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Hydromax Brake Boosters

Professional Hydromax Brake Solutions

When vacuum assist is insufficient, ABC Dynamics provides the high-pressure stopping power required for commercial fleets and heavy industrial equipment. We specialize in complete Hydromax (Hydro-Boost) boosters engineered for maximum safety and reliability.

Find Your Precise Match:

Casting Number Support: Direct replacements for industry standards 2772114 and 0204745907.
Application Specific: Precision fits for GMC Topkick, Chevy Kodiak, Ford F650/F750, Hino, and Isuzu.
Rod Identification: Specialized configurations including Rod Code 72734 and various threaded or forked options.

At ABC Dynamics, every unit is quality-tested to meet the rigorous demands of both automotive transport and industrial vocational chassis. Power braking perfected. Ensure your heavy vehicle stops reliably with our expert-verified components.

Pair of premium Oval O-ring seals for Bendix Hydromax brake booster pump and motor interface.

Hydromax Brake Boosters

Hydromax Booster Oval Pump O-Rings (Pair) | SKU 277093288

$12.00

Casting #2772114 Hydromax Booster | Multi-Fit GMC, Chevy, International, Ford & Industrial

Hydromax Brake Boosters

Casting #2772114 Hydromax Booster | Multi-Fit RV GMC, Chevy, International, Ford & Industrial

$400.00

12-Volt Hydromax Backup Pump Motor | Multi-Fit for RV, Industrial & Automotive

Hydromax Brake Boosters

12-Volt Hydromax Backup Pump Motor | Multi-Fit for RV, Industrial & Automotive

$295.00

side view hydrobooster ford 2771371

Out of stock

Hydromax Brake Boosters

Hydromax Brake Booster Casting #2771293 | #2771371 for Ford & Industrial

$489.00

ABC Dynamics Hydromax brake booster for International 4700, 4700LP, and 4700LPX chassis, casting number 2772114.

Hydromax Brake Boosters

Casting #2772114 Hydromax Booster | International 4700, 4700LP, 4700LPX | OEM #2502522C92

$400.00

Hydromax pedal rod grommet SKU 27-190 for brake booster linkage. Photo displays two views of the item for identification; listing is for one individual grommet.

Hydromax Brake Boosters

Hydromax Pedal Rod Grommet | Replacement Retention Bushing | SKU 27-190

$15.00

Remanufactured Hydromax booster for International 4700 4900 casting 2771424 2771819.

Hydromax Brake Boosters

Remanufactured Hydromax Booster Casting #2771424 #2771819 | International

$425.00

NEW Hydromax brake booster casting 2772114 and 0204745907 for International 4300 and 4400 trucks.

Hydromax Brake Boosters

2772114 HYDROMAX BOOSTER 4300 4400 International Freightliner MB55 MT45 MT55

$400.00

Hydromax Flow Switch Adapter SKU 529999 for converting 1-pin legacy boosters Casting 2771293, 2771371, 2771424, and 2771819 to modern 2772114 units.

Hydromax Brake Boosters

Hydromax Flow Switch Adapter

$25.00

Side view of Hydromax Booster 2772114 showing overall unit length and cylinder housing.

Hydromax Brake Boosters

NEW Hydromax Booster Casting #2772114 | Ford F650 F750 Hino 268 338

$450.00

NEW Hydromax brake booster casting 2772114 with long round forked pedal rod for International 3800 school bus.

Hydromax Brake Boosters

NEW Hydromax Booster Casting #2772114 | International Bus 3800, 3900FC

$400.00

Out of stock

Hydromax Brake Boosters

NEW Hydromax Booster Casting #2772114 | 1/2-inch Threaded Rod

$450.00