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Hydrastar Manuals & User Guides

Hydrastar manufactures premium electric over hydraulic brake actuators, torsion axles, and heavy-duty trailer disc brake systems for safe towing.

Tip: include the full model number printed on your Hydrastar label for the best match.

About Hydrastar manuals on Manuals.plus

Hydrastar, a division of Cargo Towing Solutions, specializes in premium trailer braking systems and towing accessories.

Their product lineup includes industry-leading Electric Over Hydraulic (EOH) brake actuators, heavy-duty trailer disc brake kits, torsion axles, and hydraulic drum brakes. Designed for a wide range of towing applications—including horse trailers, car haulers, construction equipment, and boat trailers—Hydrastar products are engineered to deliver DOT-compliant, fast-response braking performance.

Proper installation, bleeding, and regular maintenance of these high-pressure hydraulic systems are essential for road safety, making their comprehensive user manuals and installation guides a critical resource for vehicle owners and professional mechanics.

Hydrastar manuals

Latest manuals from manuals+ curated for this brand.

Hydrastar Hydraulic Disc Trailer Brake Service Manual

Service Manual
Comprehensive service manual for Hydrastar Hydraulic Disc Trailer Brakes, providing detailed instructions on installation, safety precautions, bleeding procedures, preventive maintenance, and warranty information.

Hydrastar support FAQ

Common questions about manuals, registration, and support for this brand.

  • Where can I register my Hydrastar warranty?

    You can register your product warranty online at www.hydrastarusa.com, by emailing warranty@hydrastarusa.com, or by calling 812-655-4544 within 30 days of purchase.

  • What brake fluid should I use in my Hydrastar actuator?

    Always use new, sealed DOT 3 or DOT 4 brake fluid. Do not use old or dirty fluids, and do not overfill the unit.

  • What is the warranty period for Hydrastar brake kits?

    Dacromet brake sets are covered for 3 years, while stainless steel disc brake sets are covered for 6 years against defects in materials or workmanship, provided they are registered within 30 days.

  • What size wire is required for installing a Hydrastar actuator?

    A dedicated 25-40 amp circuit with a minimum of 12-gauge wire is required, though 10-gauge wire is highly recommended to optimize performance.