Yamaha wr450fb Owner's Manual page 93

Gear ratio:
1st:
2.417 (29/12)
2nd:
1.733 (26/15)
3rd:
1.313 (21/16)
4th:
1.050 (21/20)
5th:
0.840 (21/25)
Chassis:
Frame type:
Semi double cradle
Caster angle:
27.00 
Trail:
115 mm (4.5 in)
Front tire:
Type:
With tube
Size:
80/100-21M/C 51P
Manufacturer/model:
BRIDGESTONE/GRITTY-ED03 E
Rear tire:
Type:
With tube
Size:
120/90-18M/C 65P
Manufacturer/model:
BRIDGESTONE/GRITTY-ED04 E
Maximum load:
90 kg (198 lb)
* (Total weight of rider, cargo and accesso-
ries)
Tire air pressure (measured on cold
tires):
Loading condition:
0–90 kg (0–198 lb)
Front:
2
150 kPa (1.50 kgf/cm , 22 psi)
Rear:
2
200 kPa (2.00 kgf/cm , 29 psi)
Front wheel:
Wheel type:
Spoke wheel
Rim size:
21x1.60
Rear wheel:
Wheel type:
Spoke wheel
Rim size:
18x2.15
Front brake:
Type:
Single disc brake
Operation:
Right hand operation
Specified brake fluid:
DOT 4
Rear brake:
Type:
Single disc brake
Operation:
Right foot operation
9-2
SPECIFICATIONS
Specified brake fluid:
DOT 4
Front suspension:
Type:
Telescopic fork
Spring/shock absorber type:
Coil spring/oil damper
Wheel travel:
300.0 mm (11.81 in)
Rear suspension:
Type:
Swingarm (link suspension)
Spring/shock absorber type:
Coil spring/gas-oil damper
Wheel travel:
299.0 mm (11.77 in)
Electrical system:
Ignition system:
TCI
Charging system:
AC magneto
Battery:
Model:
YTZ7S(F)
Voltage, capacity:
12 V, 6.0 Ah
Headlight:
Bulb type:
Halogen bulb
Bulb voltage, wattage  quantity:
Headlight:
12 V, 35 W/35 W  1
Tail/brake light:
LED
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