Isuzu H-Series

The Isuzu H-Series are medium duty Class 6, 7, and 8 conventional trucks. H-Series are also sold by GM as the Chevrolet Kodiak and GMC Topkick medium duty trucks. The H-Series completes Isuzu's vast range of conventional and cab-over models.

The H-Series is highly adaptable, with GVWRs from 25,950 to 54,600 lbs. Both regular and crew cabs styles are available as are single and tandem rear axles. The H-Series uses Isuzu's 6HK1-TC Inline-6 Turbodiesel, shared with the F-Series. This engine meets stringent 2007 emissions restrictions, and is not available in the GM clones.

A range of manual and automatic transmissions are also available. The Allison 2000, 3000 and 3500 Series automatics range from 660 to 1100 lb-ft of gross torque. The Eaton-Fuller manuals range from 560 to 860 lb-ft gross torque, and from 6 to 10 speed.

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