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Raybestos 56827R Disc Brake Rotor - Rear
Overview of Raybestos R-Line Disc Brake Rotor 56827R
The Raybestos R-Line Disc Brake Rotor 56827R is engineered for reliable braking performance on select Chevrolet and GMC trucks and SUVs. Designed as a vented, drum-in-hat rotor, it offers effective heat dissipation and durability for vehicles like the Silverado 1500 and Yukon XL 1500.
- Vented disc brake rotor with drum-in-hat design
- Nominal thickness of 0.790 inches (20.050 mm)
- Discard thickness at 0.728 inches (18.500 mm)
- Overall height of 3.350 inches (85.100 mm)
- Outside diameter measuring 12.795 inches (325.000 mm)
- 6 mounting bolt holes with 5.500 inch (139.700 mm) bolt circle diameter
- Center hole diameter of 3.098 inches (78.700 mm)
- Compatible with Chevrolet and GMC models including Silverado, Sierra, Tahoe, and Suburban
Raybestos R-Line Product Line Details
The R-Line by Raybestos focuses on providing dependable replacement brake components that meet or exceed OEM specifications. This product line emphasizes precise fitment and consistent performance, making the 56827R rotor suitable for heavy-duty applications on Chevrolet and GMC trucks and SUVs. The vented design helps maintain optimal braking under demanding conditions.
Technical Specifications and Features
The 56827R rotor features a vented construction that improves heat dissipation during braking, reducing the risk of brake fade. Its drum-in-hat design integrates a parking brake drum within the rotor, compatible with vehicles requiring this configuration. The rotor’s nominal thickness of 0.790 inches ensures structural integrity, while the discard thickness of 0.728 inches indicates the minimum safe thickness before replacement is necessary. The 6-bolt mounting pattern with a 5.500 inch bolt circle diameter matches factory specifications for secure installation.
Compatible Vehicles and Applications
- Chevrolet Silverado 1500, 1500 Classic, 1500 HD, 2500
- Chevrolet Avalanche 1500
- Chevrolet Suburban 1500, 2500
- Chevrolet Tahoe
- GMC Sierra 1500, 1500 Classic, 1500 HD, 2500
- GMC Sierra 2500
- GMC Yukon, Yukon XL 1500
- Chevrolet Astro and Safari
Common Issues Addressed by This Rotor
- Brake rotor warping causing vibration during braking
- Reduced braking efficiency due to worn rotor thickness
- Overheating and brake fade from insufficient heat dissipation
- Noise and uneven brake pad wear from damaged rotors
- Parking brake malfunction related to drum-in-hat rotor wear
Installation Notes and Tips
- Verify rotor thickness before installation to ensure it meets minimum discard thickness
- Clean mounting surfaces to prevent rotor runout and vibration
- Torque mounting bolts to manufacturer specifications for secure fitment
- Inspect brake pads and replace if worn to maintain optimal braking performance
- Check compatibility with vehicle’s parking brake system due to drum-in-hat design
Quality Assurance and Warranty
Raybestos R-Line rotors are manufactured to meet OEM standards for fit, form, and function. The 56827R rotor undergoes rigorous quality control to ensure durability and consistent braking performance. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship, providing confidence in the product’s reliability for Chevrolet and GMC applications.
| Brand | Raybestos |
|---|---|
| Part Number | 56827R |
| Position | R-Line, Rear |
| Center Hole Diameter | 3.098 |
| Center Hole Diameter | 78.700 |
| Conventional Or Drum-In-Hat Type Rotor | Drum-In-Hat |
| Discard Thickness | 0.728 |
| Discard Thickness | 18.500 |
| Mounting Bolt Hole Circle Diameter | 5.500 |
| Mounting Bolt Hole Circle Diameter | 139.700 |
| Mounting Bolt Hole Diameter | 5.500 |
| Mounting Bolt Hole Diameter | 139.700 |
| Mounting Bolt Hole Quantity | 6 |
| Nominal Thickness | 0.790 |
| Nominal Thickness | 20.050 |
| Outside Diameter | 12.795 |
| Outside Diameter | 325.000 |
| Overall Height | 3.350 |
| Overall Height | 85.100 |
| Solid Or Vented Type Rotor | Vented |
| Stud/Lug Hole Quantity | 6 |
This part fits 48 vehicles. Search below:
| Year | Make | Model | Drive Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2007 | Chevrolet | Silverado 1500 Classic | Rear | R-Line | |||
