Designed For Maximum Off-Highway Performance

Link’s TR50-HDT Suspension is specifically engineered for off-highway trailer applications. The suspension is rated up to a 50K capacity with several axle configurations to fit hauling requirements. Haul trucks own the material moving industry, but they’re expensive, need hard surface-maintained roads, and are not suited for distance hauling. Whether you’re taking off overburden, transporting waste, or need to move large material from remote sites to a central processing plant, Link has the trailer suspension for you.

The TR50-HDT trailer suspension was designed to reduce trailer stress, overall weight, and maintenance. The end result is you’ll get maximum performance in the most challenging environments. The 50k capacity rating allows trailer manufacturers to attain a full 150K capacity with a tri-axle configurations. TR50-HDT also provides the highest capacity and range of articulation offered in the air suspension market.

The TR50-HDT suspension was originally designed for tri-axle trailer used in mining and quarry applications. The suspension can also be configured for Super B or two axle configurations if necessary. The model is designed with a 92.8" axle track. Furthermore, the suspension uses 18" x 7" drum brakes with 25" wheel ends for heavy haul applications.


  • A rendering of the TR50_HDT

    Engineered Suspension Features

    The suspension is designed for a 17” ride height with +/- 4” of travel. The maximum axle spread is 60” at a 50K capacity.

  • A rendering of the wheel ends and drum breaks on the TR50-HDT

    Solid Heavy-Duty Trailer Axle

    For superior durability and low maintenance each suspension is fully integrated with a 6” round KGI axle. The 92.8” axle track utilizes 25” wheel ends and 18” drum brakes.

  • Link TR50-HDT Trailer Suspension

    Reduce Trailer Stress

    High volume air springs and heavy-duty shock absorbers aid in damping the trailer over off-highway conditions to reduce vibration and stress on the trailer.

  • A rendering of the 150 Tri-Axle configuration with the TR50-HDT trailer suspension

    150K Tri-Axle Configuration

    The TR50-HDT is engineered as a tri-axle configuration for off-highway mining trailers. The axle configuration is designed to operate up to 65 km per hour over uneven terrain.



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