The First Name in Quality Couplings


Connect with us on LinkedIn. Join the network of industry leaders.

For Assistance:

We are available to answer your call. Phone us during our office hours of 7am-4pm (PST) and our courteous receptionist will direct your call.

440 / 440A Hinge Assembly

Accepts 3 in. (76 mm) standard channel or square tubing.
448 Rubber Bushings standard, 448A Poly optional (440A).


440 Pair of 440 Hinges with 448 Rubber Bushings.
440A Pair of 440 Hinges with 448A Poly Bushings.
Parts included with each hinge: 351 Bolt & Nut (2), 424L/424R Housing, 441 Bracket, *442 Pin, 445 Adjustable Shoe, 447 Bolt (2), 448 Bushing (2), 653 Snap Ring (2).
*442 Pin includes: 653 (2).


Max. Gross Trailer Weight (pair): 100,000 lbs. (45,359 kg)
Unit Weight (pair): 53.2 lbs. (24.1 kg)

Warning: For any changes that you might make please refer to our technical documents.