1981 BMW R100RT motorcycle versus 633-CSi automobile

On the Cover: A BMW R100RT and a 633-CSi add up to a six-wheel weekend (see page 22); Features: Six-Wheel Weekend - two big BMWs comparison tour; Doug Bingham: Mr. Sidecar; Glenn Curtiss: 137 MPH in 1907; Rainbow Run - Michigan to Maine; Pop Dreyer - living legend; Motorcycle Tests: Kawasaki KZ1100; Suzuki GS750; On the Road: Santa Barbara/Santa Ynez Valley; Arizona Hwy. 89; New Mexico Hwy. 90; more R100-RT R-100 1981 June Rider Motorcycle Magazine Back-Issue available at www.DadsVintageAds.com Click the picture to "BUY IT NOW"