
TUNE YOUR RIDE
Suspension Adjustment
Guidelines
Your vehicle handling and comfort de-
pend upon suspension adjustments.
WARNING
Suspension adjustment could af-
fect vehicle handling. Always take
time to familiarize yourself with
the vehicle's behavior after any
suspension adjustment has been
made.
Choice of suspension adjustments
vary with vehicle load, personal pref-
erence, riding speed and terrain condi-
tion.
The best way to set up the suspension,
is to start from factory settings, then
customize each adjustment one at a
time.
Front and rear adjustments are interre-
lated. It may be necessary to readjust
the rear shock absorbers after adjust-
ing front shock absorbers for instance.
Test run the vehicle under the same
conditions;
trail, speed, load, etc.
Change one adjustment and retest.
Proceed methodically until you are sat-
isfied.
Suspension Factory Settings
FRONT SUSPENSION FACTORY SETTINGS
ADJUSTMENT
MODEL
FACTORY SETTING
HD5
Cam position 1 (soft)
Spring preload
HD8 and HD10
Cam position 1 (soft)
REAR SUSPENSION FACTORY SETTINGS
ADJUSTMENT
MODEL
FACTORY SETTING
HD5
Cam position 1 (soft)
Spring preload
HD8 and HD10
Cam position 1 (soft)
Suspension Adjustments
Spring Preload Adjustment
Shorten the spring for a firmer ride and
rough riding condition or when pulling a
trailer.
Lengthen the spring for a softer ride
and smooth riding condition.
WARNING
The left and right shock adjust-
ment on front or rear suspension
must always be set to the same
position. Never adjust one shock
only.
Uneven
adjustment
can
cause poor handling and loss of
stability, which could lead to an ac-
cident.
Lift the vehicle. Spring length should
be equal on both sides.
NOTE:
Spring preload affects ground
clearance.
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Summary of Contents for 2018 Defender Series
Page 10: ...TABLE OF CONTENTS 8 _______________...
Page 11: ...SAFETY INFORMATION ________ SAFETY INFORMATION ________ 9...
Page 34: ...IMPORTANT ON PRODUCT LABELS EN 704906754A DEC 32 _______ SAFETY INFORMATION ________...
Page 49: ...VEHICLE INFORMATION _______________ 47...
Page 69: ...EQUIPMENT tmo2016 010 108_a TYPICAL tmo2016 010 111_a TYPICAL _______________ 67...
Page 98: ...LIFTING AND SUPPORTING THE VEHICLE This page is intentionally blank 96 ______________...
Page 99: ...MAINTENANCE _______________ 97...
Page 133: ...TECHNICAL INFORMATION ______________ 131...
Page 149: ...TROUBLESHOOTING ______________ 147...
Page 155: ...WARRANTY ______________ 153...
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Page 175: ...CUSTOMER INFORMATION ______________ 173...
Page 179: ...CHANGE OF ADDRESS OWNERSHIP ______________ 177...
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Page 181: ...CHANGE OF ADDRESS OWNERSHIP ______________ 179...
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Page 183: ...CHANGE OF ADDRESS OWNERSHIP NOTES ______________ 181...
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