Dorman Products

Dorman W79768 Wheel Cylinder

In stock
SKU: 591|W79768
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Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
$15.55
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.

Product details

  • SKU 591|W79768
  • Barcode 82702414170

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Description

Product Description

This direct replacement drum brake wheel cylinder was specifically engineered to match the fit, function and performance of the original wheel cylinder on particular vehicles. It is manufactured and tested for quality assurance.

  • Ideal replacement - specifically engineered to be direct match for original drum brake wheel cylinder on particular vehicles
  • Cost-effective fix - replacement of cylinder while servicing drum brakes is fastest, surest way to ensure brake performance
  • Quality materials - made with high-quality EPDM rubber cups and boots for long-lasting performance
  • Professionally tested - wheel cylinder bores are surface-tested to ensure an optimum sealing surface for the pressure cups

Detailed Applications

Year Make Model Configuration Positions Application Notes
2003 Workhorse CP30542 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2003 Workhorse CP30842 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2003 Workhorse CP31042 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2003 Workhorse CP31442 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2003 Workhorse CP31842 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2003 Workhorse P30 Rear Bore: 1.1875 In.; w/Motorhome Chassis
2003 Workhorse P32 Rear Bore: 1.1875 In.; w/Motorhome Chassis
2003 Workhorse R Series Rear 13 In. x 3.50 In. Brakes; Bore: 1.1875 In.; Stripped Chassis or Motorhome Chassis
2003 Workhorse R32 Rear Bore: 1.1875 In.; Stripped
2003 Workhorse WP31042 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2003 Workhorse WP31442 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2003 Workhorse WP31842 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2002 Chevrolet C3500HD Rear Right
2002 Chevrolet Express 2500 DIESEL Rear Bore: 1.1875 In.
2002 Chevrolet Express 3500 Rear Bore: 1.1875 In.
2002 GMC Savana 2500 DIESEL Rear Bore: 1.1875 In.
2002 GMC Savana 3500 Rear Bore: 1.1875 In.
2002 Workhorse CP30542 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2002 Workhorse CP30842 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2002 Workhorse CP31042 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2002 Workhorse CP31442 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2002 Workhorse CP31842 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2002 Workhorse P30 Rear Bore: 1.1875 In.; w/Motorhome Chassis
2002 Workhorse P32 Rear Bore: 1.1875 In.; w/Motorhome Chassis
2002 Workhorse R Series Rear 13 In. x 3.50 In. Brakes; Bore: 1.1875 In.; Stripped Chassis or Motorhome Chassis
2002 Workhorse WP31042 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2002 Workhorse WP31442 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2002 Workhorse WP31842 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2001 Chevrolet C3500HD Rear Right
2001 Chevrolet Express 2500 DIESEL Rear Bore: 1.1875 In.
2001 Chevrolet Express 3500 Rear Bore: 1.1875 In.
2001 GMC Savana 2500 DIESEL Rear Bore: 1.1875 In.
2001 GMC Savana 3500 Rear Bore: 1.1875 In.
2001 Workhorse CP30542 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2001 Workhorse CP30842 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2001 Workhorse CP31042 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2001 Workhorse CP31442 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2001 Workhorse CP31842 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2001 Workhorse WP31042 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2001 Workhorse WP31442 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2001 Workhorse WP31842 Rear 13 In. x 3.50 In. Brakes; Stripped Chassis; Bore: 1.1875 In.
2000 Chevrolet C35 (Mexico) Mexico Region Rear Bore: 1.1875 In.
2000 Chevrolet C3500 Rear w/Dual Rear Wheels (DRW); Bore: 1.1875 In.
2000 Chevrolet C3500HD Rear Left; Rear Right w/Dual Rear Wheels (DRW); Bore: 1.1875 In.
2000 Chevrolet Express 3500 Rear w/Dual Rear Wheels (DRW); Bore: 1.1875 In.
2000 Chevrolet K3500 Rear w/Dual Rear Wheels (DRW); Bore: 1.1875 In.
2000 GMC C3500 Rear w/Dual Rear Wheels (DRW); Bore: 1.1875 In.
2000 GMC C3500HD Rear Left; Rear Right w/Dual Rear Wheels (DRW); Bore: 1.1875 In.
2000 GMC K3500 Rear w/Dual Rear Wheels (DRW); Bore: 1.1875 In.
2000 GMC Savana 3500 Rear w/Dual Rear Wheels (DRW); Bore: 1.1875 In.
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Product Specifications

Bleeder Screw Cap Included: No
Bleeder Screw Included: Yes
Brake Component Inlet Thread Size: 3/8-24 in
Inside Diameter: 1.188 in
Material: Cast Iron
Package Contents: 1 Drum Brake Wheel Cylinder
Package Quantity: 1
Packaging Type: Box
Thread Diameter: 3/8

OE Numbers

DIRECT OE CROSS
18004609 GENERAL MOTORS
18060024 GENERAL MOTORS
2621267 GENERAL MOTORS