Honda CRF450R 2013 User Manual

Adjustments for Competition 117
Front Suspension Adjustments
17. Drain the fork oil from the outer tube/slider
(29) and oil holes (30) of the fork damper.
18. Place the lower end (axle holder) (26) of the
slider in a vise with a piece of wood or soft
jaws to avoid damage.
NOTICE
Over-tightening the vice can damage the axle
holder.
19. Remove the fork center bolt (31) from the axle
holder (26).
20. Hold the fork center bolt lock nut (32) and
remove the fork center bolt (31) from the fork
damper.
NOTICE
Do not remove the lock nut from the fork damper
piston rod. If the lock nut is removed, the piston
rod will fall in the fork damper and you may not
reassemble the fork damper.
21. Remove the push rod (33) from the fork
damper.
22. Remove the fork damper assembly (34) from
the fork assembly (35).
Remove the fork from the vise.
Remove the O-ring (36).
NOTICE
Do not attempt to separate the fork assembly and
drop the axle holder out from the outer tube, which
can damage the guide bushings (37).
To avoid damage, hold both the outer tube and
slider.
(29) outer tube/slider (30) oil holes
(26) axle holder (31) fork center bolt
(29)
(30)
(26)
(31)
(31) fork center bolt (32) fork center bolt lock nut
(33) push rod
(32)
(31)
(33)
(37) guide bushings
(34) fork damper assembly (36) O-ring
(35) fork assembly
(37)
NO GOOD
(34)
(36)
(35)

Honda CRF450R 2013 Specifications

General

Engine Type	449cc liquid-cooled single-cylinder four-stroke
Bore x Stroke	96.0mm x 62.1mm
Compression Ratio	12.5:1
Induction	PGM-FI, 46mm throttle body
Transmission	Close-ratio five-speed
Final Drive	#520 Chain; 13T/48T
Front Brake	Single 240mm disc with twin-piston caliper
Rear Brake	Single 240mm disc
Front Tire	80/100-21
Rear Tire	120/80-19
Wheelbase	58.7 inches
Seat Height	37.6 inches
Fuel Capacity	1.7 gallons
Ground Clearance	13.0 inches
Front Suspension	48mm inverted Kayaba PSF (Pneumatic Spring Fork) with air-adjustable spring rate, rebound and compression damping adjustability; 12.2 inches travel
Rear Suspension	Pro-Link single shock with adjustable spring preload, rebound and compression damping adjustability; 12.4 inches travel
Trail	4.6 inches