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What are Torsion Axles for Trailers?

Torsion axles are advanced trailer suspension systems that use rubber cords encased in a square tube to provide independent wheel movement. Unlike traditional leaf spring systems that rely on stacked steel plates, torsion axles use a twisting motion where an inner bar compresses the rubber inserts to absorb road shocks and vibrations. This design acts like a built-in shock absorber for each wheel, resulting in a smoother, quieter ride and improved load distribution.

Key features and benefits of torsion axles include:

Independent Suspension: Each wheel operates independently, which enhances stability and prevents trailer sway by maintaining better contact with the road.

Progressive Resistance: The rubber components provide increasing resistance as the load weight increases, making them suitable for capacities ranging from 600 lbs to 15,000 lbs.

Low Maintenance: These systems have no metal-to-metal contact and do not require regular greasing or lubrication, unlike leaf springs.

Durability: The design is resistant to corrosion and offers superior fatigue resistance, which contributes to a longer lifespan for the trailer frame and components.

Torsion axles are particularly well-suited for cargo, RV, horse, and utility trailers where protecting the contents from jarring movements is a priority.

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