HomeBrake > Hardware, Fasteners and FittingsDorman W15306 Drum Brake Wheel Cylinder
Part #: W15306

Dorman W15306 Drum Brake Wheel Cylinder

Rear
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Studebaker and International, Avanti, Challenger, Commander, Cruiser, Daytona, Hawk, Lark, Silver Hawk, Champion, Golden Hawk, President, Flight Hawk, Power Hawk, Sky Hawk, E5, E7, 3R16, 3R28, 2R15, 2R16A, 2R5, 2R6, L150, L151, and L153
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Reliable Drum Brake Wheel Cylinder for Ford and Chevrolet Vehicles

The Dorman W15306 drum brake wheel cylinder is engineered to restore proper brake function in select Ford and Chevrolet models. Designed with durable cast iron construction and precise dimensions, this component ensures consistent hydraulic pressure for safe braking performance.

Key Features of the Dorman W15306 Wheel Cylinder

  • Constructed from cast iron for strength and durability
  • Bore diameter of 1.375 inches for accurate fitment
  • Brake line inlet thread diameter of 0.437 inches (7/16-24 thread size)
  • Includes one drum brake wheel cylinder per package
  • Does not include bleeder screw or bleeder screw cap

Detailed Product Description

The Dorman W15306 drum brake wheel cylinder is designed to meet or exceed OEM specifications for brake hydraulics. Its cast iron casting material provides resistance to corrosion and wear, extending the service life of the brake system. The 1.375-inch bore diameter ensures proper piston movement within the cylinder, maintaining consistent hydraulic pressure. The brake line inlet thread size of 7/16-24 allows for secure connection to the brake line, minimizing the risk of leaks. This wheel cylinder is compatible with various Ford and Chevrolet models that require this specific size and thread configuration.

Common Applications and Issues Addressed

  • Restores braking performance in vehicles with leaking or seized wheel cylinders
  • Eliminates brake fluid leaks caused by worn or damaged seals
  • Prevents uneven brake pad wear due to inconsistent hydraulic pressure
  • Addresses spongy or soft brake pedal feel related to faulty wheel cylinders
  • Supports safe and reliable drum brake operation on rear wheels

Installation Notes and Tips

  • Ensure compatibility with your specific Ford or Chevrolet model before installation
  • Brake system should be fully bled after installation to remove air pockets
  • Inspect brake lines and hardware for wear or damage during replacement
  • Use proper tools to avoid damaging the brake line inlet threads
  • Follow manufacturer torque specifications for mounting bolts

Quality Assurance and Warranty Information

Dorman manufactures the W15306 wheel cylinder to meet stringent quality standards, using cast iron for durability and reliable performance. While no bleeder screw is included, the part is designed for straightforward integration into existing brake systems. Warranty coverage details should be confirmed with the point of purchase or Dorman directly to ensure protection against defects.

BrandDorman
Part NumberW15306
Bleeder Screw Cap IncludedNo
Bleeder Screw IncludedNo
Bore Diameter1.375
Brake Component Inlet Thread Size7/16-24
Brake Line Inlet Thread Diameter0.437
Casting MaterialCast Iron
Package Contents1 Drum Brake Wheel Cylinder

This part fits 0 vehicles. Search below:

YearMakeModelPositionNotes

* 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:

134.8200333136546155068106882595584-5800385360R93F15306W-92003W906079WC15306WC251610

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