9850064 R03 - 2021 650 / 850 Matryx Trail Performance / Crossover Snowmobile Service Manual
© Copyright Polaris Inc.
6.5
CHAINCASE SPROCKET RATIO SPEED CHART
7.063″ (179.4 MM) CHAINCASE
UPPER
SPROCKET
LOWER
SPROCKET
CHAIN LENGTH
RATIO
THEORETICAL VEHICLE SPEED (MPH) AT 1:1 SHIFT
RATIO @ RPM
8050
8250
8450
22
44
72
2.00
86
88
90
22
45
72
2.05
84
86
88
20
42
70
2.10
82
84
86
19
40
68
2.11
82
84
86