Mack B-series | |
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Overview | |
Manufacturer | Mack Trucks |
Production | 1953-1966 |
Body and chassis | |
Class | Truck |
Body style | Truck (bonneted cab)
|
Powertrain | |
Engine | 6.8 L Magnadyne I6 (112 kW) (petrol) 8.4 L I6 (103 kW) (diesel) 11.0 L Thermodyne I6 (139 kW) (diesel) 11.0 L Thermodyne I6 T (164 kW) (diesel) 11.6 L Thermodyne I6 (157 kW) (diesel) 14.0 L Cummins NTC I6 T (250 kW) (diesel) 14.2 L Thermodyne V8 (190 kW) (diesel) |
Transmission | Mack 10-speed duplex (5-speed, 2-speed auxiliary) Mack 15-speed triplex (5-speed, 3-speed auxiliary) Mack 20-speed quadruplex (5-speed, 4-speed auxiliary) |
Chronology | |
Predecessor | Mack L-series |
Successor | Mack R-series |
The Mack B series is a model line of trucks produced by Mack Trucks between 1953 and 1966.[1] The successor to the 1940-1956 Mack L series,[2] the B-series was a line of heavy conventional-cab trucks. Adopting a more streamlined appearance over its predecessor, the B-series was designed with a sloped windshield and larger, rounded fenders[1] The model line was sold in multiple configurations, including tractors and straight/rigid trucks, cowled chassis (delivery body or bus), or fire trucks.
The B-series was the first Mack truck produced with a diesel engine, introducing the Mack-produced Thermodyne inline-6 in 1953.[1]
During 1966, Mack replaced the B-series with the Mack R-series, which lasted into the 21st century.[3][4][5] In total, 126,745 examples of the B-series were produced over 13 years.[6]