A-Premium A-Premium Vacuum Power Brake Booster Without Master Cylinder Compatible with Chevrolet S10 1982-1987, S10 Blazer 1983-1987 & GMC S15 1982-1987, S15 Jimmy 1983-1987

description [Vehicle Fitment-1]: Compatible with Chevrolet S10 1982; Compatible with GMC S15 1982---It comes with Brake Code JM5, without Master Cylinder [Vehicle Fitment-2]: Compatible with Chevrolet S10 1983-1984 L4 1.9L/L4 2.2L/V6 2.8L, S10 1985-1987, S10 Blazer 1983-1984 L4 1.9L/V6 2.8L, S10 Blazer 1984 L4 2.2L, S10 Blazer 1985-1987; Compatible with GMC S15 1983-1984 L4 1.9L/V6 2.8L, S15 1984 L4 2.2L, S15 1985-1987, S15 Jimmy 1983-1984 L4 1.9L/V6 2.8L, S15 Jimmy 1985-1987---It comes with Brake Code JM5, without Master Cylinder; Fit the model with Booster Stamped BK [Reference Number]: The A-Premium Vacuum Power Brake Booster's reference number: 54-71267, 5471267, 18008521, 18010041 [Directly Fit]: OE Replacement Brand New Power Brake Booster Assembly with Installation Hardware. Please enter your vehicle information in the top left corner of listing and check our "Special Note" before ordering. [Superior Quality]: Power Brake Booster are coated with anti-rust coating, which can effectively prolong the lifespan. Premium craftsmanship and materials ensure superior quality and durability, and excellent performance enhances the whole braking system. See more product details