Shimano Dura Ace Front Derailleur FD-7900-B Compatibility and Specs

Shimano Dura Ace Front Derailleur FD-7900-B

The front derailleur has improved efficiency by using a stiffer and solid wide link design.

No outer trim necessary on the front top chainring
Optimum spring tension

Model Number: FD-7900-B
Series: DURA-ACE
Top Gear Teeth: 50-56T
Maximum Capacity: 16T
Link Bushing: upper & lower AB-pins
Chain Stay Angle: 61-66
Mounting: Clamp Band
Band Mount: 28.6/31.8/34.9mm
Chain Line: 43.5mm
Outer Link: forged aluminum/anodized
Inner Link: forged aluminum/anodized
Chain Guide: aluminum/nickel plated
Average Weight: 67g

Japan Retail Price: 10.420 yen (clic here to see cross rate)

Compatible with Shimano shifters: ST-7900 ONLY
Compatible with Shimano chains: CN-7900, CN-6700, CN-7901, CN-6701, CN-5701, works also with CN-7801, CN-6600, CN-5600.
Compatible with Shimano crankset: FC-7900, FC-7950, FC-6700, FC-6750, FC-5600, FC-5650, FC-R600, FC-R550 (Not compatible with FC-5700, FC-5750)