Honda CRF450RX 2020 Owner's Manual & Competition Handbook page 2

ADJUSTMENTS FOR COMPETITION... 139
Engine Mode Select Button .......................... 140
Current Mode ............................................ 140
Mode Selection.......................................... 140
Honda Selectable Torque Control ................ 141
Current Mode ............................................ 141
Mode Selection.......................................... 141
HRC-Launch Control System ...................... 142
Front Suspension Adjustments ..................... 143
Front Suspension Air Pressure .................. 143
Front Suspension Damping ....................... 144
Fork Springs .............................................. 144
Fork Oil Adjustment.................................. 145
Rear Suspension Adjustments ...................... 146
Rear Suspension Spring Pre-Load............. 146
Rear Suspension Damping ........................ 147
Rear Suspension Race Sag ........................ 149
Suspension Adjustments for Track
Conditions .................................................... 151
Suspension Adjustment Guidelines .............. 152
Tuning Tips .................................................. 155
Spark Plug Reading................................... 155
Chassis Adjustments ..................................... 156
Rear End.................................................... 156
Fork Height/Angle..................................... 156
Wheelbase ................................................. 156
Gearing ......................................................... 157
Tire Selection for Track Conditions ............. 158
Personal Fit Adjustments .............................. 159
Control Positioning ................................... 159
Handlebar Position, Width & Shape ......... 159
TIPS...............................................................161
Transporting Your Motorcycle .....................162
Storing Your Honda ......................................163
Preparation for Storage ..............................163
Removal from Storage ...............................163
You & the Environment ................................164
Troubleshooting ............................................165
TAKING CARE OF THE
UNEXPECTED ............................................167
If a Fuse Blows .............................................168
If Your Battery Is Low (or Dead) .................169
TECHNICAL INFORMATION.................171
Vehicle Identification ....................................172
Serial Numbers ..........................................172
Specifications ................................................173
Torque Specifications ...................................175
Nuts, Bolts, Fasteners ................................175
Oxygenated Fuels ..........................................178
Competition Logbook ...................................179
Optional Parts List ........................................181
Spare Parts & Equipment ..............................182
Spare Parts .................................................182
General Tools.............................................182
Honda Special Tools..................................182
Chemical Products .....................................182
Other Products ...........................................182
Wiring Diagram ............................................183
CONSUMER INFORMATION .................185
Authorized Manuals ......................................186
Contacting Honda .........................................187
Your Honda Dealer .......................................188
INDEX .......................................................... 190
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