# Genius KG-100398 Disc Brake Rotor for 2005-2024 GMC Savana 2500, Chevrolet Express 2500 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:** 2005-2024 GMC Savana 2500, Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 3500 **Position:** Rear - 2020-2024 GMC Savana 2500 — Position: Rear - 2019-2024 Chevrolet Express 2500 — Position: Rear - 2018-2024 Chevrolet Express 3500 — Position: Rear | Note: With Single Rear Wheels - 2018-2024 GMC Savana 3500 — Position: Rear | Note: With Single Rear Wheels - 2017-2018 Chevrolet Express 2500 — Position: Rear | Note: 86mm Overall Height - 2017-2019 GMC Savana 2500 — Position: Rear | Note: 86mm Overall Height - 2015-2017 Chevrolet Express 3500 — Position: Rear | Note: With Single Rear Wheels and With 3.25 Gear Ratio - 2015-2017 GMC Savana 3500 — Position: Rear | Note: With Single Rear Wheels and With 3.25 Gear Ratio - 2014 GMC Savana 3500 — Position: Rear | Note: With Single Rear Wheels and 4.63" Diameter Center Hole and Without Electronic Traction Control - 2013-2014 Chevrolet Express 3500 — Position: Rear | Note: With Single Rear Wheels and 4.63" Diameter Center Hole and Without Electronic Traction Control ### 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 2005-2024 GMC Savana 2500, Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 3500. **What part number is this?** The listed part number is KG-100398. **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 GMC Savana 2500 - KG-100398 fitment - Genius Disc Brake Rotor - Rear Disc Brake Rotor - 2005-2024 GMC Savana 2500 Disc Brake Rotor ### Vehicle Fitment Table Year Make Model Position Fitment Precision Note 2020 GMC Savana 2500 Rear 2021 GMC Savana 2500 Rear 2022 GMC Savana 2500 Rear 2023 GMC Savana 2500 Rear 2024 GMC Savana 2500 Rear 2019 Chevrolet Express 2500 Rear 2020 Chevrolet Express 2500 Rear 2021 Chevrolet Express 2500 Rear 2022 Chevrolet Express 2500 Rear 2023 Chevrolet Express 2500 Rear 2024 Chevrolet Express 2500 Rear 2018 Chevrolet Express 3500 Rear With Single Rear Wheels 2019 Chevrolet Express 3500 Rear With Single Rear Wheels 2020 Chevrolet Express 3500 Rear With Single Rear Wheels 2021 Chevrolet Express 3500 Rear With Single Rear Wheels 2022 Chevrolet Express 3500 Rear With Single Rear Wheels 2023 Chevrolet Express 3500 Rear With Single Rear Wheels 2024 Chevrolet Express 3500 Rear With Single Rear Wheels 2018 GMC Savana 3500 Rear With Single Rear Wheels 2019 GMC Savana 3500 Rear With Single Rear Wheels 2020 GMC Savana 3500 Rear With Single Rear Wheels 2021 GMC Savana 3500 Rear With Single Rear Wheels 2022 GMC Savana 3500 Rear With Single Rear Wheels 2023 GMC Savana 3500 Rear With Single Rear Wheels 2024 GMC Savana 3500 Rear With Single Rear Wheels 2017 Chevrolet Express 2500 Rear 86mm Overall Height ## Details - **Price:** 158.69 CAD - **Vendor:** Genius - **Type:** Disc Brake Rotor - **Tags:** 2005-2024 GMC Savana 2500, Automotive Parts, Brake Parts, Disc Brake Rotor, Genius, GMC Savana 2500, KG-100398, Rear, Replacement Parts, Vehicle Fitment ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 158.69 CAD | In stock | ## Images - Genius KG-100398 Disc Brake Rotor for 2005-2024 GMC Savana 2500, Chevrolet Express 2500 and More - Rear --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/genius-kg-100398-disc-brake-rotor-2005-2024-gmc-savana-2500) > Updated: 2026-07-16