CCM (bicycle company) bikes were simple mass-market bicycles. According to an old CCM cycle website, the CCM Mustang Marauder was the popular children's wheelie bike similar to the Schwinn Sting-Ray or the Raleigh Chopper. The CCM Scamp was another children's model. During the 1970s, the company produced the popular and inexpensive CCM Targa road bike, as well as higher-end road bikes including the Silver Ghost and the Campagnolo-equipped (custom built) Tour du Canada. City- and touring models included the Calico, Capri, Centennial, Concorde, Elan, Elite, Encore, Galaxie, Grand Sport, Imperial, Sunspot and Targa. The CCM Ranger resembled the CCM Rambler, but with 26"
Bicycle suspension Horst Leitner began working on the problem of chain torque and its effect on suspension in the mid-1970s with motorcycles. In 1985 Leitner built a prototype mountain bike incorporating what became known later as the "Horst link". The Horst Link is a type of four-bar suspension. Leitner formed a mountain bike and research company, AMP research, that began building full-suspension mountain bikes. In 1990, AMP introduced the Horst link as a feature of a "fully independent linkage" rear suspension for mountain bikes. The AMP B-3 and B-4 XC full-suspension bikes featured optional disc brakes and Horst link rear suspension very