Honda CRF450X User Manual

Maintenance Schedule
Summary of Maintenance Schedule Notes and
Procedures;
NOTES:
1. Service more frequently when ridden in wet
or dusty conditions.
2. California only.
3. Replace every 2 years. Replacement requires
mechanical skill.
Servicing Your Honda 27
FUEL LINE
FUEL STRAINER SCREEN
THROTTLE OPERATION
AIR CLEANER
CRANKCASE BREATHER
SPARK PLUG
VALVE CLEARANCE
ENGINE OIL
ENGINE OIL FILTER
DECOMPRESSOR SYSTEM
ENGINE IDLE SPEED
RADIATOR COOLANT
COOLING SYSTEM
SECONDARY AIR SUPPLY SYSTEM
TRANSMISSION OIL
DRIVE CHAIN
DRIVE CHAIN SLIDER
BRAKE FLUID
BRAKE PAD WEAR
BRAKE SYSTEM
HEADLIGHT AIM
CLUTCH SYSTEM
SIDE STAND
SUSPENSION
SPARK ARRESTER
NUTS, BOLTS, FASTENERS
WHEELS/TIRES
STEERING HEAD BEARINGS
(NOTE 1)
(NOTE 2)
(NOTE 3)
(NOTE 2)
(NOTE 1)
(NOTE 1)
(NOTE 3)
I
R
R
I
I
I
R
I, L
I
I
I
I
I
I
C
I
I
I
R
R
I
I
I
R
I
I
I
I
I
I
C
I
C
I
I
I
R
R
I
I
I
I
I
R
I
I
I
I
I
I
I
I
I
I
C
I
I
I
R
R
I
I
I
R
I
I
I
I
I
I
C
I
C
I
I
I
R
R
I
I
R
I
I
R
R
I
I
I
I
I
I
I
I
I
41
42
55
51
53
61
66
44
44
–
136
49,50
49
–
47
95,96,97
97
88
90
87
103
56
94
83,84
65
99
91,92
98
FREQUENCY
ITEMS
EMISSION REALATED ITEMSNON-EMISSION REALATED ITEMS
NOTE
mi
km
Month
100
150
1
600
1,000
6
1,200
2,000
12
I, L: every 300 mi (500 km) or 3 months
I, L: every 300 mi (500 km) or 3 months
C: every 1,000 mi (1,600 km) or
every 100 operating hours
1,800
3,000
18
2,400
4,000
24
Refer
to
Page:
Whichever
Comes First
Initial
Maint
Regular Maint Interval
Should be serviced by your Honda dealer, unless the owner has the proper tools and service data and are mechanically qualified. Refer to the
official Honda Service Manual (page 168).
In the interest of safety, we recommended these items be serviced only by your Honda dealer.
*
**
MAINTENANCE SCHEDULE – REGULAR OFF-ROAD USE (NON-COMPETITION)

Honda 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	Programmed Fuel Injection (PGM-FI), 46mm throttle body
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
Fuel Capacity	2.0 gallons
Final Drive	#520 chain; 13T/51T
Front Suspension	49mm leading-axle inverted telescopic Showa fork; fully adjustable
Rear Suspension	Pro-Link Showa single shock with spring preload adjustability
Trail	4.6 inches
Curb Weight	275 pounds (Includes all standard equipment, required fluids and a full tank of fuel—ready to ride)
Rake	27.0°