Optional Parts List - Honda CRF450X 2020 Owner's Manual & Competition Handbook

Optional Parts List

Optional Parts List

These parts and tools may be ordered from your
authorized dealer.
FRAME Remarks
Driven sprocket < >: Drive chain links
51 Teeth, Aluminum
Standard
<114>
Drive chain RK520EXU/120LJFZ
size/link
Handlebar
lower holder
Standard 0.1 in (3 mm) offset
Optional no offset
TOOLS Remarks
Pin spanner A To adjust spring preload.
(two spanners required)
Workstand For maintenance
Air gauge For checking tire air pressure
178
Technical Information
FRAME Remarks
Fork spring 28.6 Ibf/in (5.0 N/mm)
Standard
2 scribe marks or
(Medium)
no mark
(factory products)
Optional
Soft 27.4 Ibf/in (4.8 N/mm)
No mark
Stiff 29.7 Ibf/in (5.2 N/mm)
3 scribe marks
FRAME Remarks
Shock spring 296.9 lbf/in (52 N/mm)
Standard
No mark
(Medium)
(factory products)
Red paint
(aftermarket parts)
Optional
Soft 285.5 lbf/in (50 N/mm)
Pink paint
Stiff 308.3 lbf/in (54 N/mm)
White paint
The standard fork spring and shock spring
mounted on the motorcycle when it leaves the
factory are not marked. Before replacing the
springs, be sure to mark them so they can be
distinguished other optional springs.