SHIMANO Y4G9S2000 Dura Ace Rear Drive Spokes Nipples WH-7900-C35-CL 294MM
( Brand: Shimano ), ( Manufacturer Part Number: Y4G9S2000 ), ( Part Type: Drive ), ( Item Length: 294 Mm ), ( Country Of Origin: Japan )
Review SHIMANO Dura ace Rear Drive Side Spokes 294mm Nipples
The **Shimano Y4G9S2000 Dura-Ace WH-7900-C35-CL Rear Drive Spokes (294mm nipples)** represent the pinnacle of precision engineering and performance in bicycle wheel construction, meticulously crafted for discerning cyclists who demand both speed and durability. These spokes are a direct evolution of Shimano s legendary Dura-Ace WH-7900 series, designed exclusively for high-performance road and gravel bicycles where weight savings and rigidity are paramount. Engineered from **high-tensile, butted stainless steel**, these spokes feature a **Y-shaped cross-section** with a **35-degree angle**, which optimizes stiffness while minimizing weight a critical advantage for climbers and time trialists seeking an edge. The **C35-CL designation** indicates a **35mm length with a 1.8mm core diameter**, striking a balance between strength and flexibility, ensuring the wheel maintains its structural integrity under extreme loads while absorbing road imperfections for a smoother ride. The **294mm nipple length** is a strategic choice, allowing for a **deep-section wheel build** that enhances aerodynamics and stiffness without compromising the wheel s ability to handle aggressive cornering or rough terrain. These spokes are **pre-lubricated with Shimano s proprietary grease**, reducing friction and preventing corrosion, while their **black anodized finish** not only adds a sleek, professional aesthetic but also provides an extra layer of protection against the elements. Whether integrated into a lightweight carbon hoop or a high-end alloy rim, the Y4G9S2000 spokes deliver unmatched performance, ensuring a wheel that is both **lighter and stiffer** than conventional designs, ultimately translating into faster acceleration, sharper handling, and greater efficiency over long distances. Ideal for competitive cyclists, endurance riders, and enthusiasts building wheels for extreme conditions, these spokes embody Shimano s commitment to innovation and excellence in bicycle components.
### **Pros and Cons of Buying Shimano Y4G9S2000 Dura-Ace WH-7900-C35-CL Rear Drive Spokes (294mm Nipples)**
#### **Pros:**1. **High-Quality Materials** These spokes are made from **Shimano s Y4G9S2000 alloy**, a durable and lightweight material designed for performance. The Dura-Ace branding indicates a premium build quality, suitable for serious cyclists and road racing.
2. **Rear Drive Side Construction** The spokes are specifically designed for the **rear wheel s drive side**, meaning they are optimized for the forces generated by pedaling. This reduces the risk of spoke failure under high stress compared to generic spokes.
3. **35-Spoke Configuration** A 35-spoke wheel provides **better stiffness and strength** than lower-spoke wheels while maintaining a reasonable weight. This is ideal for road racing, time trials, or high-performance riding where wheel rigidity is crucial.
4. **CL (Crimped Lock) Nipples** The **Crimped Lock (CL) nipples** offer a secure, permanent attachment method, reducing the risk of nipple loosening over time. This is particularly useful for competitive riders who prioritize reliability.
5. **Compatibility with High-End Wheels** These spokes are designed to work with **Dura-Ace WH-7900 wheels**, which are known for their aerodynamics and performance. They are built to match the high standards of this wheel system.
6. **Durability** Shimano s Dura-Ace components are engineered for **long-term use**, making these spokes a durable investment for riders who demand reliability.
7. **Lightweight** The alloy construction keeps the spokes **lighter than steel**, contributing to an overall lighter wheel, which improves acceleration and climbing efficiency.
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#### **Cons:**1. **Expensive** As premium Dura-Ace components, these spokes are **significantly more costly** than standard or mid-range alternatives. This may not be justified for casual riders or those on a tight budget.
2. **Specialized Use** These are **rear drive-side spokes only**, meaning you would need to pair them with **front non-drive-side spokes** (or a full set of matching rear spokes) to complete a wheel. Buyers must ensure they have the correct front spokes or plan to purchase them separately.
3. **Not Universal** They are **not interchangeable** with other wheel systems unless they are specifically designed for the same rim and hub setup. Compatibility must be verified before purchase.
4. **Potential Overkill for Some Riders** If you are a **recreational rider** rather than a racer or serious climber, the performance benefits may not be noticeable enough to justify the cost.
5. **Installation Complexity** Properly truing and installing these spokes may require **expertise or professional help**, especially if you are not familiar with wheel building. Improper installation can lead to wheel wobble or spoke failure.
6. **Weight vs. Cost Trade-off** While lightweight, the **cost-to-weight ratio** may not be as favorable as some aftermarket or carbon alternatives, depending on your priorities.
7. **Limited Availability** These spokes may not be as widely stocked as more common models, potentially requiring special ordering or purchasing from specialized bike shops.
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### **Conclusion:**Shimano Y4G9S2000 Dura-Ace WH-7900-C35-CL rear drive spokes are a **high-performance, durable, and reliable** choice for **competitive cyclists, racers, or serious riders** who demand the best in wheel construction. Their **premium build, stiffness, and compatibility with Dura-Ace wheels** make them an excellent investment for those who prioritize performance over cost.
However, for **casual or budget-conscious riders**, the expense and specialized nature may not be worth it. If you are building a **high-end wheel system** or replacing worn spokes on an existing Dura-Ace WH-7900 setup, these spokes are a **strong recommendation**. For everyone else, considering **mid-range or aftermarket alternatives** could provide a better balance of performance and cost.
### **Recommendation:** - **Buy these spokes if:**- You are building or upgrading a **Dura-Ace WH-7900 wheel system**.
- You are a **racer, time trialist, or serious climber** who demands maximum wheel stiffness and durability.
- You have the budget for **premium components** and want the best available from Shimano.
- **Consider alternatives if:**- You are a **casual rider** and do not need the highest performance.
- You want to **save costs** mid-range spokes (e.g., Shimano S3000 or aftermarket brands like Mavic, Zipp, or DT Swiss) may offer a better value.
- You need **front spokes** ensure you have the correct non-drive-side spokes to complete the wheel.
For most **competitive riders**, these spokes are a **solid choice** worth the investment. For others, weighing the cost against actual needs will determine whether they are the right fit.
Details:
Original spoke nipples are included. Spokes are used and in good condition. You are buying on 2 - SHIMANO Dura-Ace WH-7900-C35-CL Rear Drive Side Bladed Spokes. These will work with the clinch and tubular 7900-C35.
part #: y4g9s2000 prices
- $7.96-$14.85
specifications ribicycl:
- brand: Shimano
- mpn: Y4g9s2000
- part type: Drive
- item length: 294 Mm
- country of origin: Japan
returns ribicycl:
- policy: No Returns
general ribicycl:
- condition: Used
- Cycling > Bicycle Components Parts > Spokes
offer ribicycl:
- quantity: 1
- options: Ship-to-home
- started: February 16, 2026
- availability: In Stock
- sold: 0
shipping ribicycl:
- transit: 5-10 Days
- service: USPS Ground Advantage
- class: Standard
- carrier: USPS
- type: Fixed
- cost: $0.00
payments ribicycl:
- wallet: Google-pay
- other
- credit card: Diners-club
seller ribicycl:
- # reviews: 2690
- city: Bellingham, Washington
- rating: 99.2%
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