Honda CRF250R 2006 - Specifications

Specifications
Technical Information 141
Overall length
Overall width
Overall height
Wheelbase
Seat height
Footpeg height
Ground clearance
Item English
85.5 in
32.6 in
50.3 in
58.2 in
38.0 in
17.6 in
14.2 in
Metric
Type
Dimension
Frame
F. suspension
R. suspension
Front tire
Twin tube
Telescopic fork
travel 11.0 in (279 mm)
stroke 12.4 in (315 mm)
Pro-link
travel 12.3 in (313 mm)
80/100 – 21 51M
DUNLOP D742F
Rear tire
100/90 – 19 57M
DUNLOP
15 (100, 1.0)Tire pressure, front (cold)
15 (100, 1.0)Tire pressure, rear (cold)
D756
Fork oil capacity
(except fork damper
per leg)
F. brake, swept area
R. brake, swept area
Fuel capacity
Caster angle
Trail length
Single disc brake
51.8 in
2
(334.5 cm
2
)
Single disc brake
60.6 in
2
(391.1 cm
2
)
27.50˚
1.9 US gal
4.8 in
12.5 US oz
369 cm
3
123 mm
7.3 liter
Item English
3.07 x 2.06 in
0.24 in
Cylinder arrangement
Bore and stroke
Displacement
Compression ratio
Valve clearance Intake:
Exhaust:
0.005 ± 0.001 in
(0.12 ± 0.03 mm)
0.011 ± 0.001 in
(0.28 ± 0.03 mm)
Engine oil capacity
After draining
After draining and
oil filter change
After disassembly
After disassembly
Transmission oil
capacity
After draining
Type
Identification number
Main jet (standard)
Jet needle (standard)
Piston valve
FCR01C
# 172
NHFS
Needle clip position
(standard)
Slow jet (standard)
Pilot screw opening
Float level
Idle speed
Liquid cooled, 4-stroke
Single 10˚ inclined from
vertical
0.70 US qt
0.73 US qt
0.90 US qt
0.63 US qt
0.74 US qt
3rd groove
# 40
1–3/4 turns out
1,700 ± 100 rpm
Type
Metric
660 cm
3
690 cm
3
850 cm
3
600 cm
3
700 cm
3
78.0 x 52.2
mm
6.0 mm
Engine
Carburetor
12.9 : 1
Clutch type
Transmission
Primary reduction
Gear ratio I
Gear ratio II
Gear ratio III
Gear ratio IV
Gear ratio V
Final reduction
Item English Metric
Drive train
Electrical
Wet, multi-plate type
5-speed, constant mesh
3.166
2.142
1.750
1.450
1.227
1.041
3.923
Gear shift pattern
Ignition
Starting system
Spark plug :
Standard
For extended high
speed riding
ICM
Kickstarter
Left foot-operated return
system 1-N-2-3-4-5
NGK R0409B-8
NGK R0409B-9
Spark plug gap
0.024 – 0.028 in
(0.6 – 0.7 mm)
2,172 mm
827 mm
1,277 mm
1,479 mm
965 mm
446 mm
361 mm
15.2 cu-in 249.4 cm
3