Yamaha WR250F(S), Owner'S Service Manual

Page: 92 / 864

MAINTENANCE SPECIFICATIONS
2 - 13
SPEC
Wheel: USA, CDN, ZA EUROPE, AUS, NZ
Front wheel type Spoke wheel
←
----
Rear wheel type Spoke wheel
←
----
Front rim size/material 21
×
1.60/Aluminum
←
----
Rear rim size/material 18
×
1.85/Aluminum 18
×
2.15/Aluminum ----
Rim runout limit:
Radial ---- ---- 2.0 mm
(0.08 in)
Lateral ---- ---- 2.0 mm
(0.08 in)
Drive chain:
Type/manufacturer DID520VM/DAIDO ----
Number of links 113 links + joint ----
Chain slack 40 ~ 50 mm (1.6 ~ 2.0 in) ----
Chain length (10 links) ---- 150.1 mm
(5.91 in)
Front disc brake:
Disc outside dia.
×
Thickness 250
×
3.0 mm (9.84
×
0.12 in) 250
×
2.5 mm
(9.84
×
0.10 in)
Pad thickness 4.4 mm (0.17 in) 1.0 mm
(0.04 in)
Master cylinder inside dia. 11.0 mm (0.433 in) ----
Caliper cylinder inside dia. 27.0 mm (1.063 in)
×
2 ----
Brake fluid type DOT #4 ----
Rear disc brake:
Disc outside dia.
×
Thickness 245
×
4.0 mm (9.65
×
0.16 in) 245
×
3.5 mm
(9.65
×
0.14 in)
Deflection limit ---- 0.15 mm
(0.006 in)
Pad thickness 6.4 mm (0.25 in) 1.0 mm
(0.04 in)
Master cylinder inside dia. 11.0 mm (0.433 in) ----
Caliper cylinder inside dia. 25.4 mm (1.000 in)
×
1 ----
Brake fluid type DOT #4 ----
Brake lever and brake pedal:
Brake lever position 95 mm (3.74 in) ----
Brake pedal height
(vertical height above footrest top) 5 mm (0.20 in) ----
Clutch lever free play (lever end) 8 ~ 13 mm (0.31 ~ 0.51 in) ----
Throttle grip free play 3 ~ 5 mm (0.12 ~ 0.20 in) ----
Item Standard Limit