Dorman M21698 Master Cylinder
Regular price
$120.12
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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 |
|---|---|---|---|---|---|
| 1959 | GMC | 300 | w/Drum Brakes; Bore: 1.25 In.; 9.50 In. Booster; Exc. S Series; w/Power Brakes | ||
| 1959 | GMC | 370 | w/Drum Brakes; Bore: 1.25 In.; Exc. F-Forward Control | ||
| 1958 | GMC | 300 | w/Drum Brakes; Bore: 1.25 In.; 9.50 In. Booster; Exc. S Series; w/Power Brakes | ||
| 1958 | GMC | 370 | w/Drum Brakes; Bore: 1.25 In.; Exc. F-Forward Control | ||
| 1957 | GMC | 300 | w/Drum Brakes; Bore: 1.25 In.; w/Power Brakes | ||
| 1957 | GMC | 370 | w/Drum Brakes; Bore: 1.25 In. | ||
| 1956 | GMC | 300 | w/Drum Brakes; Bore: 1.25 In.; w/Power Brakes | ||
| 1956 | GMC | 370 | w/Drum Brakes; Bore: 1.25 In. | ||
| 1955 | Chevrolet | B60 | w/Drum Brakes; 2nd Design; Bore: 1.25 In.; Exc. Heavy Duty Booster | ||
| 1955 | Chevrolet | N4100 | w/Drum Brakes; 2nd Design; Bore: 1.25 In.; w/Manual Brakes; Exc. Heavy Duty Booster | ||
| 1955 | Chevrolet | W6400 | w/Drum Brakes; 2nd Design; Bore: 1.25 In.; Exc. Heavy Duty Booster | ||
| 1955 | Chevrolet | X6500 | w/Drum Brakes; 2nd Design; Bore: 1.25 In.; Exc. Heavy Duty Booster | ||
| 1955 | Chevrolet | Y6700 | w/Drum Brakes; 2nd Design; Bore: 1.25 In.; Exc. Heavy Duty Booster | ||
| 1955 | Chevrolet | Z6800 | w/Drum Brakes; 2nd Design; Bore: 1.25 In.; Exc. Heavy Duty Booster | ||
| 1955 | GMC | 300 | w/Drum Brakes; Bore: 1.25 In.; w/Power Brakes | ||
| 1955 | GMC | 370 | w/Drum Brakes; Bore: 1.25 In. |
Product Specifications
| Master Cylinder Bore Diameter: | 1.25 in |
|---|---|
| Master Cylinder Material: | Cast Iron |
| Mounting Hardware Included: | No |
| Number of Outlets: | 1 |
| Package Contents: | Master Cylinder |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Rearward Outlet Size: | 7/16-24 |
| Reservoir Included: | Yes |
| Sensor Included: | No |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 2621177 | GENERAL MOTORS |
| 5454494 | GENERAL MOTORS |
| 5459980 | GENERAL MOTORS |