The Dorman - First Stop Brake Master Cylinder (part number M39952) is a direct-fit replacement for 1991-1992 Buick, Chevrolet, and Oldsmobile vehicles.
Features:
- 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
- Strict specifications - made to meet rigorous SAE International standards
Specifications:
| Contenidos del paquete | Cilindro maestro |
| Diámetro de rosca de salida secundario | M12 x 1.0 |
| Espacio de la rosca de salida primaria | 1 mm |
| Number of Outlets | 2 |
| Primary Outlet Thread Pitch | 1 mm |
| Rearward Outlet Size | M11 x 1.5 |
| Secondary Outlet Thread Diameter | M12 X 1.0 |
| Tamaño de la salida trasera | M11 x 1.5 |
Fits: 1991-1992 Buick, Chevrolet, and Oldsmobile models including Commercial Chassis, Roadmaster, Caprice, Custom Cruiser. Confirm your year, make, model, and engine before ordering.
Fitment Notes: Bore: 28.6 mm and 40 mm
Interchanges With: General Motors 18060110, General Motors 18015379, Alltech Automotive 100-2295, ACDelco 18M505, ACDelco 174-656, Bendix 12424, MPA NM2557, Centric Parts 130.62081 and 11 more
