Broken couplings and pintle hooks are a result of jackknife trailer. Jackknifing trailers usually occurs when reversing. The driver is unaware the trailer is approaching jack knife angles.
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
Stretching U-Bolts cause Caravanning Problems
Caravanning problems caused by stretching u-bolts can usually be easily fixed, however, unforeseen issues can have disastrous consequences. An example is the humble u bolt that clamps the spring to the axle. The bond between the spring and the axle prevents catastrophic events at high speed.
Galvanised ElectroGal® Trailer Parts
Galvanised trailer and caravan parts have undergone a quiet revolution. Gone are the hot-dipped galvanising methods that were used in many processes. Hot-dipped galvanising whilst still very popular is being replaced by ElectroGal® or a Mechanical Galvanising process.
How to Auto Calculate Truck D-Value
Calculate D-Value for Truck and Trailer Towing Equipment, online. D-Value is one of the most understood calculations in the truck and trailer industry. We will try and make it easy with a little technology and science.
How to Install Marine Bearing Seal
Grease is applied to seals and bearings for one reason only, to reduce friction. Friction produces heat, excess heat through incorrect installation destroys bearings. Is it true that 40% of all bearings do not live their full engineering life due to bad installation practices?
How to Align Caravan Wheels
If the tandem wheels are not square, call your service agent for an alignment. It is quite likely that your u bolts have come loose and your rig has sustained some shock loading during your travels, This moves axles backwards and out of alignment.