Stephen Wotherspoon

Company Owner
Steve Wotherspoon is the owner of Couplemate Trailer Parts Pty Ltd. Since 2004, Steve has helped bridge the large information deficit in the trailer, caravan, and towing industry by sharing his wealth of experience and expertise. His background as a qualified electrician shaped his technical-minded and safety-first approach to all things that tow. As a caravanning and boating lover himself, Steve wants all Australians to be able to enjoy safe and stress-free travels.

Qualifications:

  • Master electric craftsman
  • Electrical fitter mechanic

Areas of Expertise:

  • General towing
  • Road & highway safety
  • Trailer/caravan braking systems
What is my Wheel P.C.D.?

What is my Wheel P.C.D.?

“I have no idea what PCD is nor do I know how to calculate it?” is an answer we hear frequently from customers. Technically, Pitch Circle Diameter (PCD) is the diameter of the circle that passes through the centre of the wheel studs, wheel bolts or wheel rim holes.

How to Measure Rim and Tyre Backspace

How to Measure Rim and Tyre Backspace

How to Measure Rim and Tyre Backspace Measuring the backspace for a trailer wheel, also known as the wheel offset, is essential when selecting wheels and tyres to ensure proper fitment. The backspace refers to the distance between the wheel’s mounting surface and the back edge. Here’s how you can measure the backspace for trailer […]

Loose Axle U-Bolts cause Highway Havoc

Loose Axle U-Bolts cause Highway Havoc

Loose axle U-bolts causes highway havoc for unsuspecting caravaners. The reality of not checking your rig before heading on your family holiday can easily become a nightmare.

Today’s article has been generated from yet another unsuspecting driver who forgot to re-tighten u-bolts after the first 300 kilometres from new.