New Hydromax booster 2772114 for industrial equipment and commercial truck fleets.

New Hydromax booster for Isuzu HTR HVR HXR medium duty trucks.

Close-up of Hydromax pedal rod showing Rod Code 72734 for GMC and Isuzu trucks.

Rear view of Hydromax Booster 2772114 showing the flow switch port and mounting studs.

New oval O-rings included for Hydromax backup pump motor seal.

Casting number 2772114 and 0204745907 on Hydromax booster housing.

New Hydromax Booster for GMC C4500 C5500 Topkick and Chevy Kodiak Casting 2772114.

NEW Hydromax Booster Casting #2772114 | Rod Code 72734 | GMC Chevy Isuzu

Name: NEW Hydromax Booster Casting #2772114 | Rod Code 72734 | GMC Chevy Isuzu
Brand: abc dynamics
SKU: 52740249
Availability: InStock

$400.00

SKU: 52740249 Categories: Hydromax Brake Boosters, VIEW ALL PRODUCTS Brand: abc dynamics

NEW Silver Hydromax Booster | Casting #2772114 | Rod Code 72734

SKU: 52740249

GMC Topkick & Chevy Kodiak Specialist

ABC Dynamics: Engineering Reliable Braking Solutions for Medium-Duty Fleets.

Restore your vehicle’s braking power with this brand new Silver Hydromax Brake Booster. This direct replacement unit is specifically engineered for GMC, Chevy, and Isuzu medium-duty trucks that utilize the flat end pedal rod (Code 72734).

Built for the rigorous demands of commercial transport and industrial equipment, this booster ensures consistent hydraulic pressure and driver safety across your entire fleet.

Technical Specifications

Spec Identifier	Detail	Application Note
Condition	NEW	Non-remanufactured, factory-fresh hardware.
Finish	Premium Silver	High-durability silver exterior finish.
Casting Numbers	2772114 / 0204745907	Cross-ref for GM #19168854 & GM #19286731.
Pedal Rod Code	72734 (Flat End)	Pre-installed; essential for Topkick/Kodiak linkage.
Sealing Hardware	Oval O-Rings Included	Ensures high-pressure seal for the backup motor.

Verified Vehicle Applications

GMC & Chevrolet

C4500, C5500 Series
C6500, C7500 Series
Topkick & Kodiak Models
OEM Interchange: 19168854, 19286731

Isuzu & Industrial

Isuzu HTR, HVR, HXR Series
Commercial Vocational Chassis
Heavy-Duty Industrial Equipment

⚠ Critical Installation Information

Hardware Note: New oval O-rings for the pump motor are included. Some original mounting studs or nuts may need to be reused during installation.
Core Refund: Return your old, like-for-like core within 90 days to receive a $50.00 refund.
Compatibility Check: Verify that your original pedal rod matches Code 72734 prior to installation to ensure 100% linkage alignment.