Bexar Pro BP7257 hydroboost brake booster for 1982-1995 Chevrolet P30 and GMC P3500.

Close-up of 10 x 1.25mm mounting studs and hydraulic ports on BP7257 booster.

Professional technician performing a hydraulic pressure test on a P30 step van hydroboost.

1982-1995 Chevy P30 & GMC P3500 Hydroboost Brake Booster | BP7257

Name: 1982-1995 Chevy P30 &amp; GMC P3500 Hydroboost Brake Booster | BP7257
Brand: Bexar Pro Componets
SKU: 59053
Price: 367.00 USD
Availability: OutOfStock

$367.00

Fitment Lookup:

Out of stock

Category: Hydroboost Brake Boosters BPC Brand: Bexar Pro Componets

Description
Additional information

Bexar Pro Hydroboost | 1982-1995 Chevy P30 & GMC P3500

SKU: BP7257

Bexar Pro Components Grade
Special Order: Ships in 3-5 Business Days

ROD Code 71236

“Vocational-grade hydraulic assist for high-cycle delivery fleets and heavy motorhome chassis.”

Restore professional stopping power to your P-chassis vocational vehicle with the **Bexar Pro Hydroboost**. Specifically engineered for the **1982-1995 Chevrolet P30** and **GMC P3500** step vans and motorhome chassis, this unit is built to withstand the rigorous demands of heavy-payload braking. By utilizing the power steering pump for hydraulic assist, it provides consistent line pressure far exceeding traditional vacuum systems. Every unit is reverse-engineered to identify and upgrade design weaknesses, featuring 100% O.E. quality internal components for long-term durability.

Specification	Detail
Booster Type	Hydraulic (Power Steering Powered)
Housing Diameter	3.68 Inches
Housing Material	Cast Iron
Stud Thread Size	10 x 1.25mm
Internal Components	100% New O.E. Grade Seals & Valves

?️ Professional Installation & Field Note

Based on our shop experience specializing in heavy-duty brakes since 1985:

P-Chassis Duty Cycles: Step vans used in delivery routes see hundreds of brake applications daily. Our exclusive rust-prohibitive finishing process protects the iron housing from road salt and moisture common in vocational use.
Hydraulic Cleanliness: A contaminated power steering system is the #1 cause of booster seal failure. We strongly recommend a total system flush before installing this unit to prevent old grit from scoring the new 100% O.E. quality seals.
Output Rod Adjustment: This unit features pre-adjusted master cylinder output rods (where applicable) to reduce shop labor and ensure immediate, correct pedal travel.

Installation & Troubleshooting Guide →