HomeBrake > Hardware, Fasteners and FittingsRaybestos WC37850 Drum Brake Wheel Cylinder - Rear
Part #: WC37850

Raybestos WC37850 Drum Brake Wheel Cylinder - Rear

Element3, Rear
⚙️ 18 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$33.19Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Element3, Rear
🚗Fitment: Geo, Suzuki, Pontiac, and Chevrolet, Metro, Swift, Firefly, and Sprint
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Drum Brake Wheel Cylinder for Chevrolet, Geo, Pontiac, and Suzuki

The Raybestos Element3 Drum Brake Wheel Cylinder WC37850 is engineered to meet the specific hydraulic needs of select Chevrolet, Geo, Pontiac, and Suzuki models. Designed with a 0.625-inch cylinder bore diameter, this part ensures precise brake fluid pressure for consistent drum brake performance.

  • Cylinder bore diameter: 0.625 inches for accurate hydraulic function
  • Compatible with Chevrolet Firefly, Geo Metro, Pontiac Sprint, and Suzuki Swift
  • Part number WC37850 for easy identification and ordering
  • Manufactured by Raybestos under the Element3 product line
  • Designed for drum brake hydraulic systems

About the Raybestos Element3 Product Line

The Element3 line by Raybestos focuses on delivering dependable brake hydraulics components that meet or exceed OEM specifications. This product line emphasizes durability and precise fitment, making it suitable for drum brake wheel cylinders like the WC37850. Element3 parts are engineered to provide consistent braking performance and reliable operation across various vehicle applications.

Detailed Product Description

The Raybestos Element3 Drum Brake Wheel Cylinder WC37850 features a 0.625-inch cylinder bore diameter, which is critical for maintaining proper hydraulic pressure within the drum brake system. This ensures smooth and responsive braking action on compatible vehicles such as the Chevrolet Firefly, Geo Metro, Pontiac Sprint, and Suzuki Swift. The wheel cylinder is designed to replace worn or leaking components, restoring brake system integrity and safety.

Common Applications and Issues Addressed

  • Restores brake fluid pressure in drum brake systems
  • Eliminates brake pedal sponginess caused by leaking wheel cylinders
  • Prevents brake fluid leaks that can lead to reduced braking efficiency
  • Addresses uneven brake wear due to malfunctioning wheel cylinders
  • Improves overall brake responsiveness on Chevrolet Firefly, Geo Metro, Pontiac Sprint, and Suzuki Swift models

Installation Notes and Tips

When installing the Raybestos Element3 WC37850 wheel cylinder, ensure the brake system is properly bled to remove air pockets. Verify the cylinder bore diameter matches the original equipment specifications (0.625 inches) for optimal fit and function. Use appropriate brake fluid and follow manufacturer torque specifications for mounting hardware. Inspect related brake components such as shoes and springs during installation for comprehensive brake system maintenance.

Quality Assurance and Warranty

Raybestos Element3 parts, including the WC37850 drum brake wheel cylinder, are manufactured to meet stringent quality standards. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship. This ensures that the part performs reliably under normal operating conditions when installed correctly on compatible Chevrolet, Geo, Pontiac, and Suzuki vehicles.

BrandRaybestos
Part NumberWC37850
PositionElement3, Rear
Cylinder Bore Diameter0.625

This part fits 18 vehicles. Search below:

YearMakeModelBody Type# DoorsPositionNotes
1996GeoMetroHatchback2 DoorRearElement3
1996SuzukiSwiftRearElement3
1995GeoMetroHatchback2 DoorRearElement3
1995PontiacFireflyRearElement3
1995SuzukiSwiftRearElement3
1994GeoMetroRearExcept vehicles intended for the Canadian market.; Element3
1994PontiacFireflyRearElement3
1993GeoMetroRearExcept vehicles intended for the Canadian market.; Element3
1992GeoMetroRearExcept vehicles intended for the Canadian market.; Element3
1991ChevroletSprintRearElement3
1991GeoMetroRearExcept vehicles intended for the Canadian market.; Element3
1991PontiacFireflyRearElement3
1990ChevroletSprintRearElement3
1990GeoMetroRearExcept vehicles intended for the Canadian market.; Element3
1990PontiacFireflyRearElement3
1989ChevroletSprintRearElement3
1989GeoMetroRearExcept vehicles intended for the Canadian market.; Element3
1989PontiacFireflyRearElement3

* 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:

072-8512134.48101135.481011715328-11866734041341133785053350075340186040534018604167-78-04074960000784-1010184-1010196060654CW9DWC568EW155233EX1165F118667SWC1206W37850W50101W50101EWC118667WC14041WC1840WC37850WCA37850

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.