M-R-S A-90B: all source data
All 28 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | M-R-S |
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| (no label) | Four-wheel Drive (4WD) tractor |
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| (no label) | Built in Flora, Mississippi, USA |
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Engine| (no label) | Cummins 7.6L 6-cyl diesel |
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Transmission| (no label) | 10-speed |
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Mechanical| Drive | 4x4 4WD |
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| (no label) | Power four-wheel steering |
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| (no label) | Open operator station. |
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Dimensions| Wheelbase | 100 inches | 254 cm |
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| Weight | 21400 lbs | 9707 kg |
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| Front tire | 18.4x26 |
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| Rear tire | 18.4x26 |
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Engine
Engine detail| (no label) | Cummins C-175 |
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| (no label) | diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 464 ci | 7.6 L |
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| Bore/Stroke | 4.44x5.00 inches | 113 x 127 mm |
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| Rated RPM | 2200 |
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| Starter type | electric |
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Transmission
Transmission| Gears | 10 forward and 2 reverse |
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Dimensions
Tires| Ag front | 18.4x26 |
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| Ag rear | 18.4x26 |
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Dimensions| Wheelbase | 100 inches | 254 cm |
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| Height | 114 inches | 289 cm |
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| Weight | 21400 lbs | 9707 kg |
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| Front tread | 75 inches | 190 cm |
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| Rear tread | 81 inches | 205 cm |
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