SHIMANO CUES FC-U4000-1 Crankset - 170mm, 9/10/11-Speed, 40t, Riveted, Square Taper JIS Spindle Interface, Black

Upgrade your mountain biking performance with the CUES FC-U4000-1 Crankset - a durable, lightweight, and high-precision component designed for rugged terrain and demanding trails. Crafted from aluminum, this 170mm crankset features a sleek Black finish, blending style with functionality for a confident ride every time. Materials & Construction: Constructed with durable yet lightweight aluminum crank arms, the CUES FC-U4000-1 ensures optimal strength without adding unnecessary weight. The 40-tooth riveted chainring is engineered for long-lasting durability and precise power transfer, making it ideal for aggressive off-road riding. Performance & Engineering: Designed for seamless pedaling over rough terrain, this crankset incorporates 's Dynamic Chain Engagement+ technology. Its specially shaped gear tip improves chain engagement and retention, reducing the risk of dropped chains on challenging climbs or technical descents. The 50mm chainline provides optimal clearance and compatibility with a range of mountain bike frames, ensuring smooth power delivery across diverse riding conditions. Components & Technology: Compatible with 9, 10, and 11-speed drivetrains, including LINKGLIDE and HG series chains, the FC-U4000-1 offers versatile gear options for every trail. The square taper JIS spindle interface ensures reliable fitment with 68/73mm bottom bracket shells, with the recommended BB-UN101 LL123 bottom bracket (sold separately) for quick installation and maintenance. Its 135/142 MTB hub compatibility and support for boost hubs make it a versatile choice for modern mountain bikes, including e-bikes. Style & Use Case: With its sleek black finish, the CUES FC-U4000-1 crankset complements any mountain bike build, offering both aesthetics and top-tier performance. Ideal for trail riding, aggressive climbing, and technical descents, it empowers riders to confidently tackle rough terrain with seamless power delivery and enhance

• High-performance CUES FC-U4000-1 crankset engineered with durable lightweight aluminum arms for reliable power transfer over rough terrains.
• Optimized for 9, 10, and 11-speed drivetrains, featuring a 40-tooth single chainring with Riveted BCD and built-in 's Dynamic Chain Engagement+ for exceptional chain retention and smooth pedaling.
• Compatible with square taper JIS spindle interface and designed for frames with 68/73mm bottom bracket shells, making it ideal for mountain biking, gravel riding, and e-bikes.
• Includes a 50mm chainline and 178mm Q-factor, offering optimal pedaling efficiency and ergonomic riding stance for aggressive trail riding and long-distance cycling.
• Stylish black finish combined with advanced gear shaping ensures both durability and sleek aesthetics, suitable for riders seeking dependable components that enhance performance and style.