Ski-Doo MX Z TNT 600 HO E-TEC, Operator'S Manual, Page: 69 / 120

Grab rear bumper and lift until suspen-
sion is fully extended.
From this point, rear of snowmobile
should collapse by 75 to 125 mm (3 to
5 in) when driver take place. Measure
at rear bumper as shown in next illus-
tration.
C
B
A
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TYPICAL — PROPER ADJUSTMENT
A. Suspension fully extended
B. Suspension has collapse with driver and
load added
C. Distance between dimension “A” and “B”,
must be between 75 to 125 mm (3 to 5 in),
see table for adjustments
Springs Adjustment
”C” CAUSE SOLUTION
75 to
125 mm
(3 to 5 in)
No adjustment required
More than
125 mm
(5 in)
Adjusted
too soft
Increase preload
(see preload
adjustment)
Less than
75 mm
(3 in)
Adjusted
too hard
Decrease preload
(see preload
adjustment)
Preload Adjustment
Perform adjustments one position at a
time. Test run the vehicle under the
same conditions; trail, speed, driver
riding position, etc. Proceed method-
ically until you are satisfied.
NOTE: Left and right adjustment cams
must be set at the same settings.
CAM
POSITIONS
SPRING PRELOAD
1 Minimum
2 Minimum/intermediate
3 Intermediate
4 Intermediate/maximum
5 Maximum
Center Spring — Steering
Behavior
Ride at moderate speed on a trail.
If handlebar seems too easy or too
hard to turn, adjust center spring ac-
cordingly.
CENTER SPRING ADJUSTMENT
HANDLEBAR
(steering
attitude)
PROBLEM SOLUTION
Easy to turn
(neutral)
No adjustment required
Harder to turn
(oversteering)
Adjusted too
soft
Increase
preload
Very easy to turn
(understeering)
Adjusted too
hard
Decrease
preload
Preload Adjustment
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TYPICAL
1. Turn spring preload adjuster to increase or
decrease preload
2. Turn clockwise to increase spring preload
3. Turn counterclockwise to decrease spring
preload
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