Red Ryder takes Steve Stevenson, who has saved Red's life, to his ranch and gives him a job. Steve refuses to believe his father committed suicide and the Duchess backs him up. They break up a stagecoach robbery and Steve meets Sue Evans, who is working for saloon owner Bart Osborne. Palmer and Osborne plan to take Ryder's ranch and make Red fight Palmer's boxer, Bull Mason. Steve, a boxer, takes Red's place and loses, but Red later beats Mason in a rematch.
Cowboy and the Prizefighter
Red Ryder, the fourth and final installment in the series, follows Steve Stevenson as he embarks on a new adventure.