Oliver 770

The Oliver 770 tractor, manufactured between 1958 and 1967, is a versatile and dependable row-crop model that played a crucial role in agricultural operations of its time. Produced by Oliver in Charles City, Iowa, USA, it was known for its reliability and performance in the field. With various engine options and configurations, including Wheatland, High-crop, and Orchard variants, it catered to a wide range of farming needs. Its enduring legacy continues to make it a popular choice among collectors and enthusiasts, preserving the history of agricultural machinery and its contribution to the farming community.

Oliver 770 Specs
Years of Production1958 – 1967
TypeRow-Crop Tractor
Production LocationCharles City, Iowa, USA
Original Price (1967)$4,345
Restyled Grill and Fenders1962
WheatlandStandard front axle (wide)
High-cropHigh-clearance model
OrchardLow-profile model
Displacement216.5 ci (3.5 L)
Bore/Stroke3.50×3.75 inches (89 x 95 mm)
Rated RPM1750
Starter Volts12
Coolant Capacity18 qts (17.0 L)
Displacement216.5 ci (3.5 L)
Bore/Stroke3.50×3.75 inches (89 x 95 mm)
Rated RPM1750
Starter Volts12
Displacement216.5 ci (3.5 L)
Bore/Stroke3.50×3.75 inches (89 x 95 mm)
Starter Volts12
Transmission Options
Opt6-speed sliding gear
TypeSliding gear
Gears6 forward and 2 reverse
ClutchDry disc
Transmission 2
Gears12 forward and 4 reverse
Drive TypeTwo-wheel drive
BrakesDisc brakes
Operator StationOpen
Tractor Hitch
Rear TypeI/II
Power Take-off (PTO)
Rear PTOIndependent
Serial Numbers
LocationBottom of dashboard below steering wheel
Final193365 (47 prefix)
Charging SystemGenerator
Battery Volts12
Ag Front6.00-16
Ag Rear15.5-38
Operating Weight5500 lbs (2494 kg)
Ballasted Weight9115 lbs (4134 kg)
Tractor Tests
NTTL 648Gasoline 6-speed 2WD
NTTL 649Diesel 6-speed 2WD
Nebraska Tractor Test 648 (Gasoline)
Belt Power (Max)50.04 hp (37.3 kW)
Belt Fuel Use (Max)4.3 gal/hour (16.3 l/hour)
Drawbar Performance (Max Power)42.75 hp (31.9 kW)
Max Pull7,000 lbs (3175 kg)
Nebraska Tractor Test 649 (Diesel)
Belt Power (Max)48.80 hp (36.4 kW)
Belt Fuel Use (Max)3.4 gal/hour (12.9 l/hour)
Drawbar Performance (Max Power)44.38 hp (33.1 kW)
Max Pull7,137 lbs (3237 kg)
Oliver 770 Overview

The Oliver 770 tractor, a historical model from the late 1950s to the 1960s, stands as a testament to a pivotal era in agricultural machinery development. In today’s context, it represents a cherished piece of farming history, admired both as a collector’s item and a symbol of that time’s tractor technology.
This sturdy row-crop tractor, proudly manufactured in Charles City, Iowa, USA, embodies the practicality and durability that were the hallmarks of post-war farming machinery. With a range of engine options, including gasoline, diesel, and LP-gas variants, it reflected the diversity of farming needs during its production years.

One standout feature was its Power-Booster transmission, offering 12 forward and 4 reverse gears, a technology that provided farmers with enhanced control and versatility. Manual steering and disc brakes showcased the simplicity and robustness that defined tractors of that era.

The Oliver 770’s adaptability was further emphasized by its Wheatland, High-crop, and Orchard variants, catering to different agricultural environments and specific tasks. It was a reliable workhorse on the farm, capable of plowing, tilling, and performing a range of field operations efficiently.

In today’s collector’s market, the Oliver 770 holds a special place. Enthusiasts appreciate its historical significance and vintage charm. Owning one of these tractors is like owning a piece of farming heritage, a tangible link to an era when agriculture was undergoing significant technological advancements. Its enduring appeal lies not only in its practicality but also in its representation of a time when American farms were transitioning into more modern and productive operations. The Oliver 770, with its rugged reliability and historical relevance, continues to captivate the hearts of tractor enthusiasts and collectors alike.

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