| General |
|
Year
|
2023
|
2023
|
|
Manufacturer
|
Yamaha
|
Yamaha
|
|
Model Name
|
YZ250X
|
YZ250X
|
|
Trim Name
|
Base
|
Base
|
|
Generic Type (Primary)
|
Off-Road
|
Off-Road
|
| Engine |
|
Displacement
|
249cc
|
249cc
|
|
Engine Type
|
Liquid-cooled 2-stroke; reed-valve inducted
|
Liquid-cooled 2-stroke; reed-valve inducted
|
|
Bore
|
66.4mm
|
66.4mm
|
|
Stroke
|
72.0mm
|
72.0mm
|
|
Compression Ratio
|
7.9~9.4:1
|
7.9~9.4:1
|
|
Fuel Injection
|
Hitachi Astemo® Keihin PWK38S
|
Hitachi Astemo® Keihin PWK38S
|
| Drivetrain |
|
Transmission
|
Constant-mesh 5-speed; multiplate wet clutch
|
Constant-mesh 5-speed; multiplate wet clutch
|
|
Final Drive
|
Chain
|
Chain
|
| Suspension |
|
Front Suspension
|
KYB® Speed-Sensitive System inverted fork; fully adjustable
|
KYB® Speed-Sensitive System inverted fork; fully adjustable
|
|
Front Travel (in./cm.)
|
11.8-in travel
|
11.8-in travel
|
|
Rear Suspension
|
KYB® single shock; fully adjustable
|
KYB® single shock; fully adjustable
|
|
Rear Travel (in./cm.)
|
12.4-in travel
|
12.4-in travel
|
| Brakes |
|
Brake Disc Diameter, Front
|
Hydraulic disc, 270mm
|
Hydraulic disc, 270mm
|
|
Brake Disc Diameter, Rear
|
Hydraulic disc, 240mm
|
Hydraulic disc, 240mm
|
| Wheels & Tires |
|
Front Tire
|
80/100-21 Dunlop® Geomax MX33F
|
80/100-21 Dunlop® Geomax MX33F
|
|
Rear Tire
|
110/100-18 Dunlop® Geomax MX33
|
110/100-18 Dunlop® Geomax MX33
|
| Dimensions |
|
Length
|
86.0 in
|
86.0 in
|
|
Width
|
32.5 in
|
32.5 in
|
|
Height
|
50.8 in
|
50.8 in
|
|
Seat Height
|
38.4 in
|
38.4 in
|
|
Wheelbase
|
58.5 in
|
58.5 in
|
|
Ground Clearance
|
14.2 in
|
14.2 in
|
|
Rake/trail
|
27.7°/4.8 in
|
27.7°/4.8 in
|
| Capacities |
|
Fuel Capacity
|
1.8 gal
|
1.8 gal
|
| Weights |
|
Weight
|
229 lb
|
229 lb
|
| Warranty |
|
Warranty
|
30 Day (Limited Factory Warranty)
|
30 Day (Limited Factory Warranty)
|
|
|
|
|
