GENERAL
M6040, M7040Narrow, WSM
NG-43
(1) Front Wheels
Front tread width can be adjusted as shown with the standard
equipped tires.
To change the tread width
1. Remove the wheel rim and disc mounting bolts.
2. Change the position of the rim and disc (right and left) to the
desired position, and tighten the bolts.
3. Adjust the toe-in. (Refer to "[5] CHECK POINTS OF EVERY 200
HOURS" at "7. CHECK AND MAINTENANCE" in this section.)
• Always attach wheels as shown in the figure.
• If not attached as illustrated, transmission parts may be
damaged.
• When re-fitting or adjusting a wheel, tighten the bolts to the
following torques then recheck after driving the tractor
200 m (200 yards) and thereafter according to service
interval. (Refer to "[5] CHECK POINTS OF EVERY 50
HOURS" at "7. CHECK AND MAINTENANCE" in this
section.)
9Y1210220GEG0073US0
280/70R18 1142 mm (44.96 in.) 1156 mm (45.51 in.)
250/80-18 1139 mm (44.84 in.) 1154 mm (45.43 in.)
7.5-16 – 1157 mm (45.55 in.)
7.5-18 1139 mm (44.84 in.) 1155 mm (45.47 in.)
250/80-16 1121 mm (44.13 in.) 1177 mm (46.34 in.)
Toe-in Factory specification
2.0 to 8.0 mm
0.08 to 0.31 in.
Tightening torque
Front
wheel
mounting
nut
M16
259.9 to 304.0 N·m
26.5 to 31.0 kgf·m
191.7 to 224.2 lbf·ft
(1) Front Wheel Mounting Nut (a) Tread
[A] ROPS Model
[B] CABIN Model
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