2009 Honda CRF50F
Introduction
Widely recognised as the quintessential mini bike,
the CRF50F is Honda’s longest-running off-road
model and the choice of first-time riders the world
over. Its inverted fork, 49cc four-stroke engine and
easy-shifting three-speed gearbox with automatic clutch
make the CRF50F a cinch to ride. Built strong and
solid, with aggressive big bike styling and a low
550mm seat height, this CRF will soon have the fun
meters of the smallest riders in the family running
red - Honda red.
Key Features
- Low-emissions engine design meets the most rigorous
off-road emissions standards
- Narrow, 110mm-wide race-style seat, slim fuel
tank, and extra-low, 549mm seat height provide excellent
comfort and mobility for a broad range of young
riders
- Adjustable throttle limiter
- Keyed ignition switch prevents unauthorised use
- Motocross-style handlebar with padded protector
- Small-size control levers enhance young rider
comfort and confidence
- High-quality, comfortable grips
- Small overall size and light weight simplify
transport
- Easy-access washable foam air filter simplifies
maintenance
- Folding, ridged footpegs offer secure footing
even in muddy conditions
- Durable plastic fenders are nearly indestructible
- CRF-R-inspired bodywork, colours and graphics
Engine
- Dependable 49cm3 SOHC four-stroke engine develops
smooth, easy-to-use power
- 10 : 1 compression ratio ensures good performance
- Maintenance-free Capacitor Discharge ignition
(CDI) and automatic camchain tensioner
- 13mm piston-valve carburettor offers excellent
fuel mileage and throttle response throughout the
rpm range
- Smooth-shifting 3-speed transmission with automatic
clutch offers simple operation and easy takeoffs
- Durable #420 drive chain provides dependable
operation and low maintenance
- Exhaust silencer equipped with spark arrester
provides efficient and quiet operation
- Closed crankcase ventilation system safeguards
against engine oil contamination
Chassis
- High-tensile steel frame and swingarm offer excellent
balance of strength and compliance
- Inverted telescopic front fork offers a plush
88.9mm of suspension travel
- Front suspension spring and damping rates engineered
to provide optimum rider comfort and bump absorption
- Single-shock rear suspension supporting a reinforced
swingarm provides 71mm of well-damped travel
- 28-spoke, 10" diameter wheels with die-cast
aluminium hubs look great, provide excellent manoeuvrability
and offer smooth ride quality
- Powerful, lightweight front and rear drum brakes
- Wide, long-wearing off-road tyres offer excellent
traction
Colour
- Extreme Red (with white number plate and sidecovers)
Availability& Model Changes For 2009
- Availability: Now
- Changes for 2009: No changes
Technical Specification
Engine
- Type - Air-cooled 4-stroke 2-valve SOHC single
- Displacement - 49cm3
- Bore x Stroke - 39 x 41.4mm
- Compression Ratio - 10 : 1
- Max. Power Output - 2.2kW/8,500min-1 (95/1/EC)
- Max. Torque - 3.43Nm/3,500min-1 (95/1/EC)
Fuel System
- Carburetion - 13mm piston-valve carburettor
- Fuel Tank Capacity - 2.6 litres (including 0.76-litre
reserve)
Electrical System
- Ignition System - Capacitor Discharge (CDI)
- Starter - Primary kick
Drivetrain
- Transmission - 3-speed w/ automatic clutch
- Primary Reduction - 4.058 (69/17)
- Gear Ratios - 1; 3.272 (36/11), 2; 1.666 (25/11),
3; 1.190 (25/21)
- Final Reduction - 2.643 (37/14)
- Final Drive - #420 roller chain
Frame
- Type - Mono-Backbone; steel tube
Chassis
- Dimensions (LxWxH) - 1,302 x 581 x 774mm
- Wheelbase - 914mm
- Caster Angle - 25°
- Trail - 33mm
- Seat Height - 548.6mm
- Ground Clearance - 146mm
- Kerb Weight - 49.9kg
Suspension
- Type - Front; 21.7mm inverted telescopic fork,
88.9mm axle travel
- Rear; Monoshock with cantilever-type swingarm,
71.1mm axle travel
Wheels
- Type - Front; Steel rim/wire spoke
- Rear; Steel rim/wire spoke
- Rim Size - Front; 10 x 1.40
- Rear; 10 x 1.40
- Tyre Size - Front; 2.50–10 33Y
- Rear; 2.50–10 33Y
Brakes
- Type - Front; 80mm leading/trailing drum
- Rear; 80mm leading/trailing drum
All specifications are provisional and subject to
change without notice
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