Shimano Deore RD-M4120-SGS Shadow RD Rear Derailleur – Long Cage (2×10/11-Speed)
KSh7,500.00
The Shimano Deore RD-M4120-SGS Shadow RD derailleur offers smooth, precise shifting for 2×10/11-speed drivetrains. With its long cage design and Shadow RD technology, it delivers stability, durability, and quiet performance on every ride.
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Drivetrain Compatibility: Engineered for use with 2×10-speed and 2×11-speed drivetrain systems.
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Shadow RD Design: Features a low-profile silhouette that minimizes the risk of damage from trail obstacles and reduces chain slap.
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Cage Length: Equipped with a Long Cage (SGS) to accommodate the wide gear range required for multi-chainring setups.
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Maximum Low Sprocket: Designed to work effectively with cassettes featuring a maximum low sprocket of 42T.
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Shift Precision: Delivers consistent and accurate gear transitions with reduced shifting effort.
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Build Quality: Constructed with durable materials to withstand the rigors of aggressive off-road riding.
The Shimano Deore RD-M4120-SGS Shadow RD rear derailleur is built for riders who demand consistent performance on both trails and roads 🚴. Designed for 2×10 and 2×11-speed drivetrains, its long cage provides wide-range gear compatibility, making climbs, sprints, and technical terrain more manageable. The Shadow RD low-profile design reduces chain slap and improves stability, especially on rough trails, while maintaining a sleek, protected look. With Shimano’s trusted engineering, it ensures quiet, reliable shifting, giving you control and confidence on every ride. Durable, lightweight, and easy to maintain, this derailleur is a great upgrade for MTB, gravel, or touring bikes.
















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