The latest addition to the Mack Trucks Historical Museum is this 1984 R Model tractor, originally custom-built for Johnny Prescott and Son Oil of Concord, New Hampshire.

More R-model chassis have been built and registered than any other class-8 vocational vehicle–around 360,000 since 1965, figures the maker, Mack Trucks. With more than 200,000 still at work, the truck ...

At 38 years, the Mack R model has had a longer run than Henry Ford’s Model T, which was made for 19 years. The Model T cost about $360 in 1925, while Mack’s R model costs up to $80,000.

1984 R Model Donated to Mack Trucks Historical Museum Eighth-generation Kentucky farmer Grayce Emmick has restored a 1984 Mack R Model tractor and donated it to the Mack Trucks Historical Museum.

Mack Trucks is celebrating 100 years in Canada in 2021, no small feat for any business — and that would be 700 in bulldog years. AC Model Macks, which made their mark during World War I, began to ...