TrailerTester ™ Product Support

TrailerTester ™ support for our products with a variety of materials online and downloadable manuals. Within this section you will find pages that include:

• FAQs – answers to all the most commonly asked questions regarding our testing products.
• Product Documents – Square Wheel Industries has developed product brochures, specification sheets and owner’s manuals on all our testing equipment. You can view and/or download these on this page.
• Testing ABS – Learn how Square Wheel Industries’ products can help you better test anti-lock brake systems.
• Product Warranties – Square Wheel Industries offers the most comprehensive product warranties in the business.
• Repair Parts – In the event you need to replace a worn-out part, you can cross-reference by tester and call to order the part in this section.

Technical Support (610) 921-8561