Shimano Motor Unit Di2 MU-UR500 88--Speed
- Modern design
- Integrated drivetrain and assist
- Compact motor unit
- Silent motor noise
- Full-automatic shifting for a more natural riding experience
- Can be combined with all existing NEXUS Di2 and ALFINE Di2 gear hubs
- 35% smaller dimensions than MU-S705
Product features
- Use:Ā City, Touring, Comfort
- Group:Ā STEPS E5000 Series
- Model:Ā MU-UR500
- Compatible EW:Ā EW-SD50
- Master unit:Ā No
- Firmware update by E-tube Project:Ā Yes
- E-tube port:Ā 1
- E-tube connector:Ā 0
Compatible speed (choose variant)
- 8-speed
- 11-speed
Compatibility (Internal Geared Hub)
-
8-speed
- SG-S705
- SG-S7051-8
- SG-C6060
- SG-C6061
-
11-speed
- SG-S7051-11
Technologies
E-TubeE-Tube platform offers optimum flexibility on your bike. E-TUBE transmits interactive signals and power supply to each parts by āPlug & playā connection. E-TUBE is no rust, no stretch, no freeze and it ensures advanced low maintenance. And SM-PCE1 connects between PC and components to update firmware. Digital device stay the latest version with updating firmware for improve function.
Product Information
Product Information
Shipping & Returns
Shipping & Returns

Shimano Motor Unit Di2 MU-UR500 88--Speed
Shimano Motor Unit Di2 MU-UR500 88--Speed
- Modern design
- Integrated drivetrain and assist
- Compact motor unit
- Silent motor noise
- Full-automatic shifting for a more natural riding experience
- Can be combined with all existing NEXUS Di2 and ALFINE Di2 gear hubs
- 35% smaller dimensions than MU-S705
Product features
- Use:Ā City, Touring, Comfort
- Group:Ā STEPS E5000 Series
- Model:Ā MU-UR500
- Compatible EW:Ā EW-SD50
- Master unit:Ā No
- Firmware update by E-tube Project:Ā Yes
- E-tube port:Ā 1
- E-tube connector:Ā 0
Compatible speed (choose variant)
- 8-speed
- 11-speed
Compatibility (Internal Geared Hub)
-
8-speed
- SG-S705
- SG-S7051-8
- SG-C6060
- SG-C6061
-
11-speed
- SG-S7051-11
Technologies
E-TubeE-Tube platform offers optimum flexibility on your bike. E-TUBE transmits interactive signals and power supply to each parts by āPlug & playā connection. E-TUBE is no rust, no stretch, no freeze and it ensures advanced low maintenance. And SM-PCE1 connects between PC and components to update firmware. Digital device stay the latest version with updating firmware for improve function.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
- Modern design
- Integrated drivetrain and assist
- Compact motor unit
- Silent motor noise
- Full-automatic shifting for a more natural riding experience
- Can be combined with all existing NEXUS Di2 and ALFINE Di2 gear hubs
- 35% smaller dimensions than MU-S705
Product features
- Use:Ā City, Touring, Comfort
- Group:Ā STEPS E5000 Series
- Model:Ā MU-UR500
- Compatible EW:Ā EW-SD50
- Master unit:Ā No
- Firmware update by E-tube Project:Ā Yes
- E-tube port:Ā 1
- E-tube connector:Ā 0
Compatible speed (choose variant)
- 8-speed
- 11-speed
Compatibility (Internal Geared Hub)
-
8-speed
- SG-S705
- SG-S7051-8
- SG-C6060
- SG-C6061
-
11-speed
- SG-S7051-11
Technologies
E-TubeE-Tube platform offers optimum flexibility on your bike. E-TUBE transmits interactive signals and power supply to each parts by āPlug & playā connection. E-TUBE is no rust, no stretch, no freeze and it ensures advanced low maintenance. And SM-PCE1 connects between PC and components to update firmware. Digital device stay the latest version with updating firmware for improve function.




















