M-R-S A-90

Name: M-R-S A-90
Brand: M-R-S

Power

123 hp

Production

1962-1963

Engine

Diesel, 6-cylinder

Weight

24000 lbs [10886 kg]

Drive

4WD

100–140 HP 1960s

Introduction

The M-R-S A-90: A 1960s Powerhouse Built to Last!

Step back in time and discover the legendary M-R-S A-90, a true titan of agricultural machinery from 1962-1963. This robust 4x4 tractor, manufactured in Flora, Mississippi, USA, is more than just a piece of history; it's a testament to American engineering prowess, designed to tackle the toughest jobs with unwavering reliability. Get ready to explore what makes the A-90 a standout performer!

Unleashing Raw Power: The Cummins Heartbeat

At the core of the A-90 lies a formidable Cummins JN-130-CI diesel engine. This 6-cylinder, liquid-cooled powerhouse delivers a commanding 123 hp [91.7 kW] at a steady 2200 Rated RPM. With a substantial displacement of 401 ci [6.6 L] and a bore/stroke of 4.125x5.00 inches [105 x 127 mm], this engine is built for endurance and efficiency, ensuring you have the muscle needed for demanding fieldwork. The electric starter ensures a quick and easy start every time.

Mastering Every Terrain: Transmission and Drive

Navigate your fields with confidence thanks to the A-90's versatile transmission, offering 10 forward and 2 reverse gears. This broad range allows for precise speed control, whether you're plowing through heavy soil or transporting equipment. Coupled with its 4x4 four-wheel drive system and power four-wheel steering, the A-90 offers exceptional maneuverability and traction, making light work of challenging terrain and tight turns.

Built for the Operator: Comfort and Control

While designed for serious work, the A-90 doesn't compromise on operator experience. It features an open operator station, providing excellent visibility and straightforward access. The power four-wheel steering system further enhances ease of operation, allowing for reduced fatigue during long working days. This thoughtful design ensures that operators can work efficiently and comfortably.

Robust Dimensions for Maximum Performance

The A-90 is engineered for stability and capability. Its substantial weight of 24,000 lbs [10,886 kg] provides a solid foundation, while the 100-inch [254 cm] wheelbase ensures a smooth ride. With 16 inches [40 cm] of ground clearance, it can confidently handle uneven surfaces. The imposing 18.4x26 agricultural tires on both the front and rear axles deliver superior grip and traction, essential for maximizing pulling power and performance in the field.

Conclusion

"The 1962-1963 M-R-S A-90 stands as a remarkable example of durable and powerful agricultural machinery. Its robust Cummins engine, capable transmission, and 4x4 capabilities make it a reliable workhorse for any demanding task. If you're looking for a tractor that combines vintage charm with brute strength and enduring performance, the A-90 is a true classic worth considering."

Introduction

Production Information of M-R-S, A-90

The production information of the tractor (A-90) includes details about its manufacturing.

Four-wheel Drive (4WD) tractor

Built in Flora, Mississippi, USA


Manufacturer	M-R-S

Dimension and Tires Information of M-R-S, A-90

This section sums up the dimension and tires information of the tractor.


Wheelbase	100 inches [254 cm]
Front tread	75 inches [190 cm]
Ground clearance	16 inches [40 cm]
Height	114 inches [289 cm]
Rear tread	75 inches [190 cm]
Weight	24000 lbs [10886 kg]


Ag front	18.4x26
Ag rear	18.4x26

Engine Specifications of M-R-S, A-90

Get the specifications for the engine and if different options are available.

Cummins JN-130-CI

Liquid-cooled

Diesel

6-cylinder


Power	123 hp [91.7 kW]
Displacement	401 ci [6.6 L]
Rated RPM	2200
Bore/Stroke	4.125x5.00 inches [105 x 127 mm]
Starter type	Electric

Transmission Information of M-R-S, A-90Y

Discover all variants of transmission available for this tractor model.

Transmission variants 1


Gears	10 forward and 2 reverse

Mechanical Specs of M-R-S, A-90Y

This section summarizes all mechanical information such as the brake system and other specifications.

Power four-wheel steering

Open operator station.


Drive	4x4 4WD

Power Information of M-R-S, A-90Y

Discover the power specifications and options available for this tractor model but also PTO (Power Take-off) information.


Engine	123 hp [91.7 kW]
Drawbar (claimed)	90 hp [67.1 kW]

Frequently asked questions

How much horsepower does the M-R-S A-90 have?

The M-R-S A-90 delivers 123 HP.

What years was the M-R-S A-90 produced?

The M-R-S A-90 was produced in 1962-1963.

What engine does the M-R-S A-90 have?

The M-R-S A-90 is powered by a Diesel, 6-cylinder engine.

How much does the M-R-S A-90 weigh?

The M-R-S A-90 weighs 24000 lbs [10886 kg].

Is the M-R-S A-90 4WD?

The M-R-S A-90 is available in 4WD.

More M-R-S models

A-80134 HP · 1964 - 1967 A-80B141 HP · 1967 - 1980 A-95186 HP · 1966 - 1980 A-85202 HP · 1977 - 1980 A-92238 HP · 1977 - 1980 A-110unknown HP · 1964 A-105unknown HP · 1964 - 1967 A-100unknown HP · 1962 - 1980

View all 10 M-R-S models →

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