Understanding your Stud Pattern (PCD) is crucial when searching for spare wheel parts like rims or hubs for your trailer or caravan. This guide will help you learn how to identify your stud pattern.
Stephen Wotherspoon
Known for his extensive wisdom, Steve shares his expertise to help bridge the information gap in the industry, making sure everyone can hit the road with confidence.
How to contact our Technical Team
Email: sales@couplemate.com.au
5 Things to Know: Mounting Springs Above Your Axle
Five things you should know before you flip your trailer axle and springs. If you have ever wondered why people put their springs above the axle, this is your answer.
Overview of Industry ADRs & Regulation Material
As a trailer owner or manufacturer, you must adhere to Australia's required safety standards and regulations. The Australian Design Rules (ADR) are a set of rulings that reference the applicable Australian Standard to which equipment integral to or auxiliary to the...
Intro to Road Vehicle Compliance (CTA)
Road vehicle compliance applies to all Australian trailer and caravan manufacturers. Until June 30, 2023, certification numbers such as a CRN or SARN could be used to demonstrate compliance to relevant bodies. After the official implementation of CTAs (and...
Shackles for Safety Chain Connections (3.5t ATM)
Drawbar safety chain attachments should not come into contact with the road surface when the trailer is disconnected. – VSB1. Safety chains must be stamped at least every 4 links.
IRS Axles and Drop Axles with Thin Drop Plates causing Problems
In our opinion, bearing buddies can cause grease contamination of brake shoes when overfilled. Couplemate has concluded that bearing buddies are unsafe to be used in conjunction with drums brakes and should be immediately replaced with conventional or grommeted grease caps.





