Bolt Hole Dimensions


OzHitch offers 3 different bolt hole patterns:

  • 4 Bolt Hole Pattern (Standard)
  • 4 Bolt Hole Pattern (Wide)
  • 6 Bolt Hole Pattern
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OzHitch 2000kg – 4 Bolt

Item Code: OZHITCH-OR-G-4H
Bolt Holes: 184mm x 54mm (Hole Centres)
Coupling Bolt Torque: 90Nm.
Bolts Required: We recommend using 4x ½” x 4″ UNC grade 8.8 bolts with nyloc nuts; however, the bolt length may vary depending on the thickness of your drawbar plate and specific installation requirements.

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OzHitch Off-Road Coupling - 2000kg - Override Brakes (6 Bolt)

OzHitch 2000kg – 6 Bolt

Item Code: OZHITCH-OR-G-6H
Bolt Holes: 184mm x 54mm (Hole Centres)
Extra Centre Holes: 76mm (Hole Centres)
Coupling Bolt Torque: 90Nm.
Bolts Required: We recommend using 6x ½” x 4″ UNC grade 8.8 bolts with nyloc nuts; however, the bolt length may vary depending on the thickness of your drawbar plate and specific installation requirements.

6-HOLE-PLATE
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OzHitch Off-Road Coupling - 2500kg - Electric Brakes (4 Bolt)

OzHitch 2500kg – 4 Bolt

Item Code: OZHITCH2.5G-4H
Bolt Holes: 104mm x 76mm (Hole Centres)
Coupling Bolt Torque: 90Nm.
Bolts Required: We recommend using 4x ½” x 2″ UNC grade 8.8 bolts with nyloc nuts; however, the bolt length may vary depending on the thickness of your drawbar plate and specific installation requirements.

4-HOLE-WIDE-PLATE
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OzHitch 3500kg – 4 Bolt

Item Code: OZHITCH3.5G-4H
Bolt Holes: 184mm x 54mm (Hole Centres)
Coupling Bolt Torque: 90Nm.
Bolts Required: We recommend using 4x ½” x 4″ UNC grade 8.8 bolts with nyloc nuts; however, the bolt length may vary depending on the thickness of your drawbar plate and specific installation requirements.

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OzHitch Off-Road Coupling - 3500kg - Electric Brakes (6 Bolt)

OzHitch 3500kg – 6 Bolt

Item Code: OZHITCH3.5G-6H
Bolt Holes: 184mm x 54mm (Hole Centres)
Extra Centre Holes: 76mm (Hole Centres)
Coupling Bolt Torque: 90Nm.
Bolts Required: We recommend using 6x ½” x 2″ UNC grade 8.8 bolts with nyloc nuts; however, the bolt length may vary depending on the thickness of your drawbar plate and specific installation requirements.

6-HOLE-PLATE
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Need Assistance? Contact Us!

If you have any questions or need further assistance, feel free to call us on (08) 8260 2277 or Contact Us here. We’re here to help ensure your OzHitch coupling is always performing at its best.

For more installation resources and tips, visit our Resources Page.