Suzuki GSX-R750 Service Manual page 124

 Crankshaft journal O.D. specification
Code
A
B
C
 09900-20202: Micrometer (25 – 50 mm)
 Bearing thickness specification
Color (Part No.)
Blue
(12229-02H00-0E0)
Yellow
(12229-02H00-0D0)
Brown
(12229-02H00-0C0)
Black
(12229-02H00-0B0)
Green
(12229-02H00-0A0)
NOTE:
Upper and lower crankshaft journal bearings are the same.
INSTALLATION
• When fitting the crankshaft journal bearings to the upper and
middle crankcases, be sure to fix the stopper part A first and
press the other end.

Do not touch the bearing surfaces with your hands.
Grasp by the edge of the bearing shell.
O.D. specification
31.994 – 32.000 mm
(1.2596 – 1.2598 in)
31.988 – 31.994 mm
(1.2594 – 1.2596 in)
31.982 – 31.988 mm
(1.2591 – 1.2594 in)
Thickness
1.504 – 1.507 mm
(0.0592 – 0.0593 in)
1.501 – 1.504 mm
(0.0591 – 0.0592 in)
1.498 – 1.501 mm
(0.0590 – 0.0591 in)
1.495 – 1.498 mm
(0.0589 – 0.0590 in)
1.492 – 1.495 mm
(0.0587 – 0.0589 in)
ENGINE 3-71