M-R-S

A-90B

Farm tractor · 1964–1970

The M-R-S A-90B is a farm tractor manufactured from 1964 to 1970. It features a Cummins C-175 engine, and power four-wheel steering. It weighs 21,400 lbs (9,707 kg).

Engine

EngineCummins C-175
Fuel Typediesel
Cylinders6
Coolingliquid-cooled
Displacement464 ci (7.6 L)
Bore4.44 in (113 mm)
Stroke5 in (127 mm)
Starter Typeelectric
ManufacturerCummins
Rated2,200 RPM

Transmission

Gears10 forward and 2 reverse
Available Options10-speed

Dimensions

Height114 in (289 cm)
Wheelbase100 in (254 cm)
Front Tread75 in (190 cm)
Rear Tread81 in (205 cm)

Weight

Weight21,400 lbs (9,707 kg)

Tires & Tracks

Front Ag18.4x26
Rear Ag18.4x26

Steering

Typepower four-wheel