Yamaha BR250F Service Manual page 183

MAINTENANCE SPECIFICATIONS
I
SPEC
I0-1
Model BR250TffS
Shock absorber: Damping force
Front
Extension
80 kg/0.3
m/s
Compression
50 kg/0.3 rn/s
Rear
Extension
48 kg/0.3
m/s
Compression
45 kg/0.3
mls
Slide runner:
Thickness 13.5 mm (0.53 in)
Wear limit 8.5 mm (0.33 in)
Track sprocket wheel:
Material Polyethylene
Number of teeth
9
Rear guide wheel:
Material Aluminum with rubber
Outside diameter
f2S191 mm (7.5 in)
Brake:
Pad thickness 7.3 mm (0.29 in)
Pad wear limit 1 mm (0.04 in)
Pad to disc clearance 0.2 "" 1.0 mm (0.008 ... 0.040 in)
Disc th ickness 3.2 mm (0.13 in)
Brake lever free play 6 "" 7 mm (0.24 "" 0.28 in)
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