Honda 2009 CRF450X User Manual

38 Servicing Your Honda
HONDA O/M CRF450X (Eu) 3RMEY620 00X3R-MEY-6200
Subframe Upright Position
Refer to Safety Precautions on page 25.
The subframe may be adjusted to an upright
position to permit servicing of the rear
suspension and carburetor.
Upright Position
1. Remove the seat (page 35).
2. Remove the right side cover bolt (1) and right
side cover (2).
4. Remove the muffler (page 62).
5. Loosen the screw (7) on the air cleaner
connecting boot clamp (8).
(7) screw
(8) air cleaner connecting boot clamp
6. Loosen the subframe upper mounting bolts (9)
and remove the subframe lower mounting
bolts (10).
(9) subframe upper mounting bolts
(10) subframe lower mounting bolts
7. Lift the subframe (11) as shown.
Tighten the subframe upper mounting bolts to
the specified torque:
49 N·m (5.0 kgf·m, 36 lbf·ft)
(1) right side cover bolt
(2) right side cover
3. Open the air cleaner housing cover (3) by
turning the quick fastener (4)
counterclockwise and remove the left side
cover bolt (5) and left side cover (6).
(2)
(1)
(6)
(5)
(3)
(4)
(8)
(7)
(10)
(9)
90°
(11)
(11) subframe
(3) air cleaner housing cover (5) left side cover bolt
(4) quick fastener (6) left side cover

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