We're still closed to the public for in store purchases but are shipping parts usually same or next day. If you'd like to pick up your order here, select "Pick it up at Rivendell" and give us a ring when you're 20 minutes out. Operators are standing by to help with bike and frame purchases, although those may take awhile to ship.

Derailer - Rear - Shimano, Acera T3000



Product Details



Smooth & light shifting operation >> Double servo-panta mechanism
Wander freely >> Less chance to hit on obstacles >> Lower profile than current RD-M390
Quick and easy installations >> Pre-assembled inner cable fixing bolt
Smooth, long-lasting shifting >> Stainless steel adjustment bolts
Total capacity: 45T
Accurate and dependable performance


Cage Length SGS/Long
Total Capacity 45T
Max Front Difference 22
Cable Adjuster X
Mount Direct attachment (conventional)
Number Of Pulley Teeth 11
Series Acera
Generation T3000
Max Low Sprocket 34
Min Low Sprocket 28T
Top Normal Spring Type Double Servo
Rear Speeds 9
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