fits model: R1, Yzf. make: Yamaha. year: 1925–2015.

( Type: Hexagonal Socket Head Bolt ), ( UPC: 901190901600 )
The **Yamaha 90119-09016-00** is a precision-engineered **hexagonal socket head bolt**, specifically designed for the **2015 2025 Yamaha YZF-R1** motorcycle, ensuring a perfect fit for critical applications within the engine and frame assembly. Crafted from **high-strength, heat-treated alloy steel**, this bolt is engineered to withstand extreme mechanical stress, high temperatures, and constant vibration qualities essential for high-performance racing and street motorcycles. Its **hexagonal head** features a **fine 13 mm socket drive**, allowing for secure and efficient tightening with the appropriate tool, while its **threaded shank** is meticulously machined to Yamaha s exact specifications, ensuring a snug, leak-proof seal when paired with the corresponding nut or threaded component. The bolt s **phosphate or zinc plating** provides corrosion resistance, protecting against moisture, road salt, and environmental degradation over time, which is particularly important for riders who frequent wet or coastal conditions. This part is not merely a functional fastener but a critical component that contributes to the structural integrity and reliability of the YZF-R1 s powertrain, making it indispensable for both original equipment replacement and aftermarket modifications. Whether used in the engine cover, cylinder head, or frame assembly, this bolt exemplifies Yamaha s commitment to precision engineering, ensuring optimal performance, durability, and safety for enthusiasts who demand nothing less than perfection in their motorcycle maintenance.
**Pros and Cons of buying a Yamaha 90119-09016-00 (15-25 YZF R1 Hexagonal Socket Head Bolt)**
### **Pros:**1. **OEM Quality and Compatibility** This bolt is an original Yamaha part designed specifically for the YZF R1, ensuring a perfect fit and reliable performance. Using genuine components reduces the risk of compatibility issues or premature failure.
2. **Durability and Strength** Yamaha s engineering standards ensure that this bolt is made from high-quality materials, capable of withstanding the high stresses and vibrations associated with high-performance motorcycles like the R1. The hexagonal socket head design allows for secure tightening without slippage.
3. **Reliability for Critical Applications** The R1 is a precision motorcycle, and its engine, suspension, and frame rely on properly torqued bolts to maintain structural integrity and performance. A genuine bolt minimizes the risk of loosening or failure under extreme conditions.
4. **Warranty and Support** Purchasing from an authorized Yamaha dealer or reputable seller often includes warranty coverage, providing peace of mind in case of defects. This is particularly valuable for high-performance parts where failure could pose safety risks.
5. **Avoiding Counterfeit or Low-Quality Replacements** Aftermarket bolts, especially cheap or counterfeit ones, may lack the same heat treatment, material consistency, or threading precision as OEM parts. Using a genuine bolt ensures consistency with the manufacturer s specifications.
6. **Ease of Installation and Maintenance** The hexagonal socket head is designed for easy installation with the correct tool (typically a 17mm socket), reducing the chance of stripping or damaging the bolt during assembly or servicing.
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### **Cons:**1. **Higher Cost Compared to Aftermarket Alternatives** Genuine Yamaha parts are typically more expensive than aftermarket equivalents. While the price difference may seem small for a single bolt, it can add up when replacing multiple components or performing regular maintenance.
2. **Limited Availability Outside Authorized Channels** Genuine Yamaha parts may not always be readily available at local bike shops or online marketplaces unless purchased directly from Yamaha or an authorized dealer. This could require ordering online, which may involve shipping delays.
3. **Overkill for Minor Repairs or DIY Projects** If you re performing a simple maintenance task (e.g., replacing a loose bolt due to wear rather than a full rebuild), a genuine bolt may be unnecessary. In such cases, a high-quality aftermarket bolt from a trusted brand (e.g., Torx, ACDelco, or Motul) could suffice at a lower cost.
4. **Potential for Over-Tightening Risks** While the bolt itself is durable, improper torque application (either too loose or too tight) can still cause issues. Genuine bolts do not excuse the need for proper torque specifications, which must be followed to avoid damaging threads or components.
5. **Environmental and Ethical Considerations** If sustainability is a concern, purchasing a single bolt may contribute to waste if it s only used once. However, this is more of a general ethical consideration than a practical drawback for the bolt itself.
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### **Conclusion:**The Yamaha 90119-09016-00 hexagonal socket head bolt is a high-quality, reliable part that is ideal for owners of the YZF R1 who prioritize performance, safety, and longevity. Its OEM status ensures compatibility, durability, and peace of mind, particularly for critical applications where failure is not an option. However, the higher cost and potential availability issues may make it less appealing for casual riders or those performing minor repairs.
For most serious riders or mechanics working on the R1, the investment in a genuine Yamaha bolt is justified. If budget is a concern, a high-quality aftermarket bolt from a reputable brand can be a cost-effective alternative for non-critical applications, provided it meets the necessary specifications.
### **Recommendation:** - **Buy the genuine Yamaha bolt** if:- You are performing a full rebuild, engine work, or any critical maintenance on your YZF R1.
- You value OEM quality, warranty coverage, and long-term reliability.
- You have access to an authorized Yamaha dealer or trusted online retailer.
- **Consider an aftermarket alternative** if:- You are replacing a single bolt due to wear or a minor issue and are on a tight budget.
- You are confident in selecting a high-quality aftermarket bolt (e.g., from brands like Torx, ACDelco, or Motul) that meets the same specifications.
- You are performing a non-critical repair where OEM precision is not absolutely necessary.
Ultimately, for the YZF R1 a motorcycle known for its precision engineering the genuine Yamaha bolt is the safest and most reliable choice.
Expedited shipping services are available upon request. PLEASE REFER TO THE HAND FOR ALL IMPERFECTIONS, OR DAMAGES!, Removed From: 2021 Yamaha YZF R1 with 12,775 miles, Please review all pictures to inspect the condition of item. 15-25 YAMAHA YZF R1 OEM HEXAGONAL SOCKET HEAD BOLT, This hexagonal socket head bolt is in good condition and shows normal signs of wear.