Yamaha SR400 2014 Service Manual page 36

Spring preload adjusting positions
Minimum
Standard
Maximum
Swingarm
Swingarm end free play limit (radial)
Swingarm end free play limit (axial)
Drive chain
Type/manufacturer
Number of links
Drive chain slack
15-link length limit
CHASSIS SPECIFICATIONS
1
1
5
1.0 mm (0.04 in)
0.5 mm (0.02 in)
428HVS/DAIDO
130
30.0–40.0 mm (1.18–1.57 in)
191.5 mm (7.54 in)
2-9