Product name Intended purpose EW-SD300 type EW-SD50 type
SHIMANO original tool Connecting/disconnecting the
electric wires
TL-EW300 TL-EW02
Dummy plug Plugging empty ports Y7HE30000 Y6VE15000
Cord clip Binding the wiring and the outer
casing/brake hose together
EW-CL300-S
(for shift outer casing)
EW-CL300-M
(for brake outer casing and
brake hose)
Y70H98040
Cord cover Supporting/protecting the electric
wire (external wiring)
EW-CC300 SM-EWC2
Grommet Installing to the wire insertion hole
of a frame that supports internal
wiring
EW-GM300-S
EW-GM300-M
SM-GM01
SM-GM02
Cord band Supporting the electric wire (flat
handlebar external wiring)
EW-CB300-S
EW-CB300-M
EW-CB300-L
SM-EWE1
Junction [A]
(for Di2)
Gathering the wiring around the
cockpit. Also has functions for
changing the shift mode, etc.
- EW-RS910
SM-EW90-A
SM-EW90-B
Junction [B] Conjoining the wiring inside and
outside the frame
EW-JC304
EW-JC302
SM-JC41
SM-JC40
EW-JC200
EW-JC130
Conversion adapter Refer to the “ Conversion adapter
” section.
EW-AD305 EW-AD305
The SHIMANO original tool used for installation/removal and the accessories used for wiring differ for
the EW-SD300 and EW-SD50. Be sure to use a compatible product.
EW-CL300-S is marked with a groove in order to differentiate it from EW-CL300-M.
Differentiation
groove
EW-CL300-M EW-CL300-S
Installation/removal
Electric wires
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