Oil seals are used to seal around a rotating shaft and keep an oil-based lubricant inside an axle or housing. Keeping contaminants out and lubrication in. Dimensions-Shaft-1.886 inch, Housing Bore-2.697 inch, Outside Diameter- 2.701 inch. Width-0.469 inch. Fitment-PT710496-Cadillac Escalade 2007 2002 2000-99, Escalade ESV 2007, Escalade EXT 2007 2002; Chevrolet Astro 2005-99, Avalanche 2007, Avalanche 1500 2006-02, Avalanche 2500 2006-02, Blazer 2005-98, K1500 1999-98, K1500 Suburban 1999-98, K2500 2000-98, K2500 Suburban 1999-98, S10 2004-98, Silverado 1500 2007-99, Silverado 1500 Classic 2007, Silverado 1500 HD 2006-05 2003-01, Silverado 1500 HD Classic 2007, Silverado 2500 2004-99, Silverado 2500 HD 2007-01, Silverado 2500 HD Classic 2007, Silverado 3500 2006-01, Silverado 3500 Classic 2007, Silverado 3500 HD 2007, Suburban 1500 2007-00, Suburban 2500 2007-00, Tahoe 2007-98; Dodge Dakota 2000, Durango 2000-98, Ram 1500 2010-06; GMC Jimmy 2005-98, K1500 1999-98, K1500 Suburban 1999-98, K2500 2000-98, K2500 Suburban 1999-98, Safari 2005-99, Sierra 1500 2007-99, Sierra 1500 Classic 2007, Sierra 1500 HD 2006-05 2003-01, Sierra 1500 HD Classic 2007, Sierra 2500 2004-99, Sierra 2500 HD 2007-01, Sierra 2500 HD Classic 2007, Sierra 3500 2006-01, Sierra 3500 Classic 2007, Sierra 3500 HD 2007, Sonoma 2004-98, Yukon 2007-98, Yukon XL 1500 2007-00, Yukon XL 2500 2007-00; Oldsmobile Bravada 2001-98