
( Brand: Race Face ), ( Part Type: Bottom Bracket ), ( Set Includes: Bottom Bracket, Spacer ), ( Bottom Bracket Shell Type: Bsa ), ( Material: Aluminum, Steel ), ( Shell Width: 73 Mm ), ( Color: Black ), ( Compatible Bike Type: Mountain Bike ), ( UPC: 895428015107 )
The **Race Face Next SL Bottom Bracket (BSA 73mm, 30mm, Part #895428015107)** is a high-performance, precision-engineered component designed to elevate the rigidity, durability, and efficiency of your mountain bike s drivetrain. Built with **Race Face s signature Next SL technology**, this bottom bracket combines a **30mm thick shell** with a **73mm BSA standard** for a perfect balance of strength and compatibility, ensuring it seamlessly integrates with a wide range of MTB frames and forks. The **sleeve is crafted from high-grade aluminum**, featuring a **hard anodized finish** that not only enhances corrosion resistance but also provides a smooth, durable surface for the crankset bearings. This design minimizes friction and wear, allowing for smoother pedal strokes and extended component longevity, even under the demanding conditions of aggressive trail riding, enduro, or downhill disciplines.
What sets the Next SL apart is its **optimized bearing preload and axial stiffness**, achieved through Race Face s proprietary **Cinch system**, which ensures a secure and repeatable installation. The **30mm shell thickness** delivers exceptional torsional rigidity, reducing drivetrain flex and improving power transfer from your legs to the wheels critical for climbs and aggressive descents. The **BSA 73mm standard** ensures broad compatibility with most modern MTB frames, while the **30mm shell** (which is slightly wider than standard 24mm or 28mm units) provides added stability, especially in high-stress applications. The **press-fit design** eliminates the need for additional spacers or conversion kits, making installation straightforward and reducing potential points of failure.
Built to withstand the rigors of off-road riding, the Next SL bottom bracket is **sealed against dirt and debris**, protecting the bearings from contamination that could lead to premature wear. The **high-quality ceramic or steel bearings** (depending on the model variant) are precision-matched for smooth operation and durability, ensuring reliable performance over thousands of miles. Whether you re tackling technical singletrack, hitting jumps, or pushing through grueling enduro stages, this bottom bracket delivers the **stiffness, reliability, and efficiency** required to keep pace with the demands of modern mountain biking. Ideal for riders seeking a **premium, no-compromise drivetrain upgrade**, the Race Face Next SL bottom bracket is a testament to the brand s commitment to innovation and performance, making it a standout choice for serious mountain bikers who demand the best.
### **Pros and Cons of buying a Race 895428015107 Next SL Bottom Bracket (BSA 73mm, 30mm, RaceFace Cinch, MTB)**
#### **Pros:**1. **High-Quality Construction** The Race brand is known for durable, precision-engineered components, and this bottom bracket is no exception. It features a robust design suitable for mountain biking, where reliability is crucial.
2. **Cinch Mounting System** The RaceFace Cinch design is a modern, easy-to-install system that eliminates the need for press-fit tools. This makes installation and removal simpler compared to traditional press-fit or square taper setups, reducing the risk of damage to the frame or fork.
3. **Wide Compatibility** The BSA 73mm shell standard is widely supported, meaning it will fit most modern MTB frames and forks designed for this standard. The 30mm spindle width is also common, ensuring broad compatibility with compatible cranks.
4. **Lightweight Design** The Next SL series is engineered to be lightweight while maintaining strength, which is beneficial for performance and handling on the trail.
5. **Durability** The materials and construction are designed to withstand the stresses of mountain biking, including rough terrain and heavy loads, reducing the likelihood of premature failure.
6. **Sealed Bearings** The bottom bracket likely includes sealed bearings, which protect against dirt and moisture, extending its lifespan and reducing maintenance needs.
7. **Positive User Feedback** Race components are generally well-regarded in the cycling community for their performance and reliability, which can be a reassuring factor when making a purchase.
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#### **Cons:**1. **Cost** High-quality bottom brackets like this one are not cheap. While they offer excellent performance, the price may be prohibitive for budget-conscious buyers or those who prioritize cost over premium features.
2. **Limited Aftermarket Support** Some aftermarket cranks or components may not be as widely compatible with this specific bottom bracket model, especially if they use non-standard spindle widths or mounting systems. Always verify compatibility before purchasing.
3. **Installation Complexity (Compared to Press-Fit)** While the Cinch system is easier than traditional press-fit, it still requires careful alignment and torqueing to ensure proper function. Improper installation can lead to premature wear or failure.
4. **Potential for Overkill** If you are riding lightly or on smooth terrain, a slightly less expensive bottom bracket might suffice without sacrificing performance. This model is optimized for aggressive MTB use, which may not be necessary for casual riders.
5. **Spare Parts Availability** While Race components are reliable, finding replacement parts or servicing options may be more challenging than with more mainstream brands in some regions.
6. **Weight vs. Cost Tradeoff** While lightweight, the savings in weight may not be significant enough to justify the cost for some riders, especially if they are already using lightweight cranks or frames.
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### **Conclusion:**The **Race 895428015107 Next SL Bottom Bracket (BSA 73mm, 30mm, RaceFace Cinch)** is an excellent choice for mountain bikers who prioritize durability, ease of installation, and high performance. Its Cinch mounting system, lightweight design, and robust construction make it a strong option for riders who demand reliability in demanding conditions. However, the higher cost and potential overkill for lighter use cases may deter some buyers.
If you are building or upgrading a high-performance MTB setup and need a bottom bracket that balances strength, ease of use, and compatibility, this is a solid investment. For casual riders or those on a tighter budget, a slightly less expensive alternative might still deliver adequate performance without the premium price tag.
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### **Recommendation:** **Buy this bottom bracket if:**- You are building or upgrading a high-end MTB and need a durable, easy-to-install component.
- Your frame and fork are compatible with the BSA 73mm and 30mm spindle standards.
- You value the Cinch mounting system for its simplicity and reliability.
- You are willing to invest in a premium component that will last for many miles.
**Consider alternatives if:**- You are on a tight budget and can find a similarly rated bottom bracket at a lower cost (e.g., Shimano Hollowtech II, SRAM DUB, or other Race models like the Next Gen).
- You are unsure about the compatibility of your cranks or frame with this specific model.
- You prioritize weight savings over cost and are open to exploring even lighter options (though the difference may be minimal).
For most serious mountain bikers, this bottom bracket is a **highly recommended choice** due to its proven performance and ease of use. Just ensure that your build is compatible before purchasing.
Race Face Next SL Bottom Bracket BSA 73mm 30mm RaceFace Cinch MTB Threaded. Only the Race Face bottom bracket and spacers shown in photos are included. Open plastic bag has dirt, creases, and worn labels; listing includes the bottom bracket assembly with three spacers only, calipers, scale, any other background items visible in photos are not included. CINCH 30mm BB SYSTEM BSA external threaded cups wit hmm spindle interface, aluminum shells, and steel cartridge bearings, three included plastic spacers for chain line shell width adjustment.
Label text: BB RACEFACE NEXT SL BSA 73MM FOR SL, price printed as $59.99. Open package - Only the parts shown in pictures are included. Cups and Sleeve have cosmetic wear from installation removal including scratches, scuffing, tool marks, the threads orange gaskets show residual sealant light grime while bearing seals Races look clean. Race Face Next SL Cinch 30mm bottom bracket for BSA threaded 73mm mountain bike frames.