The Dorman - First Stop Brake Master Cylinder (part number M39580) is a direct-fit replacement for 1985-1990 Buick, Cadillac, Oldsmobile, and Pontiac 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 | M11 x 1.5 |
| Number of Outlets | 4 |
| Rearward Outlet Size | M11 x 1.5 |
| Secondary Outlet Thread Diameter | M11 x 1.5 |
| Tamaño de la salida trasera | M11 x 1.5 |
Fits: 1985-1990 Buick, Cadillac, Oldsmobile, and Pontiac models including Electra, LeSabre, DeVille, Fleetwood, 98, Custom Cruiser, Delta 88, Bonneville. Confirm your year, make, model, and engine before ordering.
Interchanges With: General Motors 18011050, General Motors 18013495, General Motors 18011049, General Motors 18011054, Aimco M900524, Raybestos Brakes MC39565, ACDelco 18M318, Bendix 12187 and 26 more
