1.5'' Hub Centric Spacers 6x5.5"/6x139.7mm Wheel Spacer Adapters (78.1mm Hub Bore, 14x1.5 Studs) for Chevy GMC for 99-21 Silverado 1500/Cadillac Escalade, 01-21 Tahoe, for GMC Sierra 1500/Yukon XL

【WHEEL SPACERS PARAMETER】Thickness:1.5"" or 38mm; Wheel Bolt Pattern: 6x5.5 or 6x139.7mm; Thread Pinch: 14x1.5; Inner Diameter: 78.1mm. Quantity: 2 pieces DO NOT USE AN IMPACT. USE A TORQUE WRENCH.. 【HUBCENTRIC SPACERS FITMENT】Compatible for 1999-2019 Chevrolet Silverado 1500; 2001-2019 Chevrolet Tahoe; 2007-2013 Chevrolet Avalanche; 2000-2015 Chevrolet Suburban 1500; 2002-2006 Chevrolet Avalanche 1500, 1999-2019 Cadillac Escalade Please check the Year/Make/Model of your vehicle with the PART FINDER TOOL on the top left corner to confirm before purchase. May fit other vehicles, verify with adapter specifications. Installation instruction is not included, refer to the online installation steps will work, professional installation is highly recommended.. 【HUBCENTRIC SPACERS FUNCTION】Hubcentric Adapters give your vehicle a more aggressive appearance and improve handling and stability. They also increase tire clearance, and fix brake caliper clearance issues. NOTE: Your Factory wheel studs may extend past the surface of the wheel spacers. In this case, you have 3 choices: I)Shorten the factory studs. II) The wheels need to have open slots (cavities) between mounting holes. III) Purchase a set of shorter studs and replace them with factory studs.. 【PREMIUM QUALITY】Made from High-tensile-strength aluminum alloy (T6 billet aluminum), lighter weight and more sturdy compared to steel spacer. 100% applications tested in rigid durability and fatigue tests to meet SGS standards, High-grade corrosion protection through a special coating process, provide longer life and smoother operation.. 【100% WARRANTY】1-year warranty. Contact our friendly, helpful, and knowledgeable customer service representatives if you have any questions, we will be glad to address any questions or concerns promptly. IMPORTANT SAFETY ADVISORY: May Require extended wheel studs. Torque lug nuts to manufacturer specifications. Check and re-torque all hardware after 25-50 miles.