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Raybestos 56593R Disc Brake Rotor and Hub Assembly - Front
Overview of Raybestos R-Line Disc Brake Rotor and Hub Assembly
The Raybestos R-Line 56593R disc brake rotor and hub assembly is engineered for reliable braking performance on heavy-duty Chevrolet and GMC vehicles. Designed specifically for models like the Chevrolet C3500 and GMC Savana 3500, this assembly ensures precise fitment and consistent stopping power.
- Compatible with Chevrolet C3500, Express 3500, GMC G30, and Savana 3500
- Includes disc brake rotor and hub assembly in one unit
- Mounting bolt hole quantity: 8 for secure installation
- Mounting bolt hole circle diameter: 165.1 mm (6.5 inches)
- Mounting bolt hole diameter: 15.3 mm (0.603 inches)
- Nominal rotor thickness: 39.0 mm (1.535 inches)
- Discard rotor thickness: 37.2 mm (1.465 inches)
- Stud/lug hole quantity: 8 for proper wheel alignment
Raybestos R-Line Product Line Details
The R-Line by Raybestos focuses on delivering dependable brake components tailored for commercial and heavy-duty applications. This product line emphasizes durability and precise engineering, making the 56593R rotor and hub assembly suitable for demanding use in Chevrolet and GMC trucks and vans. The R-Line assemblies are designed to meet or exceed OEM specifications, providing a direct replacement that maintains vehicle safety and performance.
Technical Specifications and Features
The 56593R assembly combines the disc brake rotor and hub into a single unit, simplifying installation and ensuring proper alignment. The rotor's nominal thickness of 39.0 mm provides a robust braking surface, while the discard thickness of 37.2 mm indicates the minimum safe thickness before replacement is necessary. The assembly features eight mounting bolt holes arranged on a 165.1 mm bolt circle diameter, with each hole measuring 15.3 mm in diameter, ensuring compatibility with the specified Chevrolet and GMC models. Additionally, the eight stud/lug holes support secure wheel mounting, critical for heavy-duty vehicle operation.
Applications and Problem Solving
- Replacement for worn or warped disc brake rotors on Chevrolet C3500 and GMC Savana 3500
- Addresses issues with brake pulsation or uneven braking
- Restores proper hub alignment and wheel mounting stability
- Solves noise and vibration problems related to rotor wear
- Prevents premature brake component failure due to rotor thickness below discard limits
Installation Notes and Tips
Ensure the vehicle is securely lifted and supported before beginning installation. Verify that the mounting bolt hole pattern and stud/lug hole quantity match the vehicle specifications. Measure the rotor thickness to confirm it meets nominal specifications before installation. Use proper torque settings on mounting bolts to avoid warping the rotor. It is recommended to inspect related brake components such as pads and calipers during installation for optimal performance.
Quality Assurance and Warranty
Raybestos R-Line brake components are manufactured to meet stringent quality standards, ensuring durability and consistent performance. The 56593R disc brake rotor and hub assembly is designed to meet or exceed OEM specifications for Chevrolet and GMC heavy-duty vehicles. Warranty coverage details should be confirmed with the product documentation or supplier.
| Brand | Raybestos |
|---|---|
| Part Number | 56593R |
| Position | R-Line, Front |
| Discard Thickness | 1.465 |
| Discard Thickness | 37.200 |
| Mounting Bolt Hole Circle Diameter | 6.500 |
| Mounting Bolt Hole Circle Diameter | 165.100 |
| Mounting Bolt Hole Diameter | 0.603 |
| Mounting Bolt Hole Diameter | 15.300 |
| Mounting Bolt Hole Quantity | 8 |
| Nominal Thickness | 1.535 |
| Nominal Thickness | 39.000 |
| Stud/Lug Hole Quantity | 8 |
This part fits 28 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2002 | Chevrolet | Express 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 2002 | GMC | Savana 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 2001 | Chevrolet | Express 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 2001 | GMC | Savana 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 2000 | Chevrolet | C3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 2000 | Chevrolet | Express 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 2000 | GMC | C3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 2000 | GMC | Savana 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1999 | Chevrolet | C3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1999 | Chevrolet | Express 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1999 | GMC | C3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1999 | GMC | Savana 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1998 | Chevrolet | C3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1998 | Chevrolet | Express 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1998 | GMC | C3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1998 | GMC | Savana 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1997 | Chevrolet | C3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1997 | Chevrolet | Express 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1997 | GMC | C3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1997 | GMC | Savana 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1996 | Chevrolet | C3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1996 | Chevrolet | Express 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1996 | Chevrolet | G30 | Front | Replaces 1056593; Raybestos R-Line |
| 1996 | GMC | C3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1996 | GMC | G3500 | Front | Replaces 1056593; Raybestos R-Line |
| 1996 | GMC | Savana 3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1995 | Chevrolet | C3500 | Front | Fits vehicles with dual rear wheels.; R-Line |
| 1995 | GMC | C3500 | Front | Fits vehicles with dual rear wheels.; 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.