. Additionally, the cone radius of 0.1400 inches (3.556 mm) contributes to optimal bearing contact and reduced wear over time.
Application and Vehicle Compatibility
This axle differential bearing is compatible with specific models including the Bentley Continental, Land Rover Range Rover, Rolls-Royce Phantom, and Toyota Land Cruiser. It is designed to replace worn or damaged bearings in the differential assembly, maintaining proper axle alignment and smooth rotational movement.
- Reduces differential noise caused by worn bearings
- Prevents axle shaft play and vibration
- Supports proper gear mesh and differential function
- Helps avoid premature wear of differential components
Installation Notes and Tips
When installing the National 2788 axle differential bearing, ensure the bearing surfaces and cone bore are clean and free of debris. Proper lubrication is essential to prevent premature wear. Use appropriate tools to press the bearing cone into place without damaging the taper surfaces. Verify fitment compatibility with the vehicle’s differential specifications before installation.
Quality Assurance and Warranty
National bearings are manufactured to meet industry standards for durability and performance. The 2788 axle differential bearing undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers coverage against manufacturing defects to support reliable operation in Bentley, Land Rover, Rolls-Royce, and Toyota vehicles.
| Brand | National |
| Part Number | 2788 |
| Cone Bore (Inch) | 1.5000 |
| Cone Bore (MM) | 38.1000 |
| Cone Length (Inch) | 1.0100 |
| Cone Length (MM) | 25.6540 |
| Cone Radius (Inch) | 0.1400 |
| Cone Radius (MM) | 3.5560 |
| Part Description | Taper Bearing Cone |
This part fits 44 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1975 | Toyota | Land Cruiser | Front Outer | |
| 1974 | Land Rover | Range Rover | Rear | with 8.589 (in) Ring Gear; with Salisbury 8HA Axle |
| 1974 | Land Rover | Range Rover | Front | with 8.589 (in) Ring Gear; with Salisbury 8HS Axle |
| 1974 | Toyota | Land Cruiser | Front Outer | |
| 1973 | Land Rover | Range Rover | Rear | with 8.589 (in) Ring Gear; with Salisbury 8HA Axle |
| 1973 | Land Rover | Range Rover | Front | with 8.589 (in) Ring Gear; with Salisbury 8HS Axle |
| 1973 | Toyota | Land Cruiser | Front Outer | |
| 1972 | Land Rover | Range Rover | Rear | with 8.589 (in) Ring Gear; with Salisbury 8HA Axle |
| 1972 | Land Rover | Range Rover | Front | with 8.589 (in) Ring Gear; with Salisbury 8HS Axle |
| 1972 | Toyota | Land Cruiser | Front Outer | |
| 1971 | Land Rover | Range Rover | Rear | with 8.589 (in) Ring Gear; with Salisbury 8HA Axle |
| 1971 | Land Rover | Range Rover | Front | with 8.589 (in) Ring Gear; with Salisbury 8HS Axle |
| 1971 | Toyota | Land Cruiser | Front Outer | |
| 1970 | Land Rover | Range Rover | Rear | with 8.589 (in) Ring Gear; with Salisbury 8HA Axle |
| 1970 | Land Rover | Range Rover | Front | with 8.589 (in) Ring Gear; with Salisbury 8HS Axle |
| 1970 | Rolls-Royce | Phantom | Front Inner | |
| 1970 | Toyota | Land Cruiser | Front Outer | |
| 1969 | Rolls-Royce | Phantom | Front Inner | |
| 1969 | Toyota | Land Cruiser | Front Outer | |
| 1968 | Rolls-Royce | Phantom | Front Inner | |
| 1968 | Toyota | Land Cruiser | Front Outer | |
| 1967 | Rolls-Royce | Phantom | Front Inner | |
| 1967 | Toyota | Land Cruiser | Front Outer | |
| 1966 | Rolls-Royce | Phantom | Front Inner | |
| 1966 | Toyota | Land Cruiser | Front Outer | |
| 1965 | Bentley | Continental | Front Inner | |
| 1965 | Rolls-Royce | Phantom | Front Inner | |
| 1965 | Toyota | Land Cruiser | Front Outer | |
| 1964 | Bentley | Continental | Front Inner | |
| 1964 | Rolls-Royce | Phantom | Front Inner | |
| 1964 | Toyota | Land Cruiser | Front Outer | |
| 1963 | Bentley | Continental | Front Inner | |
| 1963 | Rolls-Royce | Phantom | Front Inner | |
| 1963 | Toyota | Land Cruiser | Front Outer | |
| 1962 | Bentley | Continental | Front Inner | |
| 1962 | Rolls-Royce | Phantom | Front Inner | |
| 1962 | Toyota | Land Cruiser | Front Outer | |
| 1961 | Bentley | Continental | Front Inner | |
| 1961 | Rolls-Royce | Phantom | Front Inner | |
| 1961 | Toyota | Land Cruiser | Front Outer | |
| 1960 | Bentley | Continental | Front Inner | |
| 1960 | Rolls-Royce | Phantom | Front Inner | |
| 1960 | Toyota | Land Cruiser | Front Outer | |
| 1959 | Bentley | Continental | Front Inner |
* 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.