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Raybestos 2547R Brake Drum - Rear
Overview of Raybestos R-Line 2547R Brake Drum
The Raybestos R-Line 2547R brake drum is engineered for reliable braking performance on Chevrolet and GMC heavy-duty trucks. Designed specifically for models like the Chevrolet C2500, C3500, and GMC K2500, K3500, this brake drum offers precise fitment and durability for demanding applications.
- Outside Diameter: 16.150 inches
- Depth: 3.860 inches
- Nominal Drum Diameter: 13.100 inches
- 8 Stud/Lug Holes with 0.617 inch diameter
- Equipped with outer cooling fins for heat dissipation
Raybestos R-Line Product Line Details
The R-Line by Raybestos focuses on providing dependable brake components tailored for heavy-duty and commercial vehicles. This product line emphasizes durability and consistent performance, making it suitable for trucks requiring robust braking solutions. The 2547R brake drum is part of this line, ensuring compatibility and quality for Chevrolet and GMC truck models.
Technical Description and Specifications
The 2547R brake drum features an outside diameter of 16.150 inches and a depth of 3.860 inches, matching the OEM specifications for proper brake shoe contact and clearance. Its nominal drum diameter of 13.100 inches ensures consistent braking force. The drum includes 8 stud/lug holes, each measuring 0.617 inches in diameter, designed to fit securely on the wheel hub. Additionally, the outer cooling fins help dissipate heat generated during braking, reducing the risk of brake fade and extending component life.
Applications and Problem Solving
- Replacement for worn or scored brake drums on Chevrolet C2500 and C3500 trucks
- Restores braking efficiency on GMC K2500 and K3500 models
- Addresses brake noise and vibration caused by damaged drums
- Improves heat dissipation to prevent brake fade during heavy use
- Ensures proper fitment for trucks with 8-lug wheel configurations
Installation Notes and Tips
Before installation, verify the part number 2547R matches your vehicle’s specifications. Clean the hub surface to ensure proper seating of the brake drum. Inspect brake shoes and hardware for wear and replace if necessary. Torque lug nuts to manufacturer specifications to avoid warping the drum. The outer cooling fins should remain unobstructed to maintain effective heat dissipation.
Quality Assurance and Warranty
Raybestos R-Line brake drums are manufactured to meet or exceed OEM standards for fit, form, and function. Each drum undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship, providing confidence in the 2547R brake drum’s reliability.
| Brand | Raybestos |
|---|---|
| Part Number | 2547R |
| Position | R-Line, Rear |
| Depth | 3.860 |
| Depth | 98.050 |
| Nominal Drum Diameter | 0.515 |
| Nominal Drum Diameter | 13.100 |
| Outer Cooling Fins | Yes |
| Outside Diameter | 0.635 |
| Outside Diameter | 16.150 |
| Stud/Lug Hole Diameter | 0.617 |
| Stud/Lug Hole Diameter | 15.650 |
| Stud/Lug Hole Quantity | 8 |
This part fits 16 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1990 | Chevrolet | C2500 | Rear | with 5-1/4in Wide Drums; with 13 IN Brakes; R-Line |
| 1990 | Chevrolet | C3500 | Rear | with 13 IN x 2-1/2 IN Brakes; RPO Y10 Or Y11 10.5in Ring Gear; without Dual Rear Wheels; R-Line |
| 1990 | Chevrolet | K2500 | Rear | with 5-1/4in Wide Drums; with 13 IN Brakes; R-Line |
| 1990 | Chevrolet | K3500 | Rear | with 13 IN x 2-1/2 IN Brakes; RPO Y10 Or Y11 10.5in Ring Gear; without Dual Rear Wheels; R-Line |
| 1990 | GMC | C2500 | Rear | with 5-1/4in Wide Drums; with 13 IN Brakes; R-Line |
| 1990 | GMC | C3500 | Rear | with 13 IN x 2-1/2 IN Brakes; RPO Y10 Or Y11 10.5in Ring Gear; without Dual Rear Wheels; R-Line |
| 1990 | GMC | K2500 | Rear | with 5-1/4in Wide Drums; with 13 IN Brakes; R-Line |
| 1990 | GMC | K3500 | Rear | with 13 IN x 2-1/2 IN Brakes; RPO Y10 Or Y11 10.5in Ring Gear; without Dual Rear Wheels; R-Line |
| 1989 | Chevrolet | C3500 | Rear | with 5-1/4in Wide Drums; without Dual Rear Wheels; R-Line |
| 1989 | Chevrolet | K3500 | Rear | with 5-1/4in Wide Drums; without Dual Rear Wheels; R-Line |
| 1989 | GMC | C3500 | Rear | with 5-1/4in Wide Drums; without Dual Rear Wheels; R-Line |
| 1989 | GMC | K3500 | Rear | with 5-1/4in Wide Drums; without Dual Rear Wheels; R-Line |
| 1988 | Chevrolet | C3500 | Rear | with 5-1/4in Wide Drums; without Dual Rear Wheels; R-Line |
| 1988 | Chevrolet | K3500 | Rear | with 5-1/4in Wide Drums; without Dual Rear Wheels; R-Line |
| 1988 | GMC | C3500 | Rear | with 5-1/4in Wide Drums; without Dual Rear Wheels; R-Line |
| 1988 | GMC | K3500 | Rear | with 5-1/4in Wide Drums; without 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.