Fits: 2000, 2002–2006 Cadillac Escalade 2003–2006 Cadillac Escalade ESV 2002–2006 Cadillac Escalade EXT 2002–2006 Chevrolet Avalanche 1500 1999–2006 Chevrolet Silverado 1500 2000–2006 Chevrolet Suburban 1500 1999–2006 Chevrolet Tahoe 2007 Chevrolet Silverado 1500 Classic 1999–2007 GMC Sierra 1500 1999–2006 GMC Yukon 2000–2006 GMC Yukon XL 1500 2007 GMC Sierra 1500 Classic Belltech2508Steering Knuckles & SpindlesIn 1983, Belltech developed one of the industry's first revolutionary products to help jump start the Sport Truck craze, the Drop Spindle. By relocating the spindle pin (Note: Application, while improving handling and retaining factory ride quality. Belltech spindles maintain critical suspension geometry and eliminate excessive ball joint, shock and tire wear common to other methods of lowering. Each spindle is crafted from powdercoated, CNC machined, high strength ductile iron castings providing the structural integrity to meet and exceed all factory specifications & requirements.Belltech dropped front spindles are designed to improve handling and retain exceptional ride quality. These spindles maintain suspension geometry, eliminating the excessive ball joint, shock, and tire wear that is common with other forms of lowering.