(A) Battery *1
(C) Drive unit
(E) Crank arm
(G) Speed sensor *3
(I) Disc brake rotor
(K) Switch unit (shifting switch) or shifting lever
(M) Electric wire
(B) Battery mount *2
(D) Drive unit cover
(F) Chainring unit
(H) Shifting unit *4
(J) Switch unit (assist switch)
(L) Cycle computer or junction [A]
(N) Battery charger
*1 Depending on the assist bicycle, the battery may be installed at a location different from the position specified in the figure.
*2 The battery mount of the built-in type battery is attached inside the frame.
*3 It is attached to one of the two locations specified in the figure.
*4 Electronic gear shifting: DI2 rear derailleur or motor unit + DI2 internal geared hub
Mechanical gear shifting: rear derailleur or internal geared hub
Specifications
Operating temperature range: During discharge
-10 – 50˚C Battery type Lithium ion battery
Operating temperature range: During charging
Storage temperature
Storage temperature
(Battery)
Charging voltage
Charging time
0 – 40˚C
-20 – 70˚C
-20 – 60˚C
100 – 240 V AC
Please read the SHIMANO
STEPS special battery and parts user's manual.
Nominal capacity
Rated voltage
Drive unit type
Motor type
Rated drive unit power
Please read the SHIMANO
STEPS special battery and parts user's manual.
36 V DC
Midship
Brush-less DC
250 W
* The maximum speed for which power assistance is provided is set by the manufacturer and is conditional on where the bicycle is to be used.
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