10t Gooseneck AutoLock Coupling 58.8kN

$991.95 inc GST

Engineered for Quality

Out of stock

SKU: CM520 Category: Tags: ,

10t Gooseneck Horsefloat Coupling, D-Value 58.8kN, V-Value 40kN

10t Gooseneck Autolock Coupling to suit trailers or Motorhomes - ADR Approved. Rustproofing ElectroGal for longer life. CRN 47029

The Couplemate Autolock coupling D-Value and V-Value is the largest of any competitive product in Australia.

Important: Select the correct pintle hooks from our D-Value sheet. Example, match the kN from the Coupling to correctly match the vehicle and trailer.

10t tow ball

10t x 75mm Goose Neck Tow Ball - Click the image to Purchase

Coated with a chrome Black ElectroGal® for longer life and improved aesthetics,

  • CM520
  • CRN 47029 (registration number)
  • D-Value 58kN
  • V-Value 40kN (heavy-duty)
  • Tested and Rated to 10,000kg

S-Value or the static vertical ‘Coupling’ load (kN) = 9.81 x S where:  S = ‘ATM’ - ‘GTM’ (tonnes).


The photo you see on this product were taken from our test rig after the product was tested for 2,000,000 cycles.

  • Tube wall thickness 7mm
  • OD 89mm
  • ID 75mm
  • Products were preheated before welding.

This chart will help you to calculate D-Value for your rig.

5th wheel couplings or the gooseneck horse-float coupling is ideal for mobile homes, horse floats and caravans over 4.5t. This coupling operates via a tow ball cm298 (Not Included) inserted in or on the bed of a pickup or similar truck of suitable capacity.

The tow ball is 3-inch diameter with a 2-inch shank.

Important Note

The CM520 10t gooseneck autolock horse-float coupling can only be matched with the CM298 3" tow ball. 

10t tow ball collar

10t Tow Ball Collar - Click the image to Purchase

On occasions tow balls require reinforcement. We can provide a ring base to fit onto the tow ball.

The ring to the left is approximately 120mm wide and is 37mm in height.

The tow ball collar is designed to strengthen the plate between chassis rails by spreading the load across a greater surface area.

The CRN for this Approved gooseneck horse-float coupling is 47029.

Important Notice

When purchasing from Couplemate Trailer Parts, your CRN identification number for this gooseneck horse-float coupling is located on your Invoice. The CRN on the approval letter will be the same CRN on your Invoice.

Show vehicle inspectors the invoice during inspections of your trailer or vehicle if required.

Furthermore, a CRN is required when a gooseneck horse-float coupling on new vehicles or trailers for use on public roads.

Regulations for Towing and Accessories over 4.5t

Additional information

Weight 9.3 kg
Dimensions 20 × 20 × 20 cm


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