Born to Ride (1991)

Colonel James E. Devers faces a daunting challenge when tasked with transitioning a horse cavalry unit into a motorcycle brigade. His soldiers struggle against a group of rebellious bikers led by Grady Westfall, who finds himself in serious trouble with the law. To avoid a lengthy prison sentence, Grady enlists as a Corporal and becomes a driving instructor. Captain Jack Hassler disapproves of Grady's unconventional teaching style and his flirtations with the Colonel’s daughter, Beryl Ann. However, Grady’s skills prove essential when the unit is sent on a covert operation in Spain.