Shimano Alivio M3120 51.8 mm front derailleur

SHIMANO Alivio M3120 2x9-Speed Front Derailleur | Smooth & Powerful MTB Shifting

Elevate your trail experience and unlock crisp, reliable shifting with the SHIMANO Alivio M3120 Front Derailleur. Specifically engineered for modern MTB Cycling, this derailleur is the perfect upgrade for riders seeking performance and durability on their 2x9-speed drivetrain. Designed to provide a seamless connection between rider and trail, the Alivio M3120 brings premium technology to the dedicated recreational mountain biker.

At the heart of its superior performance is SHIMANO´s innovative SIDE SWING technology. This groundbreaking design completely reimagines front derailleur mechanics, offering a host of benefits for today´s trail bikes. The SIDE SWING action provides a more direct and efficient cable path, resulting in significantly lighter and more powerful outward shifting. You´ll notice an immediate difference in the reduced effort required at the lever, allowing for faster, more intuitive gear changes when the terrain demands it. This powerful action ensures consistent chain movement even under load, giving you the confidence to shift precisely while climbing or accelerating out of corners.

Furthermore, the compact SIDE SWING design dramatically increases clearance around the rear tire. This is a critical advantage for modern mountain bikes, providing ample room for wider tires and accommodating shorter chainstays for more agile handling. Whether you´re navigating muddy trails or simply prefer the stability of high-volume rubber, the Alivio M3120 ensures you have the space you need without compromise. The wide-link construction enhances rigidity, preventing flex and ensuring the cage remains perfectly aligned for smooth, chatter-free operation across the gear range.

Ideal for cross-country and trail riding, this derailleur is optimized for a 2x front chainring setup paired with a 9-speed rear cassette. It provides the perfect gear range for tackling steep ascents and powering through fast, flat sections. Built with the renowned quality and precision that defines the SHIMANO brand, the Alivio M3120 front derailleur is a dependable workhorse that delivers consistent performance ride after ride.
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Shimano Alivio Front Derailleur

Specifications:
- Model: FD-M3120-M
- Series: Alivio M3100
- Action: SIDE SWING
- Chain Line: 51.8 mm
- Total Capacity: 14T
- Largest Workable Chainring: 36T
- Compatible Chain: CN-HG53 9-Speed
- Front Gears: 2
- Rear Gears: 9