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 56-933 2000 - 15 56-933
125.30 22 125.30 22
31 31
16.70 20 16.70 20
59.60 24 59.60 24
4-Stroke Models
Years
Con-Rod
A
B
C
D
E
F
G
EC 250 F EC 300 F EC 450 F
2010 - 15 56-910 2013 - 15 56-910 2013 - 15 56-0321
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
56-992
110
16
20
17
17
58
HONDA 2-Stroke Models
Dimensions (mm)
Years
Con-Rod
A
B
C
D
E
F
G
CR 80/85
1986 - 07 56-889
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
56-983 56-892
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 56-930
1988 - 07
56-912
CRM 125
1990 - 99 56-2927
CR 250 CR 250
1984 - 01
56-933
125.5 18 125.3 22 132.5 23
24 25
2002 - 07 56-169
16.5 16.5
CRM 250
56-0012 56-155
16.5
59.75
CR 500
1988 - 01
144
20
20
24
68
26
4-Stroke Models
Years
Con-Rod
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 56-0300 2004 - 12 56-0300 1997 - 03 56-2958 2004 - 12 56-2958
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
56-162
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
1979 - 83 56-994 1983 - 84 56-162 1981 - 02 56-162 2007 - 16 56-934 2003 - 16 56-2937 2004 - 16 56-935 2004 - 16 56-935
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
-
56-0305 56-987 # 56-0016 56-2938
113 105 116 116
XR 250 XLX 250 XLX 350 XR 400
1986 - 05
57.5 57.5
1996 - 05
56-890
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
2002 - 08 56-205 2009 - 16 56-278 2005 - 16 56-273 1979 - 82 56-2939 1983 - 87 56-893 1985 - 04 56-893 1993 - 16 56-0308 2000 - 07 56-0309
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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