FIELD: transport.
SUBSTANCE: invention relates to snowmobile with tunnel and rear suspension assembly. Rear suspension assembly comprises at least one rail for engagement with endless driving track and at least one suspension lever. At least one torsion spring is engaged with at least one second suspension lever. At least one torsion spring has first end in contact with said rail and second end. Torsion spring regulator is fixed to at least one suspension lever. Torsion spring regulator is connected with second end of said spring. Actuator is coupled with torsion spring regulator. Said actuator is located, at least partially, beyond aforesaid tunnel. Said actuator drives the torsion spring regulator to displace torsion spring second end relative to first end.
EFFECT: adjustable rear suspension.
20 cl, 8 dwg
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