| 主权项 |
1. A snowmobile, comprising:
a chassis comprising a front portion and a tunnel, the front portion having a front frame portion having an engine mount portion, the engine mount portion having a lower edge and a drive shaft mount portion, the drive shaft mount portion extending lower than the front lower edge; a propulsion unit comprising a drive shaft, the drive shaft being rotatably coupled to the chassis drive shaft mount portion with an outer diameter of the drive shaft being spaced from the front lower edge of the chassis; and a front suspension, comprising right and left upper control arms, right and left lower control arms, a right spindle coupled to the right upper control arm and right lower control arm, and a left spindle coupled to the left upper control arm and left lower control arm; skis coupled to a lower end of the right and left spindles at ski coupling points; and a rear suspension coupled to the tunnel comprising a front control arm and at least one slide rail, where the front control arm is coupled to the tunnel at a control arm coupling point; wherein a linear distance between a connection point of the right and left lower control arms of the front suspension to respective right and left spindles and the ski coupling points for the right and left spindles is approximately in the range of 6-7″; a vertical distance from a bottom of the ski to the lower edge of the front frame portion is approximately in the range of 8-10″; and a vertical distance from the lower edge of the front frame portion to the control arm coupling point is approximately in the range of 3-4.25″. |
