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4
• Bolt circle diameter: 104 mm...(For outer gear and middle gear), 64 mm...(For inner gear)
ITEM
SHIMANO
DESCRIPTION
NO.
CODE NO.
Crank Arm Fixing Bolt
1
Y1F811100
Left Hand Crank Arm 165 mm
Y1J198030
Left Hand Crank Arm 170 mm
Y1J198040
2
Left Hand Crank Arm 175 mm
Y1J198050
Left Hand Crank Arm 180 mm
Y1J198060
Clamp Bolt (M6 x 19) & Washer
3
Y1G398010
Plate
4
Y1FU98120
Ring
5
Y1F316000
Left Hand Adapter (B.C.1.37" x 24T) English Thread
6
Y1J198080
Spacer (2.5 mm)
7
Y1F813000
Inner Cover & O-Ring
8
Y1E598210
O-Ring
9
Y1TF21000
Right Hand Adapter (B.C.1.37" x 24T) English Thread
10
Y1J198090
Double Gear Fixing Bolt (M8 x 9.1) & Nut (4 sets)
11
Y1J198100
Inner Gear Fixing Bolt (M8 x 8.5 / 4 pcs.)
12
Y1LW98010
Chainring 24T-AE
13
Y1LW24000
Chainring 32T-AE
14
Y1LW98020
Chainring 42T-AE
15
Y1LW98030
A: Same parts.
B: Parts are usable, but differ in materirals, appearance, finish, size, etc.
Absence of mark indicates non-interchangeability.
Specifications are subject to change without notice.
DEORE XT Front Chainwheel
FC-M770
2
6
7
8
9
9
7
7
-10
10
12
13
5
14
11
15
INTERCHANGE-
ABILITY
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
Feb.-2010-3021
©
Shimano Inc. I
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