67 Pa. Code § 175.142
(b) Suspension system. A motorcycle shall be equipped with a suspension system.
The provisions of this § 175.142 adopted December 2, 1977, effective February 1, 1978, 7 Pa.B. 3499; amended October 29, 1982, effective February 1, 1983, 12 Pa.B. 3862; corrected November 12, 1982, effective February 1, 1983, 12 Pa.B. 3947; readopted December 2, 1988, effective December 3, 1988, 18 Pa.B. 5362. Immediately preceding text appears at serial pages (77552) to (77553).