Fifth wheel couplings

Fifth wheel couplings (standard)

JOST’s fifth wheel couplings are built to deliver the reliability and durability essential for heavy-duty transport across a wide range of applications. Whether you're hauling general freight, operating tippers, hard siders, road trains, or tankers, these couplings are designed to keep your operations running smoothly. 

They are engineered to reduce the risk of accidents and ensure secure connections, providing peace of mind on the road. With low-maintenance requirements, these couplings help minimise downtime while maximising efficiency, ensuring vehicles stay operational for longer periods. 

Constructed from premium materials, JOST couplings are known for their durability, even in New Zealand's most challenging environments. When properly maintained and serviced, they offer an extremely reliable solution that supports the demands of heavy-duty transport.

  • Cost efficiency: JOST’s low-maintenance top plates and Lubetronic units reduce maintenance needs, delivering long-term cost savings and operational efficiency.
  • Sensor technology: JOST’s sensor technology enables real-time monitoring, reducing manual inspections and improving preventative maintenance.
  • Durability in tough environments: Designed for New Zealand’s harsh conditions, JOST couplings provide reliable performance even in the most challenging environments.
  • Customisation options: JOST couplings offer various mounting heights and configurations to suit your specific transport needs.
  • Compliance and safety assurance: Meeting international safety standards, JOST couplings simplify compliance and ensure regulatory peace of mind.

JOST standard coupling range

  • Available in cushion and pin type foot mounting
  • Standard versions or eco-friendly low maintenance top plate
  • Secondary locking mechanism with visual safety latch
  • Various mounting heights available
  • Available with sensor technology

JSK37 C / CW Fifth Wheel

  • Cushion type pedestals
  • Standard versions or eco-friendly low maintenance top plate
  • Secondary locking mechanism with visual safety latch
  • Various mounting heights available
  • Available with sensor technology
  • Lubetronic unit supplied as standard for JSK 37CW

JSK37 E / EW Fifth Wheel

  • Pin type foot mounting
  • Standard versions or eco-friendly low maintenance top plate
  • Secondary locking mechanism with visual safety latch
  • Various mounting heights available

JSK37CX Fifth Wheel

  • Sturdy plate with central relief to prevent load concentration
  • Heavy-duty design for tough conditions
  • Reinforced pedestals secured by 6 bolts
  • Quick lock jaw and wear ring replacement without removal

JSK42 Fifth Wheel

  • Available in maintenance free slide bearing
  • Standard versions or eco-friendly low maintenance top plate
  • Available with sensor technology
  • Lubetronic unit supplied as standard for JSK42-W

JSK26 Fifth Wheel

  • Compact 2” fifth wheel coupling
  • Robust pressed steel design
  • Low mounting height