Strong, sleek and innovative, the new Shimano Dura-Ace 7900 Rear Derailleur features Carbon Composite upgrades and is compatible with wide gear ratios. Engineered to provide optimal shifting precision for minimum weight, the 7900 Dura-Ace Rear Derailleur is the pinnacle of derailleur design. If you settle for nothing but the best, Dura-Ace is the component group for you.
- Carbon pulley plate
- Lightweight & rigid
- Wide gear-ratio compatible
- 28T cog max capacity
- Wide Link Design
- Increases shifting precision
| Model Number | RD-7900 |
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| Series | DURA-ACE |
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| Cassette Compatibility | 10 Speed |
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| Maximum Sprocket | 28T |
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| Cassette Compatibility | 11T |
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| Maximum Front Difference | 16T |
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| Total Capacity | 33T |
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| Guide Pulley | sealed bearing |
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| Tension Pulley | sealed bearing |
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| Bracket Body | cold forged aluminum/anodized |
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| Plate Body | engineered plastic/painted |
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| Outer Link | cold forged aluminum/anodized |
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| Inner Link | cold forged aluminum/anodized |
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| Outer Plate | carbon |
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| Link Pin Bushings | fluorine coated (4) |
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| Inner Plate | carbon |
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| Average Weight | 166g |
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*Specifications are subject to change without notice