Hydroboost Brake Boosters

Engineered for high-pressure vocational demands, backed by four decades of hands-on diesel shop expertise.

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The Bexar Pro Advantage

Since 1985, our facility has specialized in the complexity of heavy-duty hydraulic braking. We don’t just supply parts; we solve failures. Every **Bexar Pro Hydroboost** is vetted by technicians who understand the rigorous demands of vocational fleets. We ensure your Ford, GMC, or Industrial chassis maintains maximum clamping force and failsafe reliability.

Failure Symptoms

  • Hard brake pedal (Loss of power assist)
  • Brake pedal slow to return after release
  • Fluid leaking between master cylinder and booster
  • Power steering pump noise when braking

Technical Context

Hydroboost systems utilize hydraulic pressure from the power steering pump rather than engine vacuum. This provides significantly higher line pressure—critical for diesel engines, heavy towing, and vocational equipment that cannot produce sufficient vacuum for traditional boosters.

Shop Support

Proper installation requires a full system flush. Contaminated fluid is the #1 cause of booster failure.


Troubleshooting Guide →

“In our shop experience, 90% of Hydroboost failures are avoidable through proper system hygiene. When you choose a Bexar Pro unit, you are receiving a component tested to vocational standards by experts who have been in the trenches of heavy-duty braking since 1985.”