Honda 2009 CRF450X User Manual

HONDA O/M CRF450X (Eu) 3RMEY620 00X3R-MEY-6200
Front Suspension Adjustments
Adjustments for Competition 117
(1) fork damper (3) lock nut wrench
(2) fork cap assembly
1. Place the fork damper (1) in a vise with a
piece of wood or soft jaws to avoid damage.
2. Loosen the fork cap assembly (2) while
holding the fork damper using a lock nut
wrench (3).
(1) fork damper (2) fork cap assembly
4. Empty the fork oil from the oil holes (4) of
the fork damper spring chamber (5) by
pumping the damper rod several times.
(4) oil holes (5) fork damper spring chamber
5. Clean the fork cap and fork damper threads.
(1) fork damper
7. Pump the fork damper piston rod (6) slowly
several times to bleed the air from the fork
damper (1).
(1) fork damper (6) fork damper piston rod
(1)
(3)
(2)
(2)
(1)
(5)
(4)
(1)
(1)
(6)
6. Extend the fork damper piston rod to maximum.
Pour the recommended fork oil into the fork
damper (1).
Recommended Oil:
Honda ULTRA CUSHION OIL SPECIAL
5W or equivalent
Recommended Amount:
192 cm
3
(6.5 US oz, 6.8 Imp oz)
3. Remove the fork cap assembly (2) from the
fork damper (1).
Be careful not to damage the fork cap bushing.
Do not disassemble the fork cap assembly.
Replace the fork cap as an assembly if it is
damaged.
Damper Oil Change
(cont’d)

Honda 2009 CRF450X Specifications

General

Engine Type	449cc liquid-cooled single-cylinder four-stroke
Bore x Stroke	96.0mm x 62.1mm
Compression Ratio	12.0:1
Induction	Keihin 40mm flat-slide carburetor
Transmission	Wide-ratio five-speed
Final Drive	#520 chain; 13T/51T
Rear Suspension	Pro-Link Showa single shock with spring preload, 17-position rebound damping adjustability, and compression damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns); 12.4-inch travel
Front Brake	Single 240mm disc with twin-piston caliper
Rear Brake	Single 240mm disc
Front Tire	80/100-21
Rear Tire	110/100-18
Wheelbase	58.3 inches
Seat Height	37.6 inches
Fuel Capacity	1.9 gallons
Front Suspension	47mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability; 12.4 inches travel
Ignition	CD with electronic advance