10-Speed Kit for Super73. Expand your riding range and conquer challenging terrains effortlessly. With Shimano's Zee Rear Derailleur system, experience smooth gear shifting and protection against impacts. Seamlessly transition to pedal power when the battery runs low. Upgrade your Super73 and embrace the joy of riding with this advanced Add-On kit.

Compatibility: RX Mojave, RX, R Brooklyn, R, S2

• Shimano Shadow Plus RD technology
• Super low-profile design with built-in chain stabilizer
• Right hand shifter
• Custom Offset chainring
• Left (Non-drive) / Right (drive side) Crankarms
• Zee Shifter
• Zee Short Cage Rear Derailleur
• 10speed cassette, 11-36T
• Shifter cable housing, housing end caps, and cable crimp cap
• BB Spacers
• Cassette Spacers
• Chain 

This product requires professional installation. Discounted labor cost if purchased through Last Mile.