
( Brand: Shimano ), ( Manufacturer Part Number: RD-M951 ), ( Part Type: Derailleur ), ( Color: Gray ), ( Compatible Bike Type: Bmx Bike, City Bike, Fitness-/crossbike, Mountain Bike, Touring Bike ), ( Mounting Type: Bolt-on ), ( Number Of Speeds: 8 Speed ), ( Derailleur Cage Length: Long Cage )
The Shimano RD-M951 XTR RapidRise Rear Derailleur is a high-performance component designed for serious mountain bikers seeking superior shifting precision and durability. This derailleur is part of Shimano's XTR line, known for its exceptional quality and reliability.
The RD-M951 boasts Shimano's RapidRise technology, which provides quick and smooth chain movement through the cassette under load, reducing chain slap and improving pedaling efficiency. This is particularly beneficial for aggressive riding styles and technical trails. The derailleur features a wide 14-speed capacity, accommodating a wide range of gear ratios, making it a versatile choice for various terrain and riding styles.
The derailleur's construction is robust and durable, with a lightweight yet sturdy aluminum cage. The cage is reinforced at key points to enhance rigidity and minimize flex, ensuring precise and consistent shifting. The derailleur also features a Shadow Plus design, which keeps it tucked in close to the frame, reducing the risk of damage and improving chain security.
The Shimano RD-M951 XTR RapidRise Rear Derailleur is equipped with a dual direct cable actuation system, which delivers crisp and precise shifting. The derailleur's adjustment screws are easily accessible, making setup and fine-tuning a breeze. The derailleur also includes a clutch mechanism to prevent unwanted chain movement during sharp turns or heavy braking, further enhancing shifting performance and control.
In summary, the Shimano RD-M951 XTR RapidRise Rear Derailleur is a top-tier component that offers rapid and precise shifting, robust construction, and versatile gear range. It is an excellent choice for riders who demand the best performance and reliability from their equipment.
Pros of Shimano RD-M951 XTR RapidRise Rear Derailleur:1. Superior Shifting Performance: The XTR RapidRise derailleur is known for its precise and smooth shifting, making it an excellent choice for high-performance cyclists.
2. Durable Construction: Shimano uses high-quality materials in the construction of the XTR derailleur, ensuring it can withstand the rigors of off-road cycling.
3. RapidRise Technology: The RapidRise technology reduces the chain slap and allows for faster and quieter shifts.
4. Adjustable Cable Tension: The derailleur has an adjustable cable tension feature, allowing you to fine-tune the shifting for optimal performance.
Cons of Shimano RD-M951 XTR RapidRise Rear Derailleur:1. High Price: The XTR RapidRise derailleur is one of the most expensive options on the market, which may not be within everyone's budget.
2. Limited Compatibility: The derailleur may not be compatible with all bikes and frame sizes, so it's essential to check compatibility before purchasing.
3. Maintenance Requirements: Like any high-performance component, the XTR RapidRise derailleur requires regular maintenance to ensure it continues to function at its best.
Conclusion:The Shimano RD-M951 XTR RapidRise Rear Derailleur is a high-performance component that offers superior shifting performance, durability, and RapidRise technology. However, its high price and limited compatibility may be a deterrent for some cyclists. If you're a serious cyclist looking for a top-of-the-line derailleur, the XTR RapidRise is an excellent choice. If budget is a concern, there are other options available that offer similar performance at a lower price point.
Recommendation:If you're in the market for a new derailleur and are willing to invest in a high-performance component, the Shimano RD-M951 XTR RapidRise Rear Derailleur is an excellent choice. However, make sure to check compatibility with your bike before purchasing and be prepared to maintain the derailleur regularly to ensure it continues to perform at its best.
This derailleur came off a lower mileage vintage MTV, please see photos for more details, thanks.