2pc 2" Thick 6x5.5 Wheel Spacers with 14x1.5 studs for Cadillac Escalade, Chevrolet Chevy Avalanche C1500 C2500 Silverado Suburban Tahoe, GMC Safari Savana Sierra Yukon Denali (6x139.7) [APPLICATIONS] Must Check Description for exact year. Cadillac Escalade. Chevy C2500, K1500, Tahoe, Suburban, Silverado, Express, Avalanche, Astro. GMC K1500, C2500, Sierra, Yukon, Yukon Denali, Savana, Safari. And Many More! See Description for Full List of Years/Makes/Models. [SPECIFICATIONS] Pack of 2. 2.0" (50mm) Thickness | 6x139.7 or 6x5.5 Bolt Pattern | 78.3mm Hub Bore | 14x1.5 Threaded Studs/Nuts [HUBCENTRIC DESIGN] The 78.3mm bore ensures a tight fit on the hub to minimize steering wheel vibration. This also eliminates the need to purchase hubcentric rings. Please be aware that these spacers do not come with a lip to center your wheels. See Description for more information. [MANUFACTURING] CNC Machined to exact specifications from Aerospace Billet Aluminum. Undergoes anodizing process to prevent corrision. Includes pre-installed heat treated 10.9 grade studs. [PRODUCT BENEFITS] Gives your vehicle a more aggressive stance. Improves handling characteristics and stability. Fixes brake caliper clearance issues. Increases tire clearance to allow installation of wider wheels and tires