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Key Specifications
Engine
Single cylinder, four-stroke
Weight
106.1 kg / 234.0 lbs
Fuel Capacity
6.06 litres / 1.60 US gallons
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Full 2021 Yamaha YZ250F Specifications
Comments
Power Tuner app.
Colours
Team Yamaha Blue
Warranty
30 Day Limited Factory Warranty
Ground Clearance (mm)
335 mm
Ground Clearance (in.)
13.2 inches
Seat Height
970 mm / 38.2 in.
Wheelbase
1476 mm / 58.1 in.
Height
1285 mm / 50.6 in.
Length
2174 mm / 85.6 in.
Width
826 mm / 32.5 in.
Oil Capacity (Quarts)
0.95 US quarts
Oil Capacity (l)
0.90 litres
Fuel Capacity
6.06 litres / 1.60 US gallons
Wet Weight
106.1 kg / 234.0 lbs
Fuel Control
Double Overhead Cams/Twin Cam (DOHC)
Engine Type
Single cylinder, four-stroke
Displacement (ci)
15.26 cubic inches
Displacement (cc)
250.0 cc
Bore x Stroke (mm)
77.0 x 53.6 mm
Bore x Stroke (in,)
3.0 x 2.1 inches
Engine Detail
Titanium-valves
Fuel System
Injection. Mikuni, 44mm
Compression Ratio
13.8:1
Engine Lubrication
Wet sump
Ignition
TCI: Transistor Controlled Ignition
Starter
Electric
Valve System
4
Clutch
Multiplate wet clutch
Final Drive
Chain (final drive)
Gearbox
5-speed
Frame Type
Bilateral beam aluminum frame
Suspension - Front
KYB speed-Sensitive System, inverted fork: fully adjustable
Suspension - Rear
KYB fully adjustable single shock
Rake
26.0°
Trail
119 mm / 4.7 in.
Wheel Travel - Front
310 mm / 12.2 in.
Wheel Travel - Rear
318 mm / 12.5 in.
Brakes - Front
Single disc. Hydraulic.
Brakes - Rear
Single disc. Hydraulic.
Rims
Bridgestone® Battlecross tyres
Tyres - Front
80/100-21
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