Tractor Parts Guide to PTO, 3 Point, Hydraulics and Filters
A practical guide to PTO, 3 point hitches, hydraulics, and filters, plus a quick spec comparison to help you match implements and attachments.

John Deere 50 agricultural tractor specifications: tractor type Row-Crop Tractor, weight 2200.0 kg, transmission type Unsynchronized gear, length 337.0 cm.
| Specification | Metric | Imperial |
|---|---|---|
| Tractor Type | Row-Crop Tractor | |
| Weight | 2200.0 kg | 4850.2 lbs |
| Transmission Type | Unsynchronized gear | |
| Length | 337.0 cm | 132.7 in. |
| Pump Flow | 33.7 LPM | 8.9 GPM |
| Years Made | 1952-1956 | |
| Engine Model | John Deere | |
| Engine Type | 4-stroke, liquid-cooled, inline | |
| Fuel Type | LP-gas | |
| Cylinders | 2 