Bottom Bracket Assembly

BB-UN55

2 1

S

CA

L A

E

R UNTRID IT G

D

E E

BB

-UN

55

SIN

GA

BC

L

68

PO

RE

1.3

7

MM

110

24

R

2

TL-UN74-S

BB -U N5 4

3

ITEM NO.

SHIMANO CODE NO. Y1AS02300 Y1AS02000 Y1AS02320

1 Y1AS02020 Y1AS02310 Y1AS02200 2 3

Y15507000 Y13009073

DESCRIPTION Left Hand Adapter (B.C.1.37" x 24T) English Thread for (Shell Width 68 mm / MM107) Left Hand Adapter (B.C.1.37" x 24T) English Thread for (Shell Width 68 mm / MM110 / LL113 / D-H / XL118 / D-NL / D-EL) Left Hand Adapter (B.C.1.37" x 24T) English Thread for (Shell Width 73 mm / MM107) Left Hand Adapter (B.C.1.37" x 24T) English Thread for (Shell Width 73 mm / MM110 / LL113 / XL118 / D-NL) Left Hand Adapter (M36 x 24T) Italian Thread for (Shell Width 70 mm / MM107) Left Hand Adapter (M36 x 24T) Italian Thread for (Shell Width 70 mm / MM110 / LL113 / D-H / XL118 / D-NL) Crank Arm Fixing Bolt Adapter Removal Tool (TL-UN74-S)

A: Same parts. B: Parts are usable, but differ in materials, appearance, finish, size, etc. Absence of mark indicates non-interchangeability.

Specifications are subject to change without notice.

INTERCHANGEABILITY

A A Apr.-2011-3281

© Shimano Inc. I