1977 Jeep CJ-7 original vintage advertisement. More reasons than ever to own a CJ. Longer wheelbase and a tuned suspension. Jeep's Quadra-Trac® delivers power to all wheels. An automatic transmission is optional. Removable top with steel doors and roll up windows for extra protection in bad weather. Extra room in the back so you can haul more of your gear. Jeep. We wrote the book on 4-wheel drive.