OE Quality
60-Day Returns

Raybestos WC37985 Drum Brake Wheel Cylinder - Rear
Reliable Drum Brake Wheel Cylinder for Select GM and Dodge Models
The Raybestos Element3 Drum Brake Wheel Cylinder WC37985 is engineered to meet the specific hydraulic needs of your vehicle's braking system. Designed with a precise 0.906-inch cylinder bore diameter, this part ensures consistent brake performance for Cadillac DeVille, Chevrolet Express 1500/2500, Dodge Ram 1500/2500, and GMC Savana 1500/2500 models.
- Cylinder bore diameter: 0.906 inches for accurate hydraulic pressure
- Compatible with Cadillac DeVille, Chevrolet Express 1500/2500, Dodge Ram 1500/2500, GMC Savana 1500/2500
- Part number WC37985 for easy identification and replacement
- Part of the Raybestos Element3 product line, designed for durability and performance
- Precision-engineered to maintain proper brake fluid flow and pressure
About the Raybestos Element3 Product Line
The Element3 line by Raybestos focuses on delivering reliable brake hydraulics components that meet or exceed OEM specifications. This product line emphasizes consistent performance and durability, making it suitable for demanding applications in vehicles like the Cadillac DeVille and Dodge Ram series. The WC37985 wheel cylinder benefits from this engineering approach, providing dependable braking function in drum brake systems.
Detailed Product Description
The Raybestos Element3 Drum Brake Wheel Cylinder WC37985 features a 0.906-inch cylinder bore diameter, a critical dimension that ensures proper hydraulic pressure and brake shoe movement within the drum brake assembly. This wheel cylinder is designed to replace worn or leaking cylinders in the brake hydraulics system of select GM and Dodge vehicles, including the Chevrolet Express and GMC Savana vans. Its precise fitment helps maintain brake system integrity and responsiveness, contributing to safe vehicle operation.
Common Applications and Issues Addressed
- Restores brake fluid pressure in drum brake systems
- Eliminates brake fluid leaks caused by worn or damaged wheel cylinders
- Prevents uneven brake shoe wear and brake drag
- Improves brake pedal feel and responsiveness
- Addresses brake system noise related to faulty wheel cylinders
Installation Notes and Tips
- Ensure compatibility with your vehicle’s make and model before installation
- Inspect brake shoes and drums for wear during replacement
- Bleed the brake system thoroughly after installation to remove air
- Use proper tools to avoid damage to the cylinder bore or brake lines
- Follow manufacturer torque specifications for mounting hardware
Quality Assurance and Warranty
Raybestos Element3 parts are manufactured to meet stringent quality standards, ensuring reliable performance in brake hydraulics applications. The WC37985 wheel cylinder undergoes rigorous testing to verify dimensional accuracy and material durability. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship to support long-term use.
| Brand | Raybestos |
|---|---|
| Part Number | WC37985 |
| Position | Element3, Rear |
| Cylinder Bore Diameter | 0.906 |
This part fits 44 vehicles. Search below:
| Year | Make | Model | Drive Type | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|
| 2002 | Chevrolet | Express 1500 | Rear | 15/16" Bore Diameter; Element3 | ||
| 2002 | Chevrolet | Express 2500 | GAS | Rear | with 7,300 LB GVW; with 6 Lug Wheels; Element3 | |
| 2002 | GMC | Savana 1500 | Rear | Element3 | ||
| 2002 | GMC | Savana 2500 | GAS | Rear | 6 Lug Wheels Fitment; Element3 | |
| 2001 | Chevrolet | Express 1500 | Rear | 15/16" Bore Diameter; Element3 | ||
| 2001 | Chevrolet | Express 2500 | GAS | Rear | with 7,300 LB GVW; with 6 Lug Wheels; Element3 | |
| 2001 | Chevrolet | Express 2500 | CNG | Rear | with 7,300 LB GVW; with 6 Lug Wheels; Element3 | |
| 2001 | GMC | Savana 1500 | Rear | Element3 | ||
| 2001 | GMC | Savana 2500 | GAS | Rear | 6 Lug Wheels Fitment; Element3 | |
| 2000 | Chevrolet | Express 1500 | Rear | 15/16" Bore Diameter; Element3 | ||
| 2000 | Chevrolet | Express 2500 | GAS | Rear | with 7,300 LB GVW; with 6 Lug Wheels; Element3 | |
| 2000 | GMC | Savana 1500 | Rear | Element3 | ||
| 2000 | GMC | Savana 2500 | GAS | Rear | 6 Lug Wheels Fitment; Element3 | |
| 1999 | Cadillac | DeVille | Rear | Element3 | ||
| 1999 | Chevrolet | Express 1500 | Rear | 15/16" Bore Diameter; Element3 | ||
| 1999 | Chevrolet | Express 2500 | GAS | Rear | with 7,300 LB GVW; with 6 Lug Wheels; Element3 | |
| 1999 | Dodge | Ram 1500 | Rear | Element3 | ||
| 1999 | Dodge | Ram 2500 | RWD | Rear | Element3 | |
| 1999 | GMC | Savana 1500 | Rear | Element3 | ||
| 1999 | GMC | Savana 2500 | GAS | Rear | 6 Lug Wheels Fitment; Element3 | |
| 1998 | Cadillac | DeVille | Rear | Element3 | ||
| 1998 | Chevrolet | Express 1500 | Rear | 15/16" Bore Diameter; Element3 | ||
| 1998 | Chevrolet | Express 2500 | GAS | Rear | with 7,300 LB GVW; with 6 Lug Wheels; Element3 | |
| 1998 | Dodge | Ram 1500 | Rear | Element3 | ||
| 1998 | Dodge | Ram 2500 | RWD | Rear | Element3 | |
| 1998 | GMC | Savana 1500 | Rear | Element3 | ||
| 1998 | GMC | Savana 2500 | GAS | Rear | 6 Lug Wheels Fitment; Element3 | |
| 1997 | Cadillac | DeVille | Rear | Element3 | ||
| 1997 | Chevrolet | Express 1500 | Rear | 15/16" Bore Diameter; Element3 | ||
| 1997 | Chevrolet | Express 2500 | GAS | Rear | with 7,300 LB GVW; with 6 Lug Wheels; Element3 | |
| 1997 | Dodge | Ram 1500 | Rear | Element3 | ||
| 1997 | Dodge | Ram 2500 | RWD | Rear | Element3 | |
| 1997 | GMC | Savana 1500 | Rear | Element3 | ||
| 1997 | GMC | Savana 2500 | GAS | Rear | 6 Lug Wheels Fitment; Element3 | |
| 1996 | Chevrolet | Express 1500 | Rear | 15/16" Bore Diameter; Element3 | ||
| 1996 | Chevrolet | Express 2500 | GAS | Rear | with 7,300 LB GVW; with 6 Lug Wheels; Element3 | |
| 1996 | Dodge | Ram 1500 | Rear | Element3 | ||
| 1996 | Dodge | Ram 2500 | RWD | Rear | Element3 | |
| 1996 | GMC | Savana 1500 | Rear | Element3 | ||
| 1996 | GMC | Savana 2500 | GAS | Rear | 6 Lug Wheels Fitment; Element3 | |
| 1995 | Dodge | Ram 1500 | Rear | Element3 | ||
| 1995 | Dodge | Ram 2500 | RWD | Rear | Element3 | |
| 1994 | Dodge | Ram 1500 | Rear | Element3 | ||
| 1994 | Dodge | Ram 2500 | RWD | Rear | Element3 |
* 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.