Overview . Heavy-duty pickup trucks are intended to be workhorses rather than show ponies, but the 2021 GMC Sierra 2500HD and 3500HD do both. While the giant GMC's top-of-the-line Denali model ...
The Sierra 2500HD comes in various long and short bed options with several cabin sizes to choose from and available dual-rear-wheel drive (DRW). Base models get 17” steel wheels, chromed bumpers, locking rear differential, LED running lights, vinyl upholstery, 40/20/40 splitting front bench, heavy-duty floor mats, 4.2” color display, and ...
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Aug 12, 2009 · 4wd to AWD conversion how to. Step 1. Locate parts. A. Parts needed. 1. Front differential + new fluid might as well change it now. Part Number:????? 2. Front Drive Shaft from Silverado SS or Denali or Escalade Part number:15186002 Rear drive shaft will work if you have an original GM yoke depending on your application.