| 2007 | GMC | Sierra 1500 Classic | Rear | R-Line | |||
| 2006 | Chevrolet | Silverado 1500 | Rear | Compatible with vehicles equipped with Single Piston Caliper.; R-Line | |||
| 2006 | GMC | Sierra 1500 | Rear | Compatible with vehicles equipped with Single Piston Caliper.; R-Line | |||
| 2005 | Chevrolet | Astro | Rear | R-Line | |||
| 2005 | Chevrolet | Silverado 1500 | Rear | Compatible with vehicles equipped with Single Piston Caliper.; R-Line | |||
| 2005 | GMC | Safari | Rear | R-Line | |||
| 2005 | GMC | Sierra 1500 | Rear | w/ Single Piston Rear Calipers; R-Line | |||
| 2004 | Chevrolet | Astro | Rear | R-Line | |||
| 2004 | Chevrolet | Silverado 1500 | Rear | Compatible with vehicles equipped with Single Piston Caliper.; R-Line | |||
| 2004 | GMC | Safari | Rear | R-Line | |||
| 2004 | GMC | Sierra 1500 | Rear | w/ Single Piston Rear Calipers; R-Line | |||
| 2003 | Chevrolet | Astro | Rear | R-Line | |||
| 2003 | Chevrolet | Silverado 1500 | Rear | Compatible with vehicles equipped with Single Piston Caliper.; R-Line | |||
| 2003 | Chevrolet | Silverado 2500 | Rear | Parking Brake Cable with Four Wheel Steering; R-Line | |||
| 2003 | Chevrolet | Suburban 2500 | 6.0L | V8 | Rear | 4 Wheel Steering; 6 Hole Rotor; Rotor Diameter 325 MM; R-Line | |
| 2003 | Chevrolet | Suburban 2500 | 8.1L | V8 | Rear | 4 Wheel Steering; 6 Hole Rotor; Rotor Diameter 325 MM; R-Line | |
| 2003 | GMC | Safari | Rear | R-Line | |||
| 2003 | GMC | Sierra 1500 | 6.0L | V8 | Rear | R-Line | |
| 2003 | GMC | Sierra 1500 | 4.3L | V6 | Rear | R-Line | |
| 2003 | GMC | Sierra 1500 | 4.8L | V8 | Rear | R-Line | |
| 2003 | GMC | Sierra 1500 | 5.3L | V8 | Rear | Rotor Diameter 325 MM; R-Line | |
| 2003 | GMC | Sierra 2500 | Rear | Parking Brake Cable with Four Wheel Steering; R-Line | |||
| 2002 | Chevrolet | Avalanche 1500 | Rear | Replaces 56827RGS; Raybestos R-Line | |||
| 2002 | Chevrolet | Silverado 1500 | Rear | Compatible with vehicles equipped with Single Piston Caliper.; R-Line | |||
| 2002 | Chevrolet | Suburban 1500 | Rear | Replaces 56827RGS; Raybestos R-Line | |||
| 2002 | Chevrolet | Tahoe | 4WD | Rear | Replaces 56827RGS; Raybestos R-Line | ||
| 2002 | GMC | Sierra 1500 | 4.3L | V6 | Rear | Compatible with vehicles equipped with Single Piston Caliper.; R-Line | |
| 2002 | GMC | Sierra 1500 | 4.8L | V8 | Rear | Compatible with vehicles equipped with Single Piston Caliper.; R-Line | |
| 2002 | GMC | Sierra 1500 | 5.3L | V8 | Rear | Compatible with vehicles equipped with Single Piston Caliper.; R-Line | |
| 2002 | GMC | Yukon | AWD | Rear | Replaces 56827RGS; Raybestos R-Line | ||
| 2002 | GMC | Yukon XL 1500 | Rear | Replaces 56827RGS; Raybestos R-Line | |||
| 2001 | Chevrolet | Silverado 1500 | Rear | Compatible with vehicles equipped with Single Piston Caliper.; R-Line | |||
| 2001 | Chevrolet | Silverado 1500 HD | RWD | Rear | Replaces 56827RGS; Raybestos R-Line | ||
| 2001 | Chevrolet | Suburban 1500 | Rear | Rotor Diameter 325 MM; with Single Piston Caliper; R-Line | |||
| 2001 | Chevrolet | Tahoe | Rear | Rotor Diameter 325 MM; with Single Piston Caliper; R-Line | |||
| 2001 | GMC | Sierra 1500 | Rear | Rotor Diameter 325 MM; with Single Piston Caliper; R-Line | |||
| 2001 | GMC | Sierra 1500 HD | RWD | Rear | Replaces 56827RGS; Raybestos R-Line | ||
| 2001 | GMC | Yukon | Rear | Rotor Diameter 325 MM; with Single Piston Caliper; R-Line | |||
| 2001 | GMC | Yukon XL 1500 | Rear | with 325 MM x 85 MM Disc; with Single Piston Caliper; R-Line | |||
| 2000 | Chevrolet | Silverado 1500 | Rear | R-Line | |||
| 2000 | Chevrolet | Suburban 1500 | Rear | Rotor Diameter 325 MM; with Single Piston Caliper; R-Line | |||
| 2000 | Chevrolet | Tahoe | Rear | Rotor Diameter 325 MM; with Single Piston Caliper; R-Line | |||
| 2000 | GMC | Sierra 1500 | Rear | R-Line | |||
| 2000 | GMC | Yukon | Rear | Rotor Diameter 325 MM; with Single Piston Caliper; R-Line | |||
| 2000 | GMC | Yukon XL 1500 | Rear | with 325 MM x 85 MM Disc; with Single Piston Caliper; R-Line | |||
| 1999 | Chevrolet | Silverado 1500 | Rear | R-Line | |||
| 1999 | GMC | Sierra 1500 | Rear | 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.