Casting #2772114 Hydromax Booster | Multi-Fit RV GMC, Chevy, International, Ford & Industrial
SKU: 370062511
Bexar Pro Components Grade
Restore your braking power with this brand new Hydromax brake booster from Bexar Pro Components. Designed specifically for heavy-duty fleet reliability, this unit replaces boosters with Casting #2772114 or #0204745907. It is a multi-fit engineering solution utilized across GMC, Chevy, International, Freightliner, Ford Truck, Hino, Isuzu, and Volvo.This booster is the primary replacement for RV and Motorhome applications, including Fleetwood (Bounder, Southwind), Winnebago/Itasca (Suncruiser, Adventurer), Tiffin (Allegro Open Road), and Holiday Rambler (Vacationer). It is also widely used in John Deere industrial equipment and Motor Graders.
RV & Motorhome Application Search
| Spec Identifier | Detail | Field Note |
|---|---|---|
| Body Casting # | 2772114 / 0204745907 | Check for these numbers stamped on your original unit housing. |
| Application Focus | Multi-Chassis & RV | Fits F-53, Workhorse, and Navistar medium-duty chassis. |
| Installation Type | Component Swap Required | Reuse original rod and motor. New grommet included. |
| Legacy Upgrades | SKU 529999 Required | Required when replacing older 1-pin flow switch variants. |
⚠ Expert Installation & Field Note
Based on our shop experience specializing in heavy-duty brakes since 1985:
- Pedal Rod Reuse: You must reuse your original pedal rod to maintain correct geometry. A new pedal rod grommet and instructions are included for a leak-free seal.
- Hardware Verification: Mounting studs may differ between automotive and industrial applications. You may need to swap and reuse your original studs for a precise fit.
- Flow Switch: If replacing older Casting #2771424, 2771819, 2771293, or 2771371, you MUST purchase SKU 529999 to complete the installation.
Core Return Program
$50 refund for your old core within 90 days. We keep fleets running sustainably.














