Yamaha YZ 250 F - 2006 Specifications and Reviews

The 2006 Yamaha YZ250F is an entry-level to intermediate motocross bike ideal for younger riders and those stepping up from smaller displacement machines. Known for its lightweight V-twin four-stroke engine and responsive handling, it delivers predictable power delivery and excellent fuel efficiency for competitive racing and trail riding alike.

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General information

CategoryCross / motocross
Year2006
ModelYamaha YZ 250 F
 
 

Engine and Transmission Specifications

ClutchWet, multiple-disc
Transmission typefinal driveChain
Gearbox5-speed
Cooling systemLiquid
Lubrication systemDry sump
StarterKick
IgnitionCDI
Fuel controlDOHC
Fuel systemCarburettor. Keihin FCR37H
Bore x stroke77.0 x 53.6 mm (3.0 x 2.1 inches)
Compression12.5:1
Stroke4
Engine typeV2
Capacity:249.00 ccm (15.19 cubic inches)
 
 

Physical measures and capacities

Wheelbase1,473 mm (58.0 inches)
Ground clearance371 mm (14.6 inches)
Overall width815 mm (32.1 inches)
Overall length2,170 mm (85.4 inches)
Overall height1,294 mm (50.9 inches)
Seat height994 mm (39.1 inches) If adjustable, lowest setting.
Dry weight93.5 kg (206.1 pounds)

Yamaha YZ 250 F dimensions and frame

Rear brakes diameter245 mm (9.6 inches)
Rear brakesSingle disc
Front brakes diameter250 mm (9.8 inches)
Front brakesSingle disc
Rear tyre dimensions100/90-19
Front tyre dimensions80/90-R21
Rear suspension travel125 mm (4.9 inches)
Rear suspensionSwing arm (link-type monocross)
Front suspension travel300 mm (11.8 inches)
Front suspensionUpside-down telescopic fork

Speed and acceleration

Fuel capacity7.00 litres (1.85 gallons)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track80%
City5%
Cornering90%
Daily Riding10%
Touring5%
Passenger0%

Rider Profile

Best ForThis is a competition-focused motocross bike best suited to intermediate and experienced off-road riders comfortable with a tall, firm, no-compromise machine.
PurposeBuilt purely for motocross racing and off-road riding, excelling on dirt tracks, jumps, and rough terrain rather than pavement use.
Rider FitThe tall seat height, lightweight chassis, and aggressive ergonomics demand good rider fitness, leg strength, and confidence standing on the pegs.
CharacterA high-strung, four-stroke single that rewards aggressive riding with sharp handling, strong mid-range punch, and razor-quick direction changes.
Not Ideal ForNot suitable for commuting, touring, passengers, or riders seeking a comfortable, low-maintenance street-legal machine.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2006 Yamaha YZ 250 F Rider Ergonomics Assessment

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Feet:

At 994mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2006 Yamaha YZ 250 F, with a moderate knee angle of around 90 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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