DualDrive · December 2002
19
E
T E C H N I C A L D A T A
DualDrive 27 DualDrive 24
DualDrive 21
Speeds
9
8
7
Shifter Compatibility
DualDrive 27
DualDrive 24
DualDrive 21
Cage Length
Short, 75 mm Short, 75 mm
Short, 75 mm
Sprocket, max.
34 Teeth
32 Teeth
32 Teeth
Sprocket, min.
11 Teeth
11 Teeth
11 Teeth
Pulleys
Exchangea. / Bushing
Direct Mount
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➔
DualDrive 27 DualDrive 24 DualDrive 21
Shifter Type
SRS Twistring-Thumbshifter-Combo (2in1)
Gear Hub
DualDrive
Derailleur
DualDrive 27 DualDrive 24
DualDrive 21
Gear Indication Der.
Window
Printed
Printed
Riding Mode Indic.
Printed
Printed
Printed
Barrel Adj. Derailleur
Index
Clamping Diameter
22,3 mm
Handlebar, Straight Area
Minimum length = 150 mm
Cable Routing, Gear Hub
Continuous housing (preassembled)
Cable Routing, Der.
Open or continuous
Com-
pat.
DualDrive 27 DualDrive 24
DualDrive 21
Largest Cog
34 Teeth
32 Teeth
32 Teeth
Speeds
9
8
7
Cogs
11/34
11/32
12/32
Spacers
Blue
Black
Grey
Chain compatib.
9spd, SRAM/Shim. 8spd, SRAM/Shim. 7spd, SRAM/Shim.
C A S S E T T E
D E R A I L L E U R
S H I F T E R