How ride height effects shockers

How ride height effects truck shockers Words and photography by Howard Shanks (diagrams supplied by Powerdown) As the title suggests, changing the ride height of your truck’s air suspension can have shocking results on the life of your shockers. Suspensions like many components on a heavy vehicle are precision pieces of equipment that play a…

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How a TRM module works (Trailer Response Management)

How a TRM module works (Trailer Response Management) Words and photography by Howard Shanks. Images supplied by Knorr-Bremse The Knorr-Bremse Trailer Response Management (TRM) module is a device that improves heavy vehicle brake response time and significantly reduces combination stopping distance. It is an essential piece of equipment for prime movers without an electronic braking…

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Understanding Eaton Ultrashift

How to drive an Eaton Ultrashift Eaton Ultrashift driver’s instruction manual available for download at end of article.  Eaton’s Ultrashift Plus 18-speed transmission is arguably the simplest of the heavy-duty line haul ATM gearboxes in the market to operate. There are only a few selections required to get your rig moving. For instance, to go…

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