Installation with Confidence: 1 inch wheel spacers| Bolt Pattern: 6x5.5| Center Bore: 108mm (without lip)| Threaded Studs/Nuts: M14x1.5| Recommended torque: 85-90 FT/LBS (Vibration can be avoided by simply following the recommended torque for installation, keeping the wheel adapters & spacers tight against the hub and Clean the rust of wheel and hub surfaces) Precision Manufacturing for You: These 6 lug wheel spacers compatible with Chevrolet GMC and Cadillac models: 2002-2013 Avalanche 1500| 1999-2023 Silverado 1500 6 Lug| 2009-2013 Silverado Hybrid| 2000-2023 Suburban 1500| 1995-2023 Tahoe 6 Lug| 1999-2023 Sierra 1500| 2000-2023 Yukon| 1992-1999 Yukon 4WD| 1999-2000 2002-2022 Escalade; For full models refer to the amazon garage tool or our picture Little Change Huge Difference: These wheel adapters & spacers make your vehicle have a more aggressive stance by giving it a slightly wider stance. And you can enjoy off-roading! Because tire spacers give your car better grip, more acceleration and better handling. And through mounting tire spacers give you more flexibility, because they allow for large brake caliper installations or lift/lowering kits Superior Safety And Stability: CNC automatic processing ensures high accuracy and stability. These forged 6061 t6 aircraft aluminum wheel spacers are stronger and more durable, and with heat treated 12.9 grade studs (SGS Test Approved, better than 10.9), making them less prone to breaking, and the anodized surface provides additional resistance to corrosion Contains Everything You Need: 4pcs wheel spacers, 2 pcs high strength thread-locker, 1pc installation instructions; If you have any questions about these 6 lug wheel spacers. We have a professional after-sales service staff proficient in the product.