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

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