[Product Detail] Set of 2 spacers. Thickness: 64mm (2.5"). Bolt Pattern: 6x5.5 (6x139.7). Center Bore: 78.1mm. Thread Pitch: M14x1.5. Hubcentric design for accurate wheel fit. For 6-lug models only. [Aggressive Fitment] Increases stance for lifted trucks, improves tire clearance for wider tires and off-road wheels. Ideal for leveling out trucks with aftermarket rims or larger tires. [Installation Tip] Factory studs may extend beyond the spacer surface. You’ll need to: 1) Trim studs, 2) Ensure wheels have cavity pockets, or 3) Use open-back wheels. Torque to 95–100 ft-lbs. [CNC Craftsmanship] Machined using 4-axis CNC process for ultra-precise fitment and reliable balance. Prevents vibration and enhances long-term safety and performance. [Compatibility] Compatible For Cadillac Escalade 1991-2021, Compatible For Chevy Silverado 1500 1999-2013, Suburban 1500 2000-2013, Tahoe 1995-2022, Express 1500 2003-2008, Avalanche 1500 2002-2013, Astro 2003-2005, Blazer 1992-2005, K2500 1988-2000, C2500 1988-2000, K2500 Suburban 1992-1999, K1500 Suburban 1992-1998, G30 1996, Pickup 1999-2003, Compatible For GMC Sierra 1500 2007-2021, Yukon XL 2015-2021, Yukon 2007-2022 (6lug model only) Customadeonly wheel spacers /adapters are made through automated CNC machining, it is a computerized manufacturing process in which pre-programmed software and code controls the movement of production equipment. This process eliminates the human error and ensuring the quality consistency, precision (low tolerance) and balanced of each product produced.