Polaris 2005 RMK 900 Owner's Manual page 51

THE PERFECT FIT
IQ Rear Suspension Adjustments
Rear Torsion Spring Tension
To adjust rear torsion spring tension, rotate the three-position cam
using the engine spark plug tool.
Different rate torsion springs are available if a firmer ride is desired.
Contact your dealer for more information.
The following information is provided only as a guideline to be used
for initial suspension set-up. Your set-up may vary based on your
desired riding style.
3a
3b
2a
2b
4a
4b
4c
1
1 - Turn screw clockwise to stiffen compression (Standard)
2a - Limiter strap in high position increases ski pressure
2b - Limiter strap in low position decreases ski pressure
3a - Turn the knob to the left for a softer ride (Premium)
3b - Turn the knob to the right for a stiffer ride (Premium)
4a - Soft Tension - long end of cam to front
4b - Medium tension - short end of cam up
4c - Firm tension - long end of cam up
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