Dorman M39077 Master Cylinder
Regular price
$54.99
Couldn't load pickup availability
Product 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
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 1980 | Checker | Marathon | Power Brakes | Bore: 1.125 In. | |
| 1980 | Chevrolet | G10 | Power Brakes | 11.15 In. x 2.75 In. Rear Brakes; Bore: 1.125 In. | |
| 1980 | Chevrolet | G20 | Power Brakes | Bore: 1.125 In. | |
| 1980 | Chevrolet | P10 | Power Brakes | Bore: 1.125 In. | |
| 1980 | GMC | G1500 | Power Brakes | 11.15 In. x 2.75 In. Rear Brakes; Bore: 1.125 In. | |
| 1980 | GMC | G2500 | Power Brakes | Bore: 1.125 In. | |
| 1980 | GMC | P1500 | Power Brakes | Bore: 1.125 In. | |
| 1979 | Chevrolet | G10 | Power Brakes | 11.15 In. x 2.75 In. Rear Brakes; Bore: 1.125 In. | |
| 1979 | Chevrolet | G20 | Power Brakes | Bore: 1.125 In. | |
| 1979 | Chevrolet | P10 | Power Brakes | Bore: 1.125 In. | |
| 1979 | GMC | G1500 | Power Brakes | 11.15 In. x 2.75 In. Rear Brakes; Bore: 1.125 In. | |
| 1979 | GMC | G2500 | Power Brakes | Bore: 1.125 In. | |
| 1979 | GMC | P1500 | Power Brakes | Bore: 1.125 In. | |
| 1978 | Chevrolet | G10 | Power Brakes | 11.15 In. x 2.75 In. Brakes | |
| 1978 | Chevrolet | G20 | Power Brakes | Bore: 1.125 In. | |
| 1978 | Chevrolet | P10 | Power Brakes | Bore: 1.125 In. | |
| 1978 | GMC | G15 | Power Brakes | 11.15 In. x 2.75 In. Brakes | |
| 1978 | GMC | G25 | Power Brakes | Bore: 1.125 In. | |
| 1978 | GMC | P15 | Power Brakes | Bore: 1.125 In. | |
| 1977 | Chevrolet | G20 | Power Brakes | Bore: 1.125 In. | |
| 1977 | Chevrolet | P10 | Power Brakes | Bore: 1.125 In. | |
| 1977 | GMC | G25 | Power Brakes | Bore: 1.125 In. | |
| 1977 | GMC | P15 | Power Brakes | Bore: 1.125 In. | |
| 1976 | Chevrolet | G20 | Power Brakes | Bore: 1.125 In. | |
| 1976 | Chevrolet | P10 | Power Brakes | Bore: 1.125 In. | |
| 1976 | GMC | G25 | Power Brakes | Bore: 1.125 In. | |
| 1976 | GMC | P15 | Power Brakes | Bore: 1.125 In. | |
| 1975 | Chevrolet | G20 | Power Brakes | Bore: 1.125 In. | |
| 1975 | Chevrolet | P10 | Power Brakes | Bore: 1.125 In. | |
| 1975 | GMC | G25 | Power Brakes | Bore: 1.125 In. | |
| 1975 | GMC | P15 | Power Brakes | Bore: 1.125 In. | |
| 1974 | Chevrolet | G20 Van | Bore: 1.125 In.; w/Power Brakes | ||
| 1974 | Chevrolet | P10 Van | Bore: 1.125 In.; w/Power Brakes | ||
| 1974 | GMC | G25/G2500 Van | Bore: 1.125 In.; w/Power Brakes | ||
| 1974 | GMC | P15/P1500 Van | Bore: 1.125 In.; w/Power Brakes |
Product Specifications
| Master Cylinder Bore Diameter: | 1.125 in |
|---|---|
| Master Cylinder Material: | Cast Iron |
| Mounting Hardware Included: | No |
| Number of Outlets: | 2 |
| Package Contents: | Master Cylinder |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Reservoir Included: | Yes |
| Secondary Outlet Thread Diameter: | 1/2-20 |
| Sensor Included: | No |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 18001007 | GENERAL MOTORS |
| 18002455 | GENERAL MOTORS |
| 18005250 | GENERAL MOTORS |
| 18009462 | GENERAL MOTORS |
| 2621565 | GENERAL MOTORS |