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Future GMC TopKick

It is possible that GMC will introduce a new GMC TopKick conventional medium duty class 4/5 truck in the 2018 calendar year, as GM plans to introduce a new Chevrolet Kodiak.

Last redesigned model year: 2003 (third generation)
Possible redesign model year: 2019 (fourth generation)
Expected name: GMC TopKick (possible, not confirmed)
Current platform: none, vehicle discontinued in 2009 on GMT560 platform
Future platform: unknown Navistar platform
Layout: FR (front-engined, rear-wheel-drive or four-wheel-drive)
Segment: conventional medium duty class 4/5 pickup truck
Expected Engines
Gasoline: unknown
Diesel: 6.6L L5P GM Duramax Turbo-Diesel
Transmissions: Allison Transmission
Production: U.S. Navistar factory (possibly the Garland, Texas plant)

Following is speculative and unconfirmed information about the next GMC TopKick. This page is a continuous work-in-progress and will be updated on a regular basis as we await official details from General Motors and GMC.

If you notice any inaccuracies about the information provided, have recommendations, or suggestions to share, please let us know here.

For more on the future GMC TopKick replacement, see the following links:

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