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Raybestos 66821R Disc Brake Rotor and Hub Assembly - Front
Overview of Raybestos R-Line Disc Brake Rotor and Hub Assembly
The Raybestos R-Line 66821R disc brake rotor and hub assembly is engineered for reliable braking performance on Ford F-150 and F-250 trucks. Designed to meet precise specifications, this assembly ensures proper fitment and consistent operation for your vehicle's braking system.
- Compatible with Ford F-150 and F-250 models
- Includes disc brake rotor and hub assembly
- Mounting bolt hole quantity: 5
- Mounting bolt hole circle diameter: 135 mm (5.315 inches)
- Mounting bolt hole diameter: 14.3 mm (0.563 inches)
- Nominal rotor thickness: 1.030 inches (26.150 mm)
- Discard rotor thickness: 0.972 inches (24.700 mm)
- Stud/lug hole quantity: 5
Detailed Product Specifications
The 66821R rotor and hub assembly features a nominal thickness of 1.030 inches (26.150 mm), providing a solid braking surface for effective stopping power. The discard thickness is set at 0.972 inches (24.700 mm), indicating the minimum safe thickness before replacement is necessary. This assembly includes five mounting bolt holes arranged in a 135 mm (5.315 inch) circle diameter, with each hole measuring 14.3 mm (0.563 inches) in diameter. The five stud/lug holes ensure secure attachment to the vehicle hub. These precise measurements guarantee compatibility and proper installation on Ford F-150 and F-250 trucks.
About the Raybestos R-Line Product Line
The R-Line from Raybestos is a dedicated product line focused on providing reliable brake components that meet OEM specifications. This line emphasizes durability and fitment accuracy, making it suitable for replacement parts like the 66821R disc brake rotor and hub assembly. The R-Line products are designed to maintain the integrity of the vehicle's braking system without requiring modifications.
Applications and Problem Solving
- Replacement for worn or warped rotors on Ford F-150 and F-250
- Addresses brake pulsation and vibration issues
- Restores proper rotor thickness for safe braking performance
- Solves mounting fitment problems with precise bolt hole alignment
- Improves hub assembly stability and wheel alignment
Installation Notes and Tips
Ensure the vehicle is securely lifted and supported before beginning installation. Verify that the mounting bolt holes and stud/lug holes align correctly with the vehicle hub. Measure rotor thickness before installation to confirm it meets or exceeds the nominal thickness of 1.030 inches. Replace the rotor if thickness is below the discard limit of 0.972 inches. Use proper torque specifications for mounting bolts to avoid warping or damage.
Quality Assurance and Warranty
Raybestos R-Line brake components are manufactured to meet industry standards for quality and durability. The 66821R disc brake rotor and hub assembly undergoes rigorous testing to ensure consistent performance. Warranty coverage details should be confirmed with the product documentation or supplier, as they may vary.
| Brand | Raybestos |
|---|---|
| Part Number | 66821R |
| Position | R-Line, Front |
| Discard Thickness | 0.972 |
| Discard Thickness | 24.700 |
| Mounting Bolt Hole Circle Diameter | 5.315 |
| Mounting Bolt Hole Circle Diameter | 135.000 |
| Mounting Bolt Hole Diameter | 0.563 |
| Mounting Bolt Hole Diameter | 14.300 |
| Mounting Bolt Hole Quantity | 5 |
| Nominal Thickness | 1.030 |
| Nominal Thickness | 26.150 |
| Stud/Lug Hole Quantity | 5 |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Submodel | Drive Type | Position | Notes |
|---|---|---|---|---|---|---|
| 2001 | Ford | F-150 | RWD | Front | with 5 Stud Rotor; Raybestos R-Line | |
| 2000 | Ford | F-150 | Base | RWD | Front | w/ 12mm Wheel Stud; 5 Bolt; R-Line |
| 2000 | Ford | F-150 | XL | RWD | Front | w/ 12mm Wheel Stud; 5 Bolt; R-Line |
| 2000 | Ford | F-150 | XLT | RWD | Front | w/ 12mm Wheel Stud; 5 Bolt; R-Line |
| 2000 | Ford | F-150 | Lariat | RWD | Front | w/ 12mm Wheel Stud; 5 Bolt; R-Line |
| 2000 | Ford | F-150 | Harley-Davidson Edition | RWD | Front | w/ 12mm Wheel Stud; 5 Bolt; R-Line |
| 1999 | Ford | F-150 | XLT | RWD | Front | Compatible with vehicles equipped with 4-Wheel ABS systems.; R-Line |
| 1999 | Ford | F-150 | Lariat | RWD | Front | Compatible with vehicles equipped with 4-Wheel ABS systems.; R-Line |
| 1998 | Ford | F-150 | RWD | Front | Compatible with vehicles equipped with 4-Wheel ABS systems.; R-Line | |
| 1998 | Ford | F-250 | RWD | Front | with 5 Stud Rotor; R-Line | |
| 1997 | Ford | F-150 | RWD | Front | R-Line | |
| 1997 | Ford | F-250 | RWD | Front | with 5 Stud Rotor; R-Line |
* 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.