SPECS / COMPARISON
John Deere B vs Oliver 77 Row-Crop
A detailed comparison of the John Deere B and the Oliver 77 Row-Crop. Click a model name to view its full specifications.
Weight
John Deere B1950.0 kg (4299.0 lbs)
Oliver 77 Row-Crop2040.0 kg (Gasoline: 4210.8 lbs (1910.0 kg) Diesel: 4497.4 lbs)
| Specification | John Deere B Agricultural Tractors | Oliver 77 Row-Crop Agricultural Tractors |
|---|---|---|
| Tractor Type | Row-Crop Tractor | Row-Crop Tractor |
| Weight | 1950.0 kg (4299.0 lbs) | 2040.0 kg (Gasoline: 4210.8 lbs (1910.0 kg) Diesel: 4497.4 lbs) |
| Transmission Type | Unsynchronized gear | Unsynchronized gear with dry disc clutch |
| Length | 340.0 cm (133.9 in.) | 353.0 cm (139.0 in.) |
| Years Made | 1938-1952 | 1948-1954 |
| Engine Model | John Deere | Waukesha-Oliver |
| Engine Type | 4-stroke, liquid-cooled, inline | 4-stroke, liquid-cooled, inline |
| Fuel Type | All-fuel | LP-gas |
| Cylinders | 2 | 6 |
| Displacement | 3120 cc (190.4 cu in.) | 3179 cc (194.0 cu in.) |
| Bore | 11.91 cm (4.69 in.) | 8.41 cm (3.31 in.) |
| Stroke | 14.00 cm (5.51 in.) | 9.50 cm (3.74 in.) |
| Rear PTO Type | Transmission | — |
| Rear PTO Speed | 540 RPM | 540 RPM |
| Compression Ratio | 4.71:1 | 6.75:1 |
| Battery | 6 V | — |
| Starter | Electric | Electric |
| Height | 151.0 cm (59.4 in.) | 190.0 cm (74.8 in.) |
| Fuel Tank Capacity | 45.4 l (12.0 gal) | 62.5 l (16.5 gal) |
| Coolant Capacity | 34.1 l (9.0 gal) | 17.0 l (4.5 gal) |
| Transmission Oil Capacity | 17.0 l (4.5 gal) | — |
| Transmission Model | John Deere | — |
| Gears | 6 forward and 1 reverse | 6 forward and 2 reverse |
| Chassis | 4×2 2WD | 4×2 2WD |
| Max. Travel Speed | 4.0 km/h (Forward: 10.0 MPH (16.1 km/h) Reverse: 2.5 MPH) | 7.2 km/h (Forward: 11.5 MPH (18.5 km/h) Reverse: 4.5 MPH) |
| Brakes | Differential mechanical expanding shoe | Differential mechanical drum |
| Cabin Type | Open operator station | Open operator station |
| Hitch Type | Power Lift | — |
| Steering Type | Manual | Manual |
| Front Tires | Ag: 5.50×16 | Ag: 5.50-16 |
| Rear Tires | Ag: 10.00×38 | Ag: 10-38, 11-38, 12-38 |
| Hydraulic Type | Powr-Trol | — |
| Wheelbase | — | 230.0 cm (90.6 in.) |
| Ground Clearance | — | 63.0 cm (24.8 in.) |
| Oil Capacity | — | 7.6 l (2.0 gal) |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.