GBRacing Alternator Cover for BMW M1000RR K66 (2021–2026)
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The GBRacing alternator cover for the BMW M1000RR K66 gives you the confidence to push harder on track and road alike, knowing one of the most vulnerable engine casings is properly shielded. Engineered to bolt directly onto your M1000RR without adhesives or fabrication, it delivers serious crash protection in a package that looks purposeful rather than afterthought.
Key Features
- Constructed from 60% glass-fibre reinforced nylon for an exceptional balance of impact resistance and low weight
- Direct bolt-on fitment using the supplied mounting hardware — no cutting, bonding or modification required
- Designed to absorb and deflect crash energy away from the alternator casing in a slide or tip-over
- A clean, race-inspired profile that integrates neatly with the M1000RR's fairing line
- All necessary mounting bolts included so you can fit it straight out of the box
Built for the M1000RR
GBRacing engineered this cover specifically around the BMW M1000RR K66 chassis, so the fit is precise and the protection geometry is optimised for the real-world crash loads this machine sees. The glass-fibre nylon compound resists shattering on hard contact and holds its shape even after repeated low-speed drops — a common occurrence in a busy pit lane or on a track-day tyre warm-up. Because it mounts with bolts rather than adhesive, removal for servicing takes minutes and the cover can be inspected or replaced independently without disturbing surrounding components.
Materials and Construction
The 60% glass-fibre nylon blend gives the cover the rigidity needed to spread impact loads across the surface while remaining light enough not to affect the M1000RR's tightly managed weight distribution. The material is also resistant to the oils, coolants and brake fluids that inevitably find their way around a race-prepared engine bay, ensuring the cover stays functional and presentable through a full season of hard use.
Fitment and Compatibility
- BMW M1000RR K66 — model years 2021, 2022, 2023, 2024, 2025, 2026
Specifications
- Brand: GBRacing
- Part number: EC-S1000RR-2019-1-GBR
- Material: 60% glass-fibre reinforced nylon
- Mounting: bolt-on, all hardware included
- Application: alternator cover protection
- Fitment: BMW M1000RR K66 (2021–2026)
| Brand | GBRacing |
|---|---|
| Part Number | EC-S1000RR-2019-1-GBR |
| Material | 60% glass-fibre reinforced nylon |
| Mounting Type | Bolt-on, all mounting hardware included |
| Application | Alternator cover protection |
| Fitment | BMW M1000RR K66 (2021–2026) |
| Intended Use | Road and track |
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1x alternator cover
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Mounting bolts
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// GBRacing
GBRacing Alternator Cover for BMW M1000RR K66 (2021–2026)

Tech specs
- Brand
- GBRacing
- Part Number
- EC-S1000RR-2019-1-GBR
- Material
- 60% glass-fibre reinforced nylon
- Mounting Type
- Bolt-on, all mounting hardware included
- Application
- Alternator cover protection
- Fitment
- BMW M1000RR K66 (2021–2026)
- Intended Use
- Road and track
- Worldwide shipping
- Genuine parts & verified quality
- 14-day returns — in stock ships within 24h
- Personal email support
// Support
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