Polaris 600 HO IQ CFI Owner's Manual page 52

Rear Suspension Adjustments
Initial Spring Preload Setting (Sag Method)
To determine sag, commonly referred to as ride-in, subtract measure-
ment Y from X (sag=X-Y). If the measured sag is incorrect, adjust the
FRA position and/or rear torsion spring preload.
Suspension Recommended Sag
IQ (121)
M-10 128
(LX)
M-10 136
(Touring)
SwitchBack
(144)
NOTE: This is only an initial setup, and final spring preload may vary
based on rider preference and riding conditions.
4-5 inches (10-13 cm)
3-4 inches (8-10 cm)
3-4 inches (8-10 cm)
5 inches (13 cm)
(see note below)
THE PERFECT FIT
Adjustment
Torsion Spring
Preload
FRA Position &
Rear Track Shock
Spring Preload
FRA Position &
Rear Track Shock
Spring Preload
Torsion Spring
Preload
See
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