Orion Motor Tech 4pc Wheel Spacers / Adapters | 6 Lug 6x5.5 / 6x139.7 - 1.5" Thickness - 14x1.5 STUDS for Cadillac Chevrolet GMC Thickness: 1.5 inches Vehicle Bolt Pattern: 6 x 5.5 inches / 6 x 139.7 mm Wheel Bolt Pattern: 6 x 5.5 inches / 6 x 139.7 mm Thread Size: 14 x 1.5 STUDS Center Bore: 3.07 inches / 78.1 mm Forged Aluminum Alloy: made of Aerospace Grade 6061-T6 Aluminum, ensuring the highest level of performance and durability. Precisely Machined: CNC machined with 60 degree taper to precise specifications, heat treated and hardened heavy duty spacers and studs for safety. Grade 10.9 Bolts: Made of Premium materials, ensuring outstanding performance. Increase Stability and Handling: widen your vehicle&#039;s wheel base, increasing overall stability and providing you with better handling. Aggressive appearance, with the widened track base, your favorite vehicle will get a cooler look. Before installing wheel spacer adapters, please make sure that you have bought the compatible wheel spacer adapters for your vehicle. You can easily check by placing one wheel spacer adapter onto the rim, screw in the nuts manually, if you can do that without feeling any restriction, then you have got the appropriate wheel spacer adapter for your vehicle. If your OEM studs are longer than the spacer&#039;s thickness, you need to shorten the lug studs by grinding them down or replacing with shorter ones. 1999-2014 Cadillac Escalade 2003-2014 Cadillac Escalade ESV 2002-2013 Cadillac Escalade EXT 2002-2005 Chevrolet Astro 2007-2013 Chevrolet Avalanche 2002-2006 Chevrolet Avalanche 1500 1988-2000 Chevrolet C2500 2003-2013 Chevrolet Express 1500 1988-1998 Chevrolet K1500 1992-1999 Chevrolet K1500 Suburban 1988-2000 Chevrolet K2500 1999-2014 Chevrolet Silverado 1500 2000-2013 Chevrolet Suburban 1500 1995-2013 Chevrolet Tahoe 1988-2000 GMC C2500 1988-1998 GMC K1500 2003-2005 GMC Safari 2003-2013 GMC Savana 1500 1999-2014 GMC Sierra 1500 2010-2013 GMC Yukon Denali Hybrid Sport Utility 4-Door 1999-2013 GMC Yukon Denali Sport Utility 4-Door 2000-2013 GMC Yukon