Connecting Rods
Dimensions
A. Center to Center B. Small End Bore C. Big End Bore D. Big End Width E. Small End Width F. Pin Length G. Pin Diameter
GAS GAS
Dimensions (mm)
2-Stroke Models
Years
Con-Rod
A
B
C
D
E
F
G
EC 250 EC 300
1997 - 15 2000 - 15
125.30 22 125.30 22
31 31
16.70 20 16.70 20
59.60 24 59.60 24
56-933 56-933
4-Stroke Models
Years
Con-Rod 56-910 56-910 56-0321
A
B
C
D
E
F
G
EC 250 F EC 300 F EC 450 F
2010 - 15 2013 - 15 2013 - 15
93.50 16 93.50 16 103.50 18
40 40 42
18 18 21
15 15 18
54.80 32 54.80 32 60.75 34
GILERA
Dimensions (mm)
Models
Years
Con-Rod
A
B
C
D
E
F
G
125 RX/RV
110
16
20
17
17
58
56-992
HONDA 2-Stroke Models
Dimensions (mm)
Years
Con-Rod 56-889 56-983 56-892 56-930 56-912 56-2927 56-933 56-169 56-0012 56-155 Con-Rod 56-0300 56-0300 56-2958 56-2958 56-162 56-994 56-162 56-162 56-934 56-2937 56-935 56-935 56-0305 56-987 # 56-0016 56-2938 56-890 56-205 56-278 56-273 56-2939 56-893 56-893 56-0308 56-0309
A
B
C
D
E
F
G
CR 80/85
1986 - 07
97
18 20 18 18 15 16
26 28 28 28 22 24 24 25 32 26
14.15 14.15 45
20 22 22 22 22
125 MBX / NS / NSR / MTX
100 100 104 104 104
16 16 16 16 16 17
16 18 16 16 16 17 20
55 53 54 54 51 60 60
CR 125 CR 125 CR 125
1981 - 84 1985 - 87 1988 - 07 1990 - 99 1984 - 01 2002 - 07
CRM 125
CR 250 CR 250
125.5 18 125.3 22 132.5 23
24 25
16.5 16.5
CRM 250
16.5
59.75
CR 500
1988 - 01
144
20
20
24
68
26
4-Stroke Models
Years
A
B
C
D
E
F
G
XR 50 R CRF 50 F XR 70 R CRF 70 F XL 125R XL 125/185
2000 - 03 2004 - 12 1997 - 03 2004 - 12 1979 - 83 1983 - 84 1981 - 02 2007 - 16 2003 - 16 2004 - 16 2004 - 16
94 94 94 94
13 13 13 13
28 28
14 14
14 14 14 14 18 16 18 18
39 39 39 39 54 54 54 54 50
23 23
30.10 14 30.10 14
25.10 25.10
105.5 15 103.5 15 103.5 15 103.5 15
30 30 38 38 32 30 30 30 41 32 41 38 34 34 33 42 34 38 38 45 50
18 16 18 18
30
XR 200
30 30 25 30 30 33 32
XR 200 R CRF 150R CRF 230F CRF 250R CRF 250X XL 250 S
75.4
14 15 16 16 19 17 19 19
15.75 14
110
18 18 18 20 18 20 20 20 20 20
18 15 15 20 18 20 20 20 18 18
53.8
90 90
53 53 61 58
-
113 105 116 116
XR 250 XLX 250 XLX 350 XR 400
1986 - 05
57.5 57.5
1996 - 05 2002 - 08 2009 - 16 2005 - 16 1979 - 82 1983 - 87 1985 - 04 1993 - 16 2000 - 07
122.6 20 105.5 19
66 61 61 65 60 65 65 71 65
34 34 33 34
CRF 450R CRF 450R CRF 450X XR/XL 500
102
19
105.5 19
19.75 18
141 134 134 132
21 24 24 24
20 23 23 23 23
20 23 23 23 23
XL 600 XR 600
XR 650 L XR 650 R
36 38
140.25 23
# Please note Con-Rod Kit does not include thrust washers
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