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374980X | Single Piston Hydrovac (IHC/GMC/Ford) 51-8056
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2513492X | Hydrovac (IHC) 575275C91
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374980 | *New* Single Piston Hydrovac (IHC/GMC/Ford) 51-8056
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374000 | *New*Single Piston Hydrovac (Dodge/IHC/Ford/GMC) 51-8028
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C472X | Midland Single Hydrovac (Trailer Brakes) C-3388
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C464X | Midland Single Hydrovac (GMC/Dodge) C3389
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2770255X | 1-3/4" Hydromax Center Mount (Ford) 2771371, 2771293
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374750 | *New* Single Piston Hydrovac (IHC/GMC) 51-8091
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2512065X | Hydrovac (GMC) 51-8000
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2510401X | Tandem Hydrovac (GMC) 51-8009
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2771494X | Hydromax Brake Booster Motor Pump (Lead Wire IHC) 52-9001M
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2772184X | 1-3/4" Hydromax (GMC, Thomas School Bus) 2772114, 52-9803
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2772181X | 2" Hydromax (GMC, IHC, CHEVY) 2772114, 52-9925
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2770454X | 2" Hydromax Offset Mount (IHC) 2771424, 2771819
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2772729X | Hydromax Brake Booster Motor Pump (2 Wire) W8006042, HYL5008
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C479X | Midland Single Hydrovac (Trailer Brakes) C3389
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2513494X | Hydrovac (IHC) 575277C91
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2512142X | Tandem Hydrovac (Ford) D5HA2005AB
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2512076X | Hydrovac (IHC) 51-8054, 277082C92
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2771544X | Hydromax Brake Booster Motor Pump (Stud Mount Ford/IHC/GMC) 52-9000M
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Hydrovacs & Hydromax
Fleet Products stocks hydrovac brake boosters engineered to provide hydraulic power assist and Hydromax brake boosters for medium and heavy-duty vehicles. These vacuum-assisted and hydraulic booster systems multiply pedal effort to increase hydraulic brake line pressure, ensuring easier, more effective stopping power. Commonly used on school buses and medium-duty trucks, Hydromax boosters include master cylinders and electric backup pumps for fail-safe operation. Built to OEM standards, they deliver long-lasting performance, safety, and reliability for fleets that demand consistent braking in daily operations.