Chassis Specifications - Yamaha 2009 YFM25RY Service Manual

EAS29130

CHASSIS SPECIFICATIONS

Front suspension
Shock absorber travel
Spring free length
Spring rate K1
Spring stroke K1
Optional spring available
Rear suspension
Rear shock absorber assembly travel
Spring free length
Installed length
Spring rate K1
Spring stroke K1
Optional spring available
Enclosed gas/air pressure (STD)
Rear axle
Rear axle runout limit
Swingarm
Swingarm end free play limit (radial)
Swingarm end free play limit (axial)
Front wheel
Wheel type
Rim size
Rim material
Radial wheel runout limit
Lateral wheel runout limit
Rear wheel
Wheel type
Rim size
Rim material
Radial wheel runout limit
Lateral wheel runout limit
Drive chain
Type/manufacturer
Link quantity
Drive chain slack
15-link length limit
CHASSIS SPECIFICATIONS
90.7 mm (3.57 in) (4D3D)
88.4 mm (3.48 in) (4D3H, 4D3M)
248.5 mm (9.78 in) (4D3D)
224.6 mm (8.84 in) (4D3H, 4D3M)
23.00 N/mm (2.35 kgf/mm, 131.33 lbf/in)
0.0–90.7 mm (0.00–3.57 in) (4D3D)
0.0–88.4 mm (0.00–3.48 in) (4D3H, 4D3M)
No
87.0 mm (3.43 in)
240.5 mm (9.47 in)
230.0 mm (9.06 in) (4D3D)
228.0 mm (8.98 in) (4D3H, 4D3M)
54.00 N/mm (5.51 kgf/mm, 308.34 lbf/in)
0.0–87.0 mm (0.00–3.43 in)
No
2500 kPa (25.0 kgf/cm
1150–1250 kPa (11.5–12.5 kgf/cm
1813 psi) (4D3H, 4D3M)
1.5 mm (0.06 in)
1.0 mm (0.04 in)
1.0 mm (0.04 in)
Panel wheel
10 × 5.5AT
Aluminum
2.0 mm (0.08 in)
2.0 mm (0.08 in)
Panel wheel
9 × 8.5AT
Aluminum
2.0 mm (0.08 in)
2.0 mm (0.08 in)
520V/DAIDO
91
45.0–55.0 mm (1.77–2.17 in)
239.3 mm (9.42 in)
2-10
2
, 355.6 psi) (4D3D)
2
, 166.8–