M123 and M125 10-ton 6x6 trucks

M123 and M125 10-ton 6x6 truck
M123 Semi-tractor
Type10-ton 6x6 trucks
Place of originUnited States
Production history
DesignerMack
ManufacturerMack, CONDEC
Produced1955–1969
No. built3580 (+552 M125)
Specifications (M123)
Mass32,490 lb (14,740 kg) empty
Length23 feet 4 inches (7.11 m)
Width9 feet 6 inches (2.90 m)
Height9 feet 3 inches (2.82 m)

EngineLe Roi TH-844
(for other see text)
297 hp (221 kW)
Transmission5 speed x 2 range
SuspensionBeam axles on leaf springs
Operational
range
300 mi (482.8 km)
Maximum speed 42 mph (68 km/h)

The Mack M123 (G792) was a 10-ton 6x6 semi-tractor introduced in 1955. The Mack M125 was a heavy cargo truck version of the M123. The M123 was used to tow tank transporter trailers while the M125 towed field artillery pieces.