Yamaha WR250X Owner's Manual page 92

SPECIFICATIONS
Gear ratio:
1st:
2.642 (37/14)
2nd:
1
1.813 (29/16)
3rd:
1.318 (29/22)
2
4th:
1.040 (26/25)
5th:
3
0.889 (24/27)
6th:
0.786 (22/28)
4
Chassis:
Frame type:
5
Semi double cradle
Caster angle:
25.33 
6
Trail:
76 mm (3.0 in)
Front tire:
7
Type:
With tube
Size:
8
110/70R17M/C 54H
Manufacturer/model:
9 BRIDGESTONE/BT090F RADIAL G
Rear tire:
Type:
With tube
Size:
140/70R17M/C 66H
Manufacturer/model:
BRIDGESTONE/BT090R RADIAL G
Loading:
Maximum load:
185 kg (408 lb)
* (Total weight of rider, passenger, cargo
and accessories)
Tire air pressure (measured on cold
tires):
Loading condition:
0–90 kg (0–198 lb)
Front:
2
200 kPa (2.00 kgf/cm , 29 psi)
Rear:
2
200 kPa (2.00 kgf/cm , 29 psi)
Loading condition:
90–185 kg (198–408 lb)
Front:
2
200 kPa (2.00 kgf/cm , 29 psi)
Rear:
2
225 kPa (2.25 kgf/cm , 33 psi)
Front wheel:
Wheel type:
Spoke wheel
Rim size:
17M/C x MT3.00
Rear wheel:
Wheel type:
Spoke wheel
Rim size:
17M/C x MT4.00
Front brake:
Type:
Single disc brake
Operation:
Right hand operation
8-2
Specified brake fluid:
DOT 4
Rear brake:
Type:
Single disc brake
Operation:
Right foot operation
Specified brake fluid:
DOT 4
Front suspension:
Type:
Telescopic fork
Spring/shock absorber type:
Coil spring/oil damper
Wheel travel:
270.0 mm (10.63 in)
Rear suspension:
Type:
Swingarm (link suspension)
Spring/shock absorber type:
Coil spring/gas-oil damper
Wheel travel:
265.0 mm (10.43 in)
Electrical system:
Ignition system:
TCI
Charging system:
AC magneto
Battery:
Model:
YTZ7S
Voltage, capacity:
12 V, 6.0 Ah