Specifications - Honda crf250r 2012 Owner's Manual

Item English
Dimension
Overall length 85.9 in
Overall width
32.6 in
Overall height
50.0 in
Wheelbase 58.6 in
Seat height
37.4 in
Footpeg height
16.5 in
Ground clearance 12.7 in
Frame
Type Twin tube
Telescopic fork
F. suspension travel 10.8 in (275 mm)
stroke 12.2 in (310 mm)
Pro-link
R. suspension
travel 12.3 in (313 mm)
80/100 – 21 51M
Front tire
DUNLOP
100/90 – 19 57M
Rear tire
DUNLOP
Tire type bias-ply, tube
Tire pressure, front (cold) 15 psi (100 kPa, 1.0 kgf/cm
Tire pressure, rear (cold) 15 psi (100 kPa, 1.0 kgf/cm
Single disc brake
F. brake, swept area
2
51.8 in (334.5 cm
Single disc brake
R. brake, swept area
2
60.6 in (391.1 cm
unleaded gasoline, pump
octane number of 91 or
Fuel
higher
Fuel capacity 1.5 US gal
Caster angle
27˚23'
Trail length 4.6 in
Fork oil capacity
12.6 US oz
(except fork damper)
Metric Item
Engine
Type
2,181 mm
827 mm
Cylinder arrangement
1,271 mm
Bore and stroke
1,489 mm
951 mm
Displacement
418 mm
Compression ratio
322 mm
Valve clearance
(cold)
Engine oil capacity
After draining
After draining and
oil filter change
After disassembly
MX51F
Transmission oil
capacity
After draining
MX51
After disassembly
Throttle body
2
)
Identification number
2
)
Idle speed
2 Cooling system
)
Cooling capacity after
2 draining
)
after disassembly
5.7R
118 mm
3
372 cm
English Metric
Drive train
Liquid cooled, 4-stroke Clutch type
Single 5˚ inclined from Transmission
vertical
Primary reduction
76.8 x 53.8
3.02 x 2.12 in Gear ratio I
mm
Gear ratio II
3
15.22 cu-in 249.4 cm
Gear ratio III
13.2 : 1
Gear ratio IV
0.005 ± 0.001 in
Intake:
(0.12 ± 0.03 mm) Gear ratio V
0.011 ± 0.001 in
Exhaust:
Final reduction
(0.28 ± 0.03 mm)
Gear shift pattern
0.70 US qt
0.67R
Electrical
Ignition
0.73 US qt
0.69R
Starting system
0.90 US qt 0.85R
Spark plug :
Standard
0.72 US qt 0.68R
Spark plug gap
0.79 US qt 0.75R
GQ26A
2,000 ± 100 rpm
1.09 US qt 1.03R
1.16 US qt 1.10R

Specifications

Item English Metric
Wet, multi-plate type
5-speed, constant mesh
3.166
2.357
1.888
1.555
1.333
1.136
3.769
Left foot-operated return
system 1-N-2-3-4-5
ECM
Kickstarter
NGK R0451B-8
0.024 – 0.028 in
(0.6 – 0.7 mm)
149
Technical Information