Mack Truck Calendar 2024. To honor our history, we're seeking to find the oldest mack truck in revenue operation. Thousands of mack fans and followers voted online to choose the 12 winning mack® trucks from among 171 submissions.
To enter the contest, entrants must upload a photo of any mack truck to the entry tab of the official voting platform (the “entry”). To honor our history, we’re seeking to find the oldest mack truck in revenue operation.