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What are Tow Bar & Towing Electrics?

For a bike rack, small trailer, or towing a car behind a larger motorhome.

TOW BARChassis-mounted A-frame with a 50 mm ball.50 mm ball · 100 kg noseweightBall hitch takes the trailer

Simplified animation — not to scale.

In plain English

A tow bar bolts to the chassis and typically carries a 13-pin electrical socket, letting you tow a trailer, bike rack or, on larger motorhomes, a small car — with the towed vehicle's lights properly wired to your own.

How it works

The socket relays indicator, brake and tail light signals from the van's own wiring loom to whatever's being towed, usually via a dedicated towing electronics module.

Signs of trouble

  • Trailer or rack lights not working — check the socket pins for corrosion first
  • Clicking or knocking noise while towing — get the tow bar mounting checked
  • Warning light for a trailer fault on the dash (where fitted)
Rough UK cost

£300 – £700 fitted for a tow bar and electrics.

Ballpark only — depends on your van, converter and local labour rates.

Heads up: CamperAutonomy is for general guidance only. Anything gas-related must be signed off by a Gas Safe engineer with LPG endorsement.

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