7.5" 28 Spline Limited-Slip Locker With Bearing & Race 19599-010 for Chevrolet Astro Silverado 1500 GMC Jimmy Syclone Yukon Part Name:Posi Differential?Replace?Part?Number:YDGGM7.5328SM, YDGGM7.5-3-28-SM, YDGGM75328SM, 19599010, 19599-010 Application:Fit for following models:1988-1989 Cadillac Brougham1988-1992, 1994-2005 Chevrolet Astro1995-2005 Chevrolet Blazer1988-2002 Chevrolet Camaro1988-1996 Chevrolet Caprice1994-1996 Chevrolet Impala1988-1988 Chevrolet Monte Carlo1988-1990, 1992-2004 Chevrolet S101988-1990, 1992-1994 Chevrolet S10 Blazer2002-2009 Chevrolet Silverado 15002007-2009 Chevrolet Tahoe1988-2005 GMC Jimmy1988-2005 GMC Safari2006-2008 GMC Sierra 15001991-1991, 1993-2004 GMC Sonoma1991-1991 GMC Syclone2004-2005, 2007-2009 GMC Yukon1991-1994, 1996-1999, 2001, 2003-2004 Oldsmobile Bravada1989-1990 Oldsmobile Custom Cruiser1988-2002 Pontiac Firebird1988-1989 Pontiac Safari