Product Brochure

Fifthwheel Coupler Product Brochure

Service Manual

Fifthwheel Coupler Service Manual


Equipped with heavy duty rubber bushes, the TMC 2" SAE Pressed Steel Fifthwheel Coupler is designed to operate under the most harduous conditions. The only single grease point supplied to top plate, plunger and neck of kingpin ensures that the grease is well supplied to the entire of the compartment of the coupler.

The secure automatic locking mechanism will ensures that the coupler is well locked at any critical time. With the assistance of Finite Elements Analysis and many years of operational experience, this fifthwheel has proven to be durable giving safe operation with easy maintenance characteristics.


  • Replaceable horseshoe ring
  • Positive action - No half coupling
  • Secure automatic locking
  • Heavy duty rubber bushes
  • Wear adjustment by external screw
  • No kingpin seizures
  • Low maintenance
  • One single grease point


  • Vertical Load 25,000 kg
  • G.C.W. 65,000 kg
  • Weight ~ 120 kg
  • D-VALUE 152kN
  • Mounting Std 173 mm
As TMC's policy is one of continuous development. We therefore reserve the right to change or modify the specifications without prior notification.