# CMX K8C-101830 Rear Disc Brake Kit for 2012-2020 BMW 330i, BMW 330i GT xDrive, BMW 330i xDrive & more ### Performance Overview Transit Auto offers the most comprehensive and highest-quality replacement kits on the market. Thanks to our cutting-edge AI, in-house product team, and proprietary fitment data, we are able to build and deliver the most accurate kits on the market. All our kits include the highest-quality parts on the market, sourced directly by Transit and its sub-brands. Backed by over 50 years of experience and with in-house quality assurance, every customer CMX K8C-101830 is a vehicle-specific disc brake kit designed for compatible applications for 2012-2020 BMW 330i, 330i GT xDrive, 330i xDrive, 340i GT xDrive, 430i, 430i Gran Coupe, 430i xDrive, 430i. ### Key Features - Exclusive CeramiX™ High-Density Ceramic compound provides optimal braking performance (Stable Friction, High Temperature Stability, Extended Lifetime - Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance, tensile strength and steel hardness providing unmatched - Rubberized Multi-Layer Stainless Steel Shim reduces noise, vibration, and harshness for complete quietness - 100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed - Engineered with High Carbon SteelRX™ alloy (Pressure Resistant, Thermal Conductive) and dipped in an Anti-Rust Black Paint to increase durability ### Vehicle Fitment **Fitment Position:** Rear **Fitment Summary:** 2012-2020 BMW 330i, 330i GT xDrive, 330i xDrive, 340i GT xDrive, 430i, 430i Gran Coupe, 430i xDrive, 430i xDrive Gran Coupe, 440i, 440i Gran Coupe and more **Position:** Rear - 2017-2018 BMW 330i — Position: Rear; Note: With 330mm Diameter Rear Rotor - 2017-2019 BMW 330i GT xDrive — Position: Rear; Note: With 330mm Diameter Rear Rotor - 2017-2018 BMW 330i xDrive — Position: Rear; Note: With 330mm Diameter Rear Rotor - 2017-2019 BMW 340i GT xDrive — Position: Rear; Note: With 330mm Diameter Rear Rotor - 2017-2020 BMW 430i — Position: Rear; Note: With 330mm Diameter Rear Rotor - 2017-2020 BMW 430i Gran Coupe — Position: Rear; Note: With 330mm Diameter Rear Rotor - 2017-2020 BMW 430i xDrive — Position: Rear; Note: With 330mm Diameter Rear Rotor - 2017-2020 BMW 430i xDrive Gran Coupe — Position: Rear; Note: With 330mm Diameter Rear Rotor - 2017-2020 BMW 440i — Position: Rear; Note: With 330mm Diameter Rear Rotor - 2017-2020 BMW 440i Gran Coupe — Position: Rear; Note: With 330mm Diameter Rear Rotor ### FAQ **Will this fit my vehicle?** Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase. **What part number is this?** The listed part number is K8C-101830. **Is this product designed for direct replacement?** Yes. This product 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 Kit for 330i - Disc Brake Kit for BMW 330i - K8C-101830 fitment - CMX Disc Brake Kit - Rear Disc Brake Kit - 2012 BMW 330i Disc Brake Kit ### Vehicle Fitment Table Year Make Model Position Fitment Precision Note 2017 BMW 330i Rear With 330mm Diameter Rear Rotor 2018 BMW 330i Rear With 330mm Diameter Rear Rotor 2017 BMW 330i GT xDrive Rear With 330mm Diameter Rear Rotor 2018 BMW 330i GT xDrive Rear With 330mm Diameter Rear Rotor 2019 BMW 330i GT xDrive Rear With 330mm Diameter Rear Rotor 2017 BMW 330i xDrive Rear With 330mm Diameter Rear Rotor 2018 BMW 330i xDrive Rear With 330mm Diameter Rear Rotor 2017 BMW 340i GT xDrive Rear With 330mm Diameter Rear Rotor 2018 BMW 340i GT xDrive Rear With 330mm Diameter Rear Rotor 2019 BMW 340i GT xDrive Rear With 330mm Diameter Rear Rotor ## Details - **Price:** 158.3 CAD - **Vendor:** CMX - **Type:** Disc Brake Kit - **Tags:** 2014-2016-bmw-428i-brakes-rear-with-330mm-diameter-rear-rotor-esi9262280, 2015-2016-bmw-428i-gran-coupe-brakes-rear-with-330mm-diameter-rear-rotor-esi4452061, 2016-2016-bmw-328i-brakes-rear-with-330mm-diameter-rear-rotor-esi3747844, 2017 BMW 330i, 2017 BMW 330i GT xDrive, 2017 BMW 330i xDrive, 2017 BMW 340i GT xDrive, 2017-2018-bmw-330i-brakes-rear-with-330mm-diameter-rear-rotor-esi5679262, 2017-2020-bmw-440i-gran-coupe-brakes-rear-with-330mm-diameter-rear-rotor-esi3877209, 2018 BMW 330i, 2018 BMW 330i GT xDrive, 2018 BMW 330i xDrive, 2018 BMW 340i GT xDrive, 2019 BMW 330i GT xDrive, 2019 BMW 340i GT xDrive, Automotive Parts, CMX, CMX K8C-101830, Daily Driver, Direct Replacement, Disc Brake Kit, Disc Rotors and Ceramic Brake Pads Kit, K8C-101830, Rear, Vehicle Fitment ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 158.30 CAD | In stock | ## Images - CMX K8C-101830 Disc Brake Kit for 2012-2020 BMW 330i, BMW 330i GT xDrive, BMW 330i xDrive & more - Rear product image --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/cmx-k8c-101830-disc-brake-kit-for-2012-2020-bmw-330i-bmw-330i-gt-xdrive-bmw-330i-xdrive-and-more-rear-k8c-101830) > Updated: 2026-07-17