Rotax RM 1 Benutzerhandbuch Seite 127

Gear ratio 1st gear
Number of teeth of
primary drive gear
32
33
34
35
36
37
38
gear ratio of 1st gear (cannot be changed)
Gear ratio 2nd gear
Number of teeth of
primary drive gear
32
33
34
35
36
37
38
gear ratio of 2nd gear (cannot be changed)
Note: To facilitate the change of gear ratio it is recommended to carry for each gear ratio a
clutch drum with a pre-assembled primary drive gear and the respective secondary
gear.
Note: To allow easier matching of primary and secondary gears please note: The sum of
the last digits of the teeth number must always be 7 or 17 (35 / 62).
Seite/page 127/132
Operator`s Manual RM1
Number of teeth of
secondary drive gear
65
64
63
62
61
60
59
Number of teeth of
secondary drive gear
65
64
63
62
61
60
59
ROTAX KART RM1
Traditional gear
ratio
gear ratio (in sprocket sizes)
8,65 10 to 87
8,26 11 to 91
7,89 11 to 87
7,55 12 to 90
7,22 12 to 87
6,91 12 to 83
6,61 12 to 80
4,26
Traditional gear
ratio
(in sprocket
gear ratio sizes)
6,52 14 to 91
6,23 14 to 87
5,95 14 to 83
5,69 14 to 79
5,44 14 to 76
5,21 14 to 73
4,98 15 to 75
3,21
theoretical max. speed
(at 12.500 r.p.m. and wheel
diam. 870 mm / 34,25 in.)
75
79
83
86
90
94
99
theoretical max. speed
(at 12.500 r.p.m. and wheel
diam. 870 mm / 34,25 in.)
100
105
110
115
120
125
131
Ausgabe/Edition 05/2003