GM PART NUMBERS: 15066121, 20759226. Pre-Owned GENUINE OEM GM Product - GM PART NUMBER: 20759226. Duramax Parts specializes in quality used Chevy Silverado, Suburban, Tahoe and GMC Sierra, Yukon, and Yukon XL Parts and has a huge inventory of late 1999-2007 Classic Chevy Silverado/GMC Sierra 1500, 2500, 3500 parts.
