Dorman 3633 Drum Brake Wheel Cylinder Kit - Rear

Brand Dorman 3633
Position Rear
Bleeder Screw Cap Included No
Bleeder Screw Included No
Bore Size 1.188 in
Dust Boots Included Yes
Mounting Hardware Included No
Package Contents Includes Boots and Seals
Wheel Cylinder Cups Included Yes
Wheel Cylinder Expander Spring Included No
Wheel Cylinder Pistons Included No
Fits Chevrolet and Pontiac

OE-style repair kit. Matches the original components needed to restore the wheel cylinder.

Includes boots and seals. Essential wear items are covered for a complete service repair.

Quality components. Engineered for reliable performance and durability.

Cross-references 5450429, F3633 and K922719 for the same application. See all 5.

$29.17Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Drum Brake Wheel Cylinder Kits are typically replaced in pairs, axle by axle.
Order total $29.17
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Dorman 3633 Drum Brake Wheel Cylinder Kit

Dorman 3633 is a drum brake wheel cylinder kit built to restore the wheel cylinder on specified vehicles with OE-style replacement components. It includes boots, seals, and wheel cylinder cups, with a 1.188 in bore size for applications that require this exact brake service fit.

Key Features

  • Drum brake wheel cylinder kit for brake service and repair
  • 1.188 in bore size for specified applications
  • Includes boots and seals
  • Wheel cylinder cups included
  • Dust boots included
  • Built from quality components for reliable performance and durability

Detailed Description

This Dorman wheel cylinder repair kit is engineered to match the original parts used on the vehicle’s drum brake wheel cylinder. It is a practical choice when servicing a leaking or worn wheel cylinder on a drum brake system, especially for drivers searching for a Dorman 3633 replacement or a direct-fit brake service kit for Chrysler, Dodge, or Plymouth applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Use Dorman 3633 when the wheel cylinder needs new sealing components and cups, but the cylinder body is still serviceable. The kit is focused on the wear items that commonly affect hydraulic sealing and brake operation in drum brake systems.

What It Helps Repair

  • Brake fluid seepage at the wheel cylinder
  • Reduced rear drum brake hydraulic pressure
  • Soft or inconsistent brake pedal feel caused by internal seal wear
  • Brake drag or uneven rear brake response from deteriorated cylinder components
  • Service needs on a drum brake wheel cylinder with worn boots or cups

Installation Notes and Tips

Confirm the bore size before ordering and compare the original wheel cylinder components to Dorman 3633. Clean the brake backing plate and surrounding hardware during service, and inspect the drum brake system for fluid contamination, corrosion, and shoe wear before reassembly. Because mounting hardware is not included, reuse or replace related service parts as needed based on the vehicle condition.

Quality Assurance

Dorman designs this kit to match the original parts required for the specified wheel cylinder repair and uses quality components to support dependable brake service. Verify vehicle application by part number and brake specifications before installation.

This part fits 0 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
5450429F3633K922719WK-9WK651760