The Mason Truck Catalog
Mason RoadKing was Durant's heavy truck line. Trucks were built between 1922 and 1925 at the Flint plant. Production of Mason RoadKing trucks was under the direction of the Locomobile arm of Durant Motors.
RoadKing, RoadKing 1 Ton Truck, RoadKing 1½ Ton Truck

Two chassis lengths available: 130 inch and 150 inch. Four-cylinder Herschell-Spillman engine.
Fact sheets: 1922, 1923, 1924, 1925.
C RoadKing 2½ Ton Truck, RoadKing Model "C" Chassis
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168 inch chassis. Four-cylinder Herschell-Spillman engine.
Fact sheets: 1922, 1923, 1924, 1925.
References
- [AQ]
- DFR Durant's Standard, V6#2
Fact sheets
Each fact sheet gives the model’s special features, body styles and prices, serial number range, and specifications, with pictures where available.
| Year | Model |
|---|---|
| 1924 | Mason RoadKing |
| 1925 | Mason C |
| 1925 | Mason RoadKing |
