Honda CRF450X 2006 Service Manual

,
813 car ef ul no! to
scratch the slider
end nor to da mage
the d ust S6al.
FRONT WHEEL/SUSPENSION/STEERING
DISASSEMBLY
Clean the fork assembly, the sliding surface of the
fork slider and the bottom of the slider afound the
center bolt before disassembling the fork.
Measure the length between the axle holder and
outer tube, and record it before disassembling the
fork.
Hold the oute r tube and remove the fork damper
using the special tool.
TOOL:
Lock nut wrench, 50 mm 07WMA·KZ30100
Slide the outer tube down onto the axle holder.
Drain the fork oil from the fork leg.
Drain the fork oil from the oil hole (After '07: oil
holes) in the fork damper.
T emporarily install the fork d amper assembly into
the oute r tube.
'05 - ' 07 show n:
FORK DAMPER
OUTER TUBE
' 05 - ' 07 shown:
OIL HOLE
FORK
DAMPER ASSEMBLY
OUTER TUBE --'
14-15

Honda CRF450X 2006 Specifications

General

Displacement	449 cc
Bore x Stroke	96.0 mm x 62.1 mm
Compression Ratio	12.0:1
Transmission	5-speed
Final Drive	#520 chain; 13T/51T
Front Brake	Single 240 mm disc with twin-piston caliper
Rear Brake	Single 240 mm disc
Front Tire	80/100-21
Rear Tire	110/100-18
Wheelbase	58.3 inches
Engine Type	Liquid-cooled single-cylinder four-stroke
Fuel System	Keihin 40mm flat-slide carburetor
Valve Train	Unicam, 4-valve
Induction	Keihin 40 mm flat-slide carburetor with Throttle Position Sensor (TPS)
Ignition	CD with electronic advance
Front Suspension	47mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability; 12.4 inches travel
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 inches travel