VS-49A100 / B999-018 FOUR WHEEL DRIVE SELECTOR SWITCH Wells:SW8267/ 1S11003 Standard:TCA50 OEM: 15136040, 15164519, 19259312 CADILLAC ESCALADE 2003-2004 CHEVROLET AVALANCHE 1500 2003-2004 CHEVROLET AVALANCHE 2500 2003-2006 CHEVROLET SILVERADO 1500 2003-2004 CHEVROLET SILVERADO 2500 2003-2006 CHEVROLET SILVERADO 3500 2003-2006 CHEVROLET SUBURBAN 1500 2003-2004 CHEVROLET SUBURBAN 2500 2003-2006 CHEVROLET TAHOE 2003-2004 GMC SIERRA 1500 2003-2004 GMC SIERRA 2500 2003-2006 GMC SIERRA 3500 2003-2006 GMC YUKON 2003-2004 GMC YUKON XL 1500 2003-2004 GMC YUKON XL 2500 2003-2006 VS-49A101 / B999-019 FOUR WHEEL DRIVE SELECTOR SWITCH Wells:SW8268/ 1S11004 Standard:TCA47 OEM: 15136039, 15164520, 19259313 CADILLAC ESCALADE 2005-2006 CHEVROLET AVALANCHE 1500 2003-2006 CHEVROLET AVALANCHE 2500 2003-2006 CHEVROLET SILVERADO 1500 2005-2006 CHEVROLET TAHOE 2005-2006 GMC SIERRA 1500 2004-2006 GMC YUKON 2005-2006 GMC YUKON XL 1500 2005 VS-49A103 / B999-021 4 WD SELECTOR SWITCH Wells:SW3920/ 1S3634 Standard:TCA37 OEM: F65Z14B166AA FORD F SUPER DUTY 1997 FORD F-150 1997-1998 FORD F-250 1997-1998 FORD F-350 1997 VS-49A104 / B999-022 4 WD SELECTOR SWITCH Wells:SW3917/ 1S3630 Standard:TCA38 OEM: F75Z14B166AA FORD EXPEDITION 1997-1999 LINCOLN NAVIGATOR 1998-1999