Honda CRF450L 2019 User Manual

Specifications
(cont’d)
Technical Information 179
Item English Metric
Dimension
Overall length 89.8 in 2,280 mm
Overall width 32.5 in 825 mm
Overall height 49.6 in 1,260 mm
Wheelbase 59.1 in 1,500 mm
Seat height 37.0 in 940 mm
Footpeg height 15.7 in 400 mm
Ground clearance 12.4 in 315 mm
Frame
Type Twin tube
F. suspension
Telescopic fork,
travel 10.55 in (268 mm)
stroke 12.01 in (305 mm)
R. suspension
Pro-link,
travel 11.81 in (300 mm)
Tire size, front
80/100-21 M/C 51P
IRC GP-21F
Tire size, rear
120/80-18 M/C 62P
IRC GP-22R
Tire type bias-ply, tube
Tire pressure, front
(cold)
22 psi (150 kPa, 1.50 kgf/cm
2
)
Tire pressure, rear
(cold)
22 psi (150 kPa, 1.50 kgf/cm
2
)
Minimum tread
depth, front
0.12 in 3.0 mm
Minimum tread
depth, rear
0.12 in 3.0 mm
F. brake, swept area
Single disc brake
56.0 in
2
(361.0 cm
2
)
R. brake, swept
area
Single disc brake
60.5 in
2
(390.3 cm
2
)
Fuel
unleaded gasoline, pump octane
number of 91 or higher
Fuel tank capacity
2.01 US gal 7.6 ℓ
Caster angle 28°30’
Trail length 4.8 in 122 mm
Fork oil capacity
(except damper)
12.0 US oz 355 cm
3
Fork oil capacity
(damper)
8.2 US oz 243 cm
3
Capacities
Passenger capacity Operator only
Maximum weight
capacity
220 lb 100 kg
Item English Metric
Engine
Type Liquid cooled, 4-stroke
Cylinder
arrangement
Single 10° inclined
from vertical
Bore and stroke 3.78 x 2.44 in 96.0 x 62.1 mm
Displacement 27.4 cu-in 449 cm
3
Compression ratio 12.0 : 1
Valve clearance
(cold)
Intake: 0.004 ± 0.001 in
(0.11 ± 0.03 mm)
Exhaust:0.011 ± 0.001 in
(0.28 ± 0.03 mm)
Engine oil capacity
after draining 1.16 US qt 1.10 ℓ
after draining and
oil filter change
1.22 US qt 1.15 ℓ
after
disassembly
1.53 US qt 1.45 ℓ
Throttle body
Identification
number
GQ2HA
Idle speed 1,800 ± 100 rpm
Cooling system
Cooling capacity
after draining 1.20 US qt 1.14 ℓ
after
disassembly
1.31 US qt 1.24 ℓ

Honda CRF450L 2019 Specifications

General

Engine Type	449cc liquid-cooled single-cylinder four-stroke
Bore x Stroke	96.0mm x 62.1mm
Compression Ratio	12.0:1
Fuel System	Programmed Fuel Injection (PGM-FI), 46mm throttle body
Transmission	6-speed
Rear Brake	Single 240mm disc
Front Tire	80/100-21
Rear Tire	120/80-18
Rake (Caster Angle)	28.5°
Wheelbase	58.9 inches
Seat Height	37.1 inches
Fuel Capacity	2.0 gallons
Ignition	Full transistorized ignition
Ground Clearance	12.4 inches
Front Suspension	49mm inverted fork; 12.0 inches of travel
Rear Suspension	Pro-Link Showa single shock, adjustable spring preload, compression and rebound damping
Front Brake	Single 260mm disc
Curb Weight	289 pounds
Valve Train	Unicam four-valve
Final Drive	Chain
Trail	4.6 inches (118mm)