Polaris FST Touring - Manual (Page 58)

55
THE PERFECT FIT
FAST M-10 Rear Suspension Adjustments
Static Sag and Ride Height Settings
3. Subtract Y from X and you will have the SAG setting (X - Y = sag
setting. Example: 21 - 17 = 4). The correct amount of SAG for
the FAST M-10 rear suspension is 3-4 inches (8-10 cm).
If the measured sag is incorrect, adjust the FRA position and rear
spring preload. See pages 56--57.
X Y