Honda CBR125R, Owner'S Manual

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GENERAL INFORMATION
1-9
ALTERNATOR/STARTER CLUTCH SPECIFICATIONS
Unit: mm (in)
CRANKSHAFT/BALANCER/TRANSMISSION SPECIFICATIONS
Unit: mm (in)
ITEM STANDARD SERVICE LIMIT
Starter driven gear I.D. 22.010 – 22.031 (0.8665 – 0.8674) 22.08 (0.869)
O.D. 45.660 – 45.673 (1.7976 – 1.7981) 45.60 (1.795)
ITEM STANDARD SERVICE LIMIT
Crankshaft Runout – 0.03 (0.001)
Connecting rod big end radial clear-
ance
0.006 – 0.014 (0.0002 – 0.0006) 0.05 (0.002)
Connecting rod big end side clearance 0.40 – 0.60 (0.016 – 0.024) 0.85 (0.033)
Transmission Gear I.D. M5, M6 20.000 – 20.021 (0.7874 – 0.7882) 20.05 (0.789)
C1 18.000 – 18.021 (0.7087 – 0.7095) 18.07 (0.711)
C2 23.020 – 23.041 (0.9063 – 0.9071) 23.09 (0.909)
C3, C4 22.020 – 22.041 (0.8669 – 0.8678) 22.10 (0.870)
Bushing O.D. M5, M6 19.959 – 19.980 (0.7858 – 0.7866) 19.91 (0.784)
C1 17.959 – 17.980 (0.7070 – 0.7079) 17.90 (0.705)
C2 22.984 – 23.005 (0.9049 – 0.9057) 22.47 (0.885)
Gear-to-bushing
clearance M5, M6, C1 0.020 – 0.062 (0.0008 – 0.0024) 0.10 (0.004)
C2 0.015 – 0.057 (0.0006 –0.0022) 0.10 (0.004)
Bushing I.D. M5 17.000 – 17.018 (0.6693 – 0.6700) 17.04 (0.671)
C1 15.000 – 15.018 (0.5906 – 0.5913) 15.10 (0.594)
C2 20.020 – 20.041 (0.7882 – 0.7890) 20.10 (0.791)
Mainshaft /
countershaft O.D. at M5 bushing 16.966 – 16.984 (0.6680 – 0.6687) 16.93 (0.667)
at C1 bushing 14.966 – 14.984 (0.5892 – 0.5899) 14.90 (0.587)
at C2 bushing 19.978 – 19.989 (0.7865 – 0.7870) 19.92 (0.784)
Bushing-to-shaft
clearance M5, C1 0.016 – 0.052 (0.0006 – 0.0020) 0.10 (0.004)
C2 0.031 – 0.063 (0.0012 – 0.0025) 0.10 (0.004)
Shift fork,
shift fork
shaft Shift fork shaft O.D. 9.986 – 9.995 (0.3931 – 0.3935) 9.93 (0.391)
Shift fork I.D. 10.000 – 10.018 (0.3937 – 0.3944) 10.03 (0.395)
Shift fork claw thickness 4.93 – 5.00 (0.194 – 0.197) 4.82 (0.190)
Shift drum Shift drum O.D. Right side 25.959 – 25.980 (1.0220 – 1.0228) 25.90 (1.020)
Left side 24.959 – 24.980 (0.9826 – 0.9835) 24.90 (0.980)
Shift drum journal
I.D. Right side 26.000 – 26.021 (1.0236 – 1.0244) 26.50 (1.043)
Left side 25.000 – 25.033 (0.9843 – 0.9855) 25.50 (1.004)
Shift drum-to-shift
drum journal
clearance Right side 0.020 – 0.062 (0.0008 – 0.0024) 0.07 (0.003)
Left side 0.020 – 0.074 (0.0008 – 0.0029) 0.08 (0.003)