Exterior Components› Body Panels and Components
R1 Concepts
R1 16-26 BMW 840I Left Rear Drilled & Slotted Geoperformance Rotor
SKU: R008 830-31182D
Moderate — 2–4 hours
Description
MIA's Description
The rotor is engineered with premium G3000/G11H18 iron castings for strength and durability. It meets OE specifications and is CNC-machined to tight tolerances with a non-directional finish for quieter, smoother stops and faster brake pad bed-in.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | R1 Concepts |
| Part Number | R008 830-31182D |
Videos
R1 Concepts Rotors & Brakes | 100% Honest Review!
R1 Concepts Brake Kits Overview
New Rotors and Pads on my M340i | R1 Concepts | Good Quality?? | INSTALL |
R1 Carbon GEOMET Series Brake Rotors
R1 Concepts Drilled and Slotted Rotors for BMW F10! | 535i Build pt.8
R1 Concepts eLINE Series Brake Rotors
BMW rotor and brake upgrade with R1 Concepts! DIY for Brembo and standard style brakes!
Upgrading the Brakes on my FRS! *R1 Concepts!
eBay Brake Kit Review! (R1 Concepts eLine Pads and Rotors)
R1 Concepts Drilled and Slotted Rotors Test and Review | Q50, G37, 370z
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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