Yamaha YTZ250S 1986 Service Manual page 137

Item .
YTZ250S
Wheel :
Front Wheel Type Disc Wheel
Rear Wheel Type Disc Wheel
Front Rim Size / Material 6.5 x 12/ Aluminum
Rear Rim Size/ Material 8.25 x 9/ Aluminum
Rim Runout Limit Vertical
< 2.0 mm (0 .08 in) >
Lateral < 2.0 mm (0 .08 in) >
Drive Chain :
Type / Manufacturer 520 V/ DAIDO
Number of Links
98 links
Chain Free Play
30-35 mm (1.18-1.38 in)
Disc Brake:
Type Front & Rear Single disc
Outside Dia x Thickness 203 x 4 mm (8 x O.16 in)
Pad Thickness
<Limit>
Inner
6.0 mm (0.24 in) < 0.8 mm (0.03 in) >
Outer
6.0 mm (0.24 in) < 0.8 mm (0.03 in) >
Brake Fluid Type DOT #3
Master Cylinder Inside Dia.
12.7 mm (0.49 in)
Caliper Cylinder Inside Dia. 34.93 mm (1 .37 in)
Brake lever & Brake Pedal:
Brake Lever Free Play
0.5 - 1.0 mm (0.0197 - 0.0394 in) at adjuster end
Brake Pedal Free Play
6 mm (0.24 in)
Clutch Lever:
Clutch Lever Free Play
10-15 mm (0.39-0.59 in) at lever end
6-13