Shimano Alivio M4000 9 Speed Rear Trigger Shifter
- Rapidfire Plus is suited to quick shifting, giving riders the ability to downshift three gears in one stroke.
- Rapidfire Plus shifters all feature 2-way release, which means release shifts by pull of the index finger or push of the thumb.
- Proven race technology, with larger clearances, improved ergonomics and a visible Optical Gear Display to confirm the gear position at a glance.
- Front Shifting Speed: 3
- Rear Shifting Speed: 9
|Groupset||Shimano Alivio 9S|