# Genius KG-100382 Disc Brake Rotor for 1999-2007 Chevrolet Silverado 1500 Classic, GMC Sierra 1500 Classic and More - Rear ### Performance Overview Genius has been the undisputed leader in coated rotor manufacturing for the last 15 years thanks to it's groundbreaking lab engineered G-Cast™ iron cast and G-Coat™ dipped conative. Genius in-house engineered managed to develop the best combination of iron cast and coating to produce unmatched protection that adhere and stay durable for the lifetime of the rotor, without compromising on the rotor braking performan... ### Key Features - Engineered with with Carbon-Enhanced G-Cast™ (G11H18/G3000) iron castings to achieve an optimal braking performance (strength, stability, durability) - Exclusive G-Coat™ double-layer (8µm) protective coating provides rust protection on 100% of the non-braking surface - 100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed - Cross-Hatched smooth surface to improve the pad's ability to grip the rotor surface, especially during initial brake applications or in wet conditions - Double disc ground finish eliminates lateral run-out and DTV (disk thickness variation) issues on the rotor and improves pad-rotor bed-in - Tested for maximum tolerance to voluminous amount of constant thermal cycles ### Package include: - 2x Disc Brake Rotor ### Vehicle Fitment **Fitment Summary:** 1999-2007 Chevrolet Silverado 1500 Classic, GMC Sierra 1500 Classic, Chevrolet Astro, Chevrolet Silverado 2500, Chevrolet Silverado 2500 HD, Chevrolet Suburban 2500 **Position:** Rear - 2007 Chevrolet Silverado 1500 Classic — Position: Rear - 2007 GMC Sierra 1500 Classic — Position: Rear | Fitment Precision: Hybrid and with Disc rear brakes - 2003-2005 Chevrolet Astro — Position: Rear - 2003 Chevrolet Silverado 2500 — Position: Rear | Note: With Four Wheel Steering - 2003 Chevrolet Silverado 2500 HD — Position: Rear | Note: With Four Wheel Steering - 2003 Chevrolet Suburban 2500 — Position: Rear | Fitment Precision: 6.0L/8.1L | Note: With 6 Lug Wheels and With Four Wheel Steering - 2003-2005 GMC Safari — Position: Rear - 2003 GMC Sierra 2500 — Position: Rear | Note: With Four Wheel Steering - 2002 Chevrolet Avalanche 1500 — Position: Rear | Note: With Single Piston Caliper and With 325mm Diameter Rear Rotor - 2001-2006 Chevrolet Silverado 1500 — Position: Rear | Note: With Single Piston Caliper ### FAQ **Will this fit my vehicle?** Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase. This listing includes fitment data for 1999-2007 Chevrolet Silverado 1500 Classic, GMC Sierra 1500 Classic, Chevrolet Astro, Chevrolet Silverado 2500, Chevrolet Silverado 2500 HD, Chevrolet Suburban 2500. **What part number is this?** The listed part number is KG-100382. **Is this product designed for direct replacement?** Yes. This Disc Brake Rotor is intended to match compatible vehicle applications listed in the fitment section. **Should I confirm fitment before ordering?** Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering. ### Common Searches - Disc Brake Rotor for Chevrolet Silverado 1500 Classic - KG-100382 fitment - Genius Disc Brake Rotor - Rear Disc Brake Rotor - 1999-2007 Chevrolet Silverado 1500 Classic Disc Brake Rotor ### Vehicle Fitment Table Year Make Model Position Fitment Precision Note 2007 Chevrolet Silverado 1500 Classic Rear 2007 GMC Sierra 1500 Classic Rear Hybrid and with Disc rear brakes 2003 Chevrolet Astro Rear 2004 Chevrolet Astro Rear 2005 Chevrolet Astro Rear 2003 Chevrolet Silverado 2500 Rear With Four Wheel Steering 2003 Chevrolet Silverado 2500 HD Rear With Four Wheel Steering 2003 Chevrolet Suburban 2500 Rear 6.0L/8.1L With 6 Lug Wheels and With Four Wheel Steering 2003 GMC Safari Rear 2004 GMC Safari Rear 2005 GMC Safari Rear 2003 GMC Sierra 2500 Rear With Four Wheel Steering 2002 Chevrolet Avalanche 1500 Rear With Single Piston Caliper and With 325mm Diameter Rear Rotor 2001 Chevrolet Silverado 1500 Rear With Single Piston Caliper 2002 Chevrolet Silverado 1500 Rear With Single Piston Caliper 2003 Chevrolet Silverado 1500 Rear With Single Piston Caliper 2004 Chevrolet Silverado 1500 Rear With Single Piston Caliper 2005 Chevrolet Silverado 1500 Rear With Single Piston Caliper 2006 Chevrolet Silverado 1500 Rear With Single Piston Caliper 2001 GMC Sierra 1500 Rear With Single Piston Caliper 2002 GMC Sierra 1500 Rear With Single Piston Caliper 2003 GMC Sierra 1500 Rear With Single Piston Caliper 2004 GMC Sierra 1500 Rear With Single Piston Caliper 2005 GMC Sierra 1500 Rear With Single Piston Caliper 2006 GMC Sierra 1500 Rear With Single Piston Caliper 2000 Chevrolet Suburban 1500 Rear With Single Piston Caliper ## Details - **Price:** 121.32 CAD - **Vendor:** Genius - **Type:** Disc Brake Rotor - **Tags:** 1999-2007 Chevrolet Silverado 1500 Classic, Automotive Parts, Brake Parts, Chevrolet Silverado 1500 Classic, Disc Brake Rotor, Genius, KG-100382, Rear, Replacement Parts, Vehicle Fitment ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 121.32 CAD | In stock | ## Images - Genius KG-100382 Disc Brake Rotor for 1999-2007 Chevrolet Silverado 1500 Classic, GMC Sierra 1500 Classic and More - Rear --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/genius-kg-100382-disc-brake-rotor-1999-2007-chevrolet-silverado-1500-classic) > Updated: 2026-07-16