6.2
Drive and Brake Systems
9923396 - 2007-2012 EDGE/Widetrak LX Service Manual
©2011 Polaris Sales Inc.
GEAR RATIO TABLES
7.92 C.D. Chaincase Jackshaft RPM / MPH
The following tables show the acceptable upper and lower
gear combinations for the 7.92 C.D. (EDGE) chaincase
along with the corresponding drive chain.
The MPH is a mathematical number and would occur
when the drive and driven clutches are at a 1:1 ratio
(spinning at the same RPM).
CAUTION
To prevent premature gear, chain and/or tensioner wear
do not install gear/chain combinations that are not listed
in the table.
Top Gear
25
25
25
25
24
24
24
24
24
23
23
23
23
22
22
22
22
Bottom
Gear
37
38
40
41
37
38
39
41
42
38
39
42
43
37
39
40
43
7.92
Chain
74
74
76
76
74
74
74
76
76
74
74
76
76
72
74
74
76
Gear
Ratio
1.48 1.52 1.60 1.64 1.54 1.58 1.63 1.71 1.75 1.65 1.70 1.83 1.87 1.68 1.77 1.82 1.95
Jackshaft
RPM
MPH
6000
87 85 81 79 84 81 79 75 74 78 76 71 69 77 73 71 66
6250
91 88 84 82 87 85 83 79 77 81 79 74 72 80 76 74 69
6500
94 92 87 85 91 88 86 82 80 84 82 76 75 83 79 77 71
6750
98 95 91 88 94 92 89 85 83 88 85 79 78 86 82 80 74
7000
102 99 94 92 98 95 93 88 86 91 89 82 80 89 85 83 77
7250
105
102 97 95 101 98 96 91 89 94 92 85 83 93 88 86 80
7500
109
106
101 98 104
102 99 94 92 97 95 88 86 96 91 89 82
7750
112 110 104 101 108 105 102 97 95 101 98 91 89 99 94 92 85
8000
116 113 107 105 111 109 106 101 98 104 101 94 92 102 97 95 88
8250
120 117 111 108 115 112 109 104 101 107 104 97 95 105 100 97 91
8500
123 120 114 111 118 115 112 107 104 110 108 100 98 109 103 100 93
8750
127 124 117 115 122 119 116 110 107 114 111 103 101 112 106 103 96
9000
131 127 121 118 125 122 119 113 110 117 114 106 103 115 109 106 99
