APRILIA SHIVER 900 Service Station Manual page 54

Characteristics
** Crank pin selection class.
*** Progressive traceability number and date.
Class
0
1
2
3
See also
Removing the flywheel cover
BEARINGS
Since the connecting rod has only one size category, the bearing must be selected based exclusively
on the crank pin's size class.
Crank pin diameter
Shaft class 0
Shaft class 1
Shaft class 2
Shaft class 3
CONNECTING RODS
Spare parts are not available for all the weight classes, but only the four most significant; for the se-
lection, please refer to the following table:
Class by shaft weight
E1
E2
E3
E4
E5
E6
E7
CAUTION
THE CONNECTING RODS FOR THE SAME CRANKSHAFT MUST BE OF THE SAME WEIGHT
CLASS AND MUST HAVE THE SAME TYPE OF CRANKSHAFT COUPLING.
DURING RE-ASSEMBLY, ALSO MAKE SURE THAT THE HALF BEARINGS ARE OF THE SAME
CLASS.
See also
Removing the flywheel cover
CHAR - 54
SHAFT CATEGORY
Crank pin diameter (mm)
42.000 - 42.006 mm (1.65354 - 1.65377 in)
41.994 - 42.000 mm (1.65330 - 1.65354 in)
41.988 - 41.994 mm (1.65307 - 1.65330 in)
41.982 - 41.988 mm (1.65283 - 1.65307 in)
BEARINGS
CONNECTING RODS
SHIVER 900
Connecting rod class 1
Half bearings E (green)
Half bearings A (red)
Half bearings B (blue)
Half bearings C (yellow)
Weight range (g)
450-455
455-460
460-465
465-470
470-475
475-480
480-485