235SM Coupling

This crown-shaped shelf mount coupling is the king of the medium duty swivel-style couplings. The NEW 235SM swivel coupling is equipped with a urethane bushing to help absorb impact and dampen vibrations providing a smoother ride. Premier Manufacturing’s new 235SM series also offers a 60,000 lbs. maximum gross trailer weight and 20,000 lbs. latch capacity.



Model #Part#Description
235SM10005658235SM Coupling


Maximum Gross Trailer Weight60.000 lbs. (27,215 kg)
Maximum Tongue Weight12,000 lbs. (5,433 kg)
Ultimate Latch Capacity20,000 lbs. (9,071 kg)
Maximum Eye X-Section1 11/16 in. (43 mm)
Minimum Eye Opening2 1/8 in. (54 mm)
Model Weight48.1 lbs (21.8 kg)
  • Custom Truck Accessories

    Bolt Kits

    Premier’s individually packaged Bolt Kits make the hardware selection for your Coupling and/or Drawbar Eye fast and easy. All kits (except 159** & 511**) use coarse threaded Grade-8 fasteners and Grade-C crimp style locknuts, for a strong and secure mounting system.  You can access the Installation, Inspection, Operation, and Maintenance guides which contain important information on each of our …

  • Custom Truck Accessories

    Wear Gages

    <span data-sheets-value="{"1":2,"2":"To determine wear limits, Premier Manufacturing created wear gages that help judge the useful life of couplings, pintle hitches, and drawbar eyes. Available as a complete kit or individually, these gages are easy to use and are a must for maintenance managers and safety personnel.\nIn accordance with Premier Manufacturing and the Federal Motor Carrier Safety Regulations, these were ...