GMC 5.3 Engine 323 LM7 99-07 Sierra Savana 1500 2500 Yukon Yukon XL New Reman

LM7, Vin T & Z, With. 8570" Thick Rear Crank Flange, 16 Valve, Ohv, Rear Seal Flange Is Flush With Seal Housing, 3 Bolt Cam Gear. (03-07) Savana 1500, (03-05) Savana 2500, (99-07) Sierra 1500, (99-00) Sierra 2500, (00-06) Yukon, (00-06) Yukon XL 1500.