TRIALS SIDECAR SPECIFICATION

All motorcycles in Categories B(1), B(2) and B(3) shall comply with the following requirements:-

a) The entire body, including the floor, shall be either sheet metal or other substantial material.

b) Minimum dimensions shall be:

A. Measurement from the nose to dashboard – 450mm (18”)
B. Overall length nose to tail – 1350mm (54”)
C. The height of the body at the apex of the dashboard position – 375mm (15”)
D. The overall distance between the outside of the Sidecar mudguard or bodywork and the inside of the passenger’s seat measured at right angles to the machine track – 300mm (12”)
E. Width of body at forward end – 150mm (6”)
Depth of body at forward end – 150mm (6”) OR if the forward end is hemispherical and radius shall be not less than 75mm (3”)
F. Track – minimum 876mm (34 ½ “)
The distance is measured from the centre of the track left by the rear wheel to the centre of the track left by the sidecar wheel.
G. Overall width of cockpit at seating position – 300mm (12”)

A seat measuring not less than 180mm (7.5”) x 125mm (5”) must be fitted. The height of the seat shall be not less than 300mm (12”) from the floor of the sidecar.

c) The fitting of grab rails, handles, straps etc shall be according to the driver’s requirements.

d) Protection for the passenger must be provided from the rear wheel, the primary and final drive of the motorcycle, and from the sidecar wheel, by means of either a mudguard or the coachwork of the sidecar.

e) The use of sidecar wheel drive is prohibited.

Trials & Enduro Department
26/02/08