Shimano Sienna 3BB 6.2 Spin – SN2500HGFG (UPC 022255232647)
Experience the perfect blend of performance, durability, and value with the Shimano Sienna 3‑BB 6.2 Spin crankset. Designed for entry‑level road and hybrid cyclists, this component delivers smooth power transfer, reliable shifting, and a lightweight feel that elevates every ride. Whether you’re tackling city streets, long‑distance tours, or weekend gravel adventures, the Shimano Sienna series provides the confidence you need to keep pedaling forward.
Key Features & Benefits
- 3‑Bolt Bottom Bracket Interface – Compatible with a wide range of frames, offering easy installation and maintenance.
- 6.2 mm Spindle Diameter – Provides a robust, rigid connection for efficient power transmission.
- Spin‑Ready Design – Optimized for Shimano’s 2‑piece chainring configuration, ensuring precise chain line and reduced wear.
- Lightweight Aluminum Construction – Reduces overall bike weight while maintaining high strength and fatigue resistance.
- Corrosion‑Resistant Finish – Protects the crankset from the elements, extending service life for urban commuters and adventure riders alike.
- Versatile Chainring Options – Available in multiple tooth counts to suit varied terrain and riding styles.
- Shimano Compatibility – Works seamlessly with Shimano Altus, Acera, and Alivio drivetrain groups.
Technical Specifications
| Brand | Shimano |
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| Model | Sienna 3BB 6.2 Spin (SN2500HGFG) |
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| UPC | 022255232647 |
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| Bottom Bracket Type | 3‑Bolt (BB‑ES) |
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| Spindle Diameter | 6.2 mm |
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| Crank Arm Length | 165 mm, 170 mm, 175 mm (depending on size) |
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| Material | Aluminum alloy with corrosion‑resistant coating |
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| Chainring Compatibility | 2‑piece chainrings – 38‑48 T (road) / 32‑42 T (hybrid) |
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| Weight | ≈ 720 g (complete set) |
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| Intended Use | Road, hybrid, and light‑off‑road bicycles |
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Why Choose Shimano Sienna 3BB 6.2 Spin?
Shimano has a reputation for engineering excellence, and the Sienna 3BB 6.2 Spin continues that tradition. Its 3‑bolt bottom bracket system simplifies installation on most frames, while the 6.2 mm spindle delivers a solid platform for high‑efficiency pedaling. The Spin‑ready design reduces chain rub and optimizes gear engagement, ensuring a smoother ride in every gear shift.
For cyclists who value a reliable, lightweight crankset without breaking the bank, this model offers an unbeatable combination of performance and affordability. The aluminum construction balances strength with weight savings, and the protective finish shields against rust and road grime—perfect for daily commuters, weekend explorers, and fitness enthusiasts alike.
Installation & Compatibility Tips
- Verify that your bike frame uses a 3‑bolt bottom bracket (BB‑ES standard). If unsure, consult your frame’s specifications or a professional mechanic.
- Choose the appropriate crank arm length based on rider height and riding style for optimal leverage.
- Install the crankset following Shimano’s recommended torque settings (typically 35 Nm for the crank bolts).
- Pair the crankset with compatible Shimano drivetrain components (Altus, Acera, or Alivio) for seamless shifting performance.
- Adjust the chainline after installation to ensure smooth chain movement across all gears.
Customer Reviews & Feedback
Riders consistently praise the Shimano Sienna 3BB 6.2 Spin for its easy installation, solid feel, and reliable performance on mixed terrain. Many note the noticeable improvement in power transfer compared to older or lower‑priced cranksets, while appreciating the low maintenance requirements thanks to its durable finish.
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