Shimano Alivio RD-M4000 Shadow 9 Speed Rear Derailleur Long Cage Mech MTB

Shimano Alivio RD-M4000 Shadow 9-Speed Rear Derailleur – Black

Upgrade your mountain bike drivetrain with the reliable and smooth-shifting Shimano Alivio RD-M4000 Shadow Rear Derailleur. Designed for durability and consistent performance, this derailleur features Shimano’s Shadow low-profile design, which places the derailleur closer to the frame to reduce the risk of damage from rocks, roots, and trail obstacles while improving chain stability.

The RD-M4000 is built for 9-speed MTB drivetrains and delivers precise, light-action shifting whether you’re riding trails, commuting, or tackling everyday terrain. Its strong aluminum construction and low-friction pivots help provide dependable performance even in demanding riding conditions.

Key Features

• Model: RD-M4000

• Series: Shimano ALIVIO M4000

• Speed Compatibility: 9-Speed drivetrains

• Technology: Shimano Shadow rear derailleur design

• Color: Black

• Mount Type: Standard direct mount

• Max Low Sprocket: Up to 36T

• Construction: Lightweight aluminum body with durable steel hardware

• Design Benefit: Low-profile Shadow design helps reduce chain slap and protects the derailleur during off-road riding

Condition

• Brand New – Genuine Shimano OEM Part

• May come without retail packaging (OEM packaging).

Package Includes

• 1 × Shimano Alivio RD-M4000 Shadow 9-Speed Rear Derailleur