This is the cooling pump clamp for 2005-2007 Chevrolet Silverado / GMC Sierra 1500 Hybrid with the 5.3L V8 electric/gas engines. This clamp holds with the cooling pump in place. The inner diameter of this clip is 54mm, or 2.125". Replace your old, faulty, or broken part with this brand new factory original part from General Motors at a fraction of the dealer price.

New. Never Installed. OEM part. Bulk overstock

Part # 11561391

UMPCO CLAMP # S781-52

Dimensions"D" Dia"E" Dimen"G" Gap"H" Hole"S" OBRD"T" Guage"R" Radius"W" Width"X" E.D.in (inches) 2.125 1.653 0.125 0.438 0.5310 .030 .062 0.625 0.312mm (millimeters) 54423.211.113.50.81.615.97.9

Item is number 4 in the GM diagram