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Cat C7 Powers Workhorse R Series

Originally Published in MotorHome Magazine

Workhorse Custom Chassis and Caterpillar have announced another new
choice for motorhome owners. Starting in April, the Workhorse R Series
Diesel chassis will be exclusively powered by a Caterpillar C7 diesel

The 2007 C7 used for the R Series is an in-line, six-cylinder,
7.2-liter powerplant that generates 350 hp at 2,400 rpm and 925 lb-ft of
torque at 1,440 rpm. The R Series Diesel has gross vehicle weight
rating options of 28,000, 29,000 and 32,000 pounds. It is fully
compliant with 2007 emissions standards, using Caterpillar’s unique
ACERT Technology. ACERT uses a Diesel Particulate Filter (DPF) in place
of today’s diesel oxidation catalyst and reduces sound to eliminate the
need for a muffler.

Additional changes to the 2007 R Series Diesel will include the
introduction of Workhorse’s patented WISE (Workhorse Integrated Smart
Electrical) multiplexing system, which puts all of the coach’s
electrical systems under one control center to simplify monitoring and

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