Dorman M39646 Master Brake Cylinder for 88-94 Chevy GMC K1500 C1500 K2500 C2500

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USD 39.80
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LocationLincoln US
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Start time2026-02-20T19:34:44.000Z
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Dorman M39646 Master Brake Cylinder for 88-94 Chevy GMC K1500 C1500 K2500 C2500 Specs
TypeMaster Cylinder
Items IncludedMaster Cylinder Cap
OE/OEM Part NumberM39646
Manufacturer WarrantyLifetime
Interchange Part Number18013977::18060086::4746392
BrandDorman
Manufacturer Part NumberM39646
Listing details

Home About Us Policies FAQ Contact Us Warranty AC-Heater-Ventilation Air Bags & Seat Belts Air Intake & Fuel Delivery Alternator Audio-Radio-CD Players Brakes-ABS Bumpers Dash & Consoles Doors, Windows & Glass Electrical & Switches Engine Exhaust & Emissions Exterior Fenders Grille Hoods Interior & Trim Lighting Mirrors Radiators, Fans & Cooling Roof & Sun Roof Suspension & Drive Train Tires-Wheels-Rims Transmission Trunk Lid Turbos/Superchargers Other Add Parts Link Enterprises to your Favorites and receive our email newsletters about new items and special promotions! Dorman M39646 Master Brake Cylinder for 88-94 Chevy GMC K1500 C1500 K2500 C2500 Description This brake master cylinder is precision-engineered to match the design, function, and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement. Precise replacement - cylinder housing is constructed to match the casting material of the original part and ensure similar performance Durable design - all rubber components are made of high-quality EPDM compound for resistance to glycol-based brake fluid 100% new - made entirely of new materials, not remanufactured, to ensure highest quality and safety Strict

specifications - made to meet rigorous SAE International standards Product Specifications Master Cylinder Bore Diameter: 1.125 in; 1.578 in Master Cylinder Material: Aluminum Mounting Hardware Included: No Number of Outlets: 2 Package Contents: Master Cylinder Package Quantity: 1 Packaging Type: Box Rearward Outlet Size: 1/2 -20 Reservoir Included: Yes Secondary Outlet Thread Diameter: 9/16- 18 Sensor Included: No OE Numbers DIRECT OE CROSS 18013977 GENERAL MOTORS 18060086 GENERAL MOTORS 4746392 CHRYSLER Year Make Model Configuration Positions Application Notes 1994 Chevrolet Blazer GAS Bore: 1.125 In. and 1.5781 In. 1994 Chevrolet C1500 Suburban Bore: 1.125 In. 1994 Chevrolet C2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1994 Chevrolet C2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1994 Chevrolet K1500 Suburban Bore: 1.125 In. 1994 Chevrolet K2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1994 Chevrolet K2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1994 Dodge Ram 1500 Bore: 1.125 In. and 1.5781 In. 1994 GMC C2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1994 GMC C2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1994 GMC K2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1994 GMC K2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1994 GMC Yukon GAS Bore: 1.125 In. and 1.5781 In. 1993 Chevrolet Blazer Bore: 1.125 In. and 1.5781 In. 1993 Chevrolet C1500 GAS Bore: 1.125 In. 1993 Chevrolet C1500 Suburban Bore: 1.125 In. 1993 Chevrolet C2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1993 Chevrolet C2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1993 Chevrolet K1500 GAS Bore: 1.125 In. 1993 Chevrolet K1500 Suburban Bore: 1.125 In. 1993 Chevrolet K2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1993 Chevrolet K2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1993 GMC C1500 GAS Bore: 1.125 In. 1993 GMC C1500 Suburban 11 In. Brakes; w/Vacuum Booster; Stamped-18013977 1993 GMC C2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1993 GMC C2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1993 GMC K1500 GAS Bore: 1.125 In. and 1.5781 In. 1993 GMC K1500 Suburban 11 In. Brakes; w/Vacuum Booster; Stamped-18013977 1993 GMC K2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1993 GMC K2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1993 GMC Yukon Bore: 1.125 In. and 1.5781 In. 1992 Chevrolet Blazer Bore: 1.125 In. and 1.5781 In. 1992 Chevrolet C1500 GAS Bore: 1.125 In. 1992 Chevrolet C1500 Suburban Bore: 1.125 In. 1992 Chevrolet C2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1992 Chevrolet C2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1992 Chevrolet K1500 GAS Bore: 1.125 In. 1992 Chevrolet K1500 Suburban Bore: 1.125 In. 1992 Chevrolet K2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1992 Chevrolet K2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1992 GMC C1500 GAS Bore: 1.125 In. 1992 GMC C1500 Suburban 11 In. Brakes; w/Vacuum Booster; Stamped-18013977 1992 GMC C2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1992 GMC C2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1992 GMC K1500 GAS Bore: 1.125 In. and 1.5781 In. 1992 GMC K1500 Suburban 11 In. Brakes; w/Vacuum Booster; Stamped-18013977 1992 GMC K2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1992 GMC K2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1992 GMC Yukon Bore: 1.125 In. and 1.5781 In. 1991 Chevrolet C1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1991 Chevrolet C2500 Power Brakes 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1991 Chevrolet K1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. 1991 Chevrolet K2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1991 GMC C1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1991 GMC C2500 Power Brakes 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1991 GMC K1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1991 GMC K2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1990 Chevrolet C1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1990 Chevrolet C2500 Power Brakes 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1990 Chevrolet K1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. 1990 Chevrolet K2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1990 GMC C1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1990 GMC C2500 Power Brakes 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1990 GMC K1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1990 GMC K2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1989 Chevrolet C1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1989 Chevrolet C2500 DIESEL Bore: 1.125 In. 1989 Chevrolet C2500 GAS 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1989 Chevrolet K1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. 1989 Chevrolet K2500 GAS 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1989 GMC C1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1989 GMC C2500 DIESEL Bore: 1.125 In. 1989 GMC C2500 GAS 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1989 GMC K1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1989 GMC K2500 GAS 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In. 1988 Chevrolet C1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1988 Chevrolet C2500 DIESEL Bore: 1.125 In. 1988 Chevrolet C2500 GAS Bore: 1.125 In. and 1.5781 In. 1988 Chevrolet K1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. 1988 Chevrolet K2500 GAS Bore: 1.125 In. and 1.5781 In. 1988 GMC C1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1988 GMC C2500 DIESEL Bore: 1.125 In. 1988 GMC C2500 GAS Bore: 1.125 In. and 1.5781 In. 1988 GMC K1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In. 1988 GMC K2500 GAS Bore: 1.125 In. and 1.5781 In. FITMENT YearMakeModelNotes1994ChevroletBlazer GAS Bore: 1.125 In. and 1.5781 In.1994ChevroletC1500 Suburban Bore: 1.125 In.1994ChevroletC2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1994ChevroletC2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1994ChevroletK1500 Suburban Bore: 1.125 In.1994ChevroletK2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1994ChevroletK2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1994DodgeRam 1500 Bore: 1.125 In. and 1.5781 In.1994GMCC2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1994GMCC2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1994GMCK2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1994GMCK2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1994GMCYukon GAS Bore: 1.125 In. and 1.5781 In.1993ChevroletBlazer Bore: 1.125 In. and 1.5781 In.1993ChevroletC1500 GAS Bore: 1.125 In.1993ChevroletC1500 Suburban Bore: 1.125 In.1993ChevroletC2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1993ChevroletC2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1993ChevroletK1500 GAS Bore: 1.125 In.1993ChevroletK1500 Suburban Bore: 1.125 In.1993ChevroletK2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1993ChevroletK2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1993GMCC1500 GAS Bore: 1.125 In.1993GMCC1500 Suburban 11 In. Brakes; w/Vacuum Booster; Stamped-180139771993GMCC2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1993GMCC2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1993GMCK1500 GAS Bore: 1.125 In. and 1.5781 In.1993GMCK1500 Suburban 11 In. Brakes; w/Vacuum Booster; Stamped-180139771993GMCK2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1993GMCK2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1993GMCYukon Bore: 1.125 In. and 1.5781 In.1992ChevroletBlazer Bore: 1.125 In. and 1.5781 In.1992ChevroletC1500 GAS Bore: 1.125 In.1992ChevroletC1500 Suburban Bore: 1.125 In.1992ChevroletC2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1992ChevroletC2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1992ChevroletK1500 GAS Bore: 1.125 In.1992ChevroletK1500 Suburban Bore: 1.125 In.1992ChevroletK2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1992ChevroletK2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1992GMCC1500 GAS Bore: 1.125 In.1992GMCC1500 Suburban 11 In. Brakes; w/Vacuum Booster; Stamped-180139771992GMCC2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1992GMCC2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1992GMCK1500 GAS Bore: 1.125 In. and 1.5781 In.1992GMCK1500 Suburban 11 In. Brakes; w/Vacuum Booster; Stamped-180139771992GMCK2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1992GMCK2500 Suburban 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1992GMCYukon Bore: 1.125 In. and 1.5781 In.1991ChevroletC1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1991ChevroletC2500 Power Brakes 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1991ChevroletK1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In.1991ChevroletK2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1991GMCC1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1991GMCC2500 Power Brakes 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1991GMCK1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1991GMCK2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1990ChevroletC1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1990ChevroletC2500 Power Brakes 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1990ChevroletK1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In.1990ChevroletK2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1990GMCC1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1990GMCC2500 Power Brakes 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1990GMCK1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1990GMCK2500 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1989ChevroletC1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1989ChevroletC2500 DIESEL Bore: 1.125 In.1989ChevroletC2500 GAS 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1989ChevroletK1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In.1989ChevroletK2500 GAS 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1989GMCC1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1989GMCC2500 DIESEL Bore: 1.125 In.1989GMCC2500 GAS 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1989GMCK1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1989GMCK2500 GAS 7,200 Lb. GVW; Bore: 1.125 In. and 1.5781 In.1988ChevroletC1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1988ChevroletC2500 DIESEL Bore: 1.125 In.1988ChevroletC2500 GAS Bore: 1.125 In. and 1.5781 In.1988ChevroletK1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In.1988ChevroletK2500 GAS Bore: 1.125 In. and 1.5781 In.1988GMCC1500 Power Brakes; GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1988GMCC2500 DIESEL Bore: 1.125 In.1988GMCC2500 GAS Bore: 1.125 In. and 1.5781 In.1988GMCK1500 GAS w/Heavy Duty Suspension; Bore: 1.125 In. and 1.5781 In.1988GMCK2500 GAS Bore: 1.125 In. and 1.5781 In. 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