Multiquip EE43634 Hydraulic Actuator 12500 Lbs Primed Adjustable Channel

The Multiquip EE43634 Hydraulic Actuator 12500 Lbs Primed Adjustable Channel is a genuine OEM component designed for Multiquip trailer models including TRLR45H, TRLR45E, TRLR502XFH, TRLR502XFE, TRLRSG1600XFH, and TRLRSG1600XFE. As a direct OEM replacement sourced through Multiquip's authorized parts program, the part meets the original design and material standards specified for these trailer applications. The adjustable channel configuration allows the actuator to be properly positioned during installation, ensuring the hydraulic braking system operates as intended. If you need to verify compatibility with your specific trailer model, confirm your model code against the fitment list before ordering.

Key Features

• Genuine OEM Hydraulic Rating: — Rated at 12,500 lbs, matching the original actuator specification for Multiquip trailer braking systems — no guesswork on load capacity.
• Primed Finish for Field Readiness: — Arrives with a factory-applied primer coat, protecting the actuator body from surface corrosion and preparing it for a finish coat to match your trailer.
• Adjustable Channel Mount: — The adjustable channel design accommodates proper positioning on the trailer tongue, allowing a straight, secure installation without fabrication or custom modification.
• Broad Trailer Fitment: — Confirmed fit for Multiquip trailer models TRLR45H, TRLR45E, TRLR502XFH, TRLR502XFE, TRLRSG1600XFH, and TRLRSG1600XFE, as well as Multiquip double-axle trailer configurations.
• Braking System Integrity: — A correctly functioning hydraulic actuator transfers deceleration force from the tow vehicle into the trailer's brake system; a worn or failed unit reduces braking response and can compromise towing safety.
• Safety-Critical OEM Sourcing: — As a primary component in the trailer's surge braking system, using a genuine OEM part ensures the actuator meets the load ratings and travel specs the brake system was engineered around.

A hydraulic trailer actuator is the key interface between the tow vehicle and the trailer's hydraulic brake system. When the tow vehicle decelerates, the trailer's forward momentum compresses the actuator, which in turn pressurizes the brake lines and applies the trailer brakes proportionally — a system commonly referred to as surge braking. When an actuator wears out or develops internal leaks, braking response becomes inconsistent or fails entirely, creating a serious towing hazard. Replacing it with the correct-rated unit, such as the Multiquip EE43634, restores the full braking capacity the trailer was designed to deliver.

For questions about fitment or to confirm this is the correct part for your Multiquip trailer, contact the DHS Equipment parts team before ordering.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.