fits model: S1000, M1000. make: Bmw. year: 2020–2026.

( Manufacturer Part Number: 33817106017 ), ( Type: Wheel Hub ), ( Unit Type: Unit ), ( Classic Part: No ), ( Country Of Origin: Germany ), ( Placement On Vehicle: Rear Wheel ), ( Colour: Black )
The **BMW 33817106017 S1000/M1000 Carbon Forged Rear Wheel Sprocket Carrier** is a high-performance, precision-engineered component designed exclusively for the BMW S1000RR and M1000RR motorcycles, ensuring optimal power transfer and durability across the 2020 through 2026 model years. Crafted from **high-grade carbon fiber and forged aluminum**, this sprocket carrier is engineered to withstand the extreme stresses of aggressive riding, high-speed cornering, and sustained high RPM performance, making it an ideal upgrade for enthusiasts seeking both weight reduction and structural integrity. The **carbon fiber construction** provides exceptional stiffness while significantly reducing unsprung weight, enhancing agility and responsiveness, particularly in dynamic riding conditions. Meanwhile, the **forged aluminum reinforcement** ensures robust durability, mitigating the risk of deformation under heavy loads or prolonged use. This component is meticulously designed to fit seamlessly with the motorcycle s drivetrain, featuring precise machining and optimized geometry to maintain proper chain tension and alignment, thereby improving overall drivetrain efficiency and longevity. Whether used in track-focused applications or for spirited street riding, this sprocket carrier delivers a compelling balance of lightweight performance and rugged reliability, making it a standout choice for riders demanding the utmost in mechanical precision and handling finesse.
### **Pros and Cons of buying a BMW 338i (S1000 M1000 Carbon Forged Rear Wheel Sprocket Carrier, 2020 2026, Crush)**
#### **Pros:**1. **Performance and Handling** The BMW 338i (S1000) is a high-performance sedan with a twin-turbocharged inline-6 engine producing **407 hp and 369 lb-ft of torque**, delivering strong acceleration and responsive driving dynamics. The **carbon-fiber forged rear wheel sprocket carrier** (part of the M1000 package) enhances rigidity, improving handling precision and reducing weight.
2. **Luxury and Comfort** BMW s interior is known for its premium materials, ergonomic design, and advanced infotainment (iDrive 8 or 9, depending on the model year). The **M1000 package** includes sport-tuned suspension, M-branded wheels, and performance-oriented features, making it feel more exclusive than standard 338i models.
3. **M-Sport Performance Upgrades** The **M1000 package** includes:- **Carbon-fiber rear wheel carrier** (reduces unsprung weight, improving handling).
- **M Performance exhaust** (distinctive sound and slight power boost).
- **M Sport suspension tuning** (stiffer springs, adjusted damping for better cornering).
- **M Sport pedals, steering wheel, and shift paddles** (enhanced driver engagement).
- **M Sport badging and unique exterior styling** (distinguishes it from non-M models).
4. **Reliability and Build Quality** BMW has improved engine reliability in recent years, especially with the **B58 twin-turbo inline-6**. The **M1000 package** does not introduce major mechanical risks beyond standard BMW maintenance needs. However, luxury vehicles still require **regular servicing** to prevent long-term issues.
5. **Resale Value** BMWs, especially M-branded models, hold their value well. The **338i M1000** is a desirable variant, meaning it may retain a higher resale price compared to base 338i models.
6. **Tech and Safety Features** Standard equipment includes:- **Advanced driver-assistance systems** (adaptive cruise control, lane-keeping assist, blind-spot monitoring).
- **Wireless Apple CarPlay/Android Auto** (depending on trim).
- **Heated/ventilated seats** (on higher trims).
- **Panoramic sunroof** (on many variants).
7. **Exclusivity and Prestige** The **M1000 package** makes the 338i feel more like an **M3** in terms of performance tuning, appealing to enthusiasts who want BMW s luxury without the full M-car price tag.
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#### **Cons:**1. **High Cost** The **338i M1000** is significantly more expensive than a base 338i. Pricing (new or used) will be **10 15% higher** due to the performance package. Even used examples retain a premium price.
2. **Maintenance Expenses** BMWs are **notoriously expensive to maintain**. The **M1000 package** does not reduce costs if anything, the **carbon-fiber components** may require specialized repairs. Expect **higher labor and part costs** compared to mass-market competitors.
3. **Fuel Economy Sacrifices** The **twin-turbo inline-6** is thirsty. The **338i M1000** will deliver **around 20 22 MPG combined** (city/highway), worse than smaller turbocharged engines (e.g., a 330i with an I4). If fuel efficiency is a priority, this may not be ideal.
4. **Weight and Practicality Trade-offs** While the **carbon-fiber rear wheel carrier** reduces weight, the **M1000 package** still adds **heavy M-branded wheels and exhaust**, which can offset some gains. The **338i is not a practical family car** it has a **smaller trunk** than competitors (e.g., Audi A4, Mercedes C-Class) and **tight rear legroom** for tall passengers.
5. **Potential for Overkill** If you don t **need** the extra performance, the **M1000 package** may feel unnecessary. A **base 338i** or even a **330i** could offer **similar luxury** with **better fuel economy** and **lower costs**.
6. **Depreciation Risk** While BMWs hold value, luxury cars **depreciate faster than expected** in some cases. If you plan to keep it long-term, **maintenance costs** may outweigh the initial premium.
7. **Limited Off-Road or Extreme Use** The **M1000 package** is tuned for **track-like performance**, not off-road or rough terrain. If you need **all-weather capability**, a **4x4 or AWD model** (though BMW doesn t offer AWD in the 3 Series) would be better.
8. **Potential for Early Reliability Issues** While the **B58 engine is robust**, some early **2020 2022 models** had **oil consumption issues** (though BMW addressed this with updates). Always **check service records** if buying used.
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### **Conclusion**
The **BMW 338i (S1000 M1000 Carbon Forged Rear Wheel Sprocket Carrier, 2020 2026)** is an **excellent choice** if you prioritize **performance, luxury, and driving excitement** without the full M-car price. The **carbon-fiber rear wheel carrier** and **M1000 package** make it feel **more engaging and sporty** than a standard 338i, while still offering **BMW s signature comfort and refinement**.
However, it is **not ideal** if:- You need **better fuel economy** (consider a **330i or 340i**).
- You want **lower ownership costs** (expect **high maintenance bills**).
- You require **practicality** (smaller trunk, less rear space).
- You don t **actively enjoy driving** (the **M1000 package** is more for enthusiasts).
### **Recommendation**
**Buy it if:**You want a **high-performance luxury sedan** with **M-brand tuning** at a more reasonable price than an M3.
You **enjoy driving** and appreciate **precision handling, quick acceleration, and a sporty ride**.
You re prepared for **higher maintenance costs** and can afford **regular servicing**.
You don t mind **sacrificing fuel efficiency** for power.
**Avoid it if:**You prioritize **fuel economy** over performance.
You need a **practical, low-cost-to-own** daily driver.
You re not comfortable with **BMW s maintenance expenses**.
You prefer **more off-road or all-weather capability**.
#### **Alternatives to Consider:**- **BMW 330i (B58 engine, less power but better efficiency)** If you want **BMW luxury without the M1000 premium**.
- **BMW M340i (if available in your market)** A **more affordable M-tuned 3 Series** with similar performance.
- **Audi S5 (if you prefer a turbo V6 with AWD)** A strong competitor with **better fuel economy** in some cases.
- **Mercedes-AMG C63 (if you want a more aggressive V8 option)** More power but **higher running costs**.
**Final Verdict:** The **338i M1000 is a fantastic choice for enthusiasts** who want **BMW s best daily driver with M-car performance at a lower price**. Just **budget for maintenance** and **accept the trade-offs** in fuel economy and practicality. If you re buying used, **inspect service history** and **test drive for handling** to ensure it meets your expectations.
Will fit 2020 2021 2022 2023 2024 2025. Used from a 2020 S1000rr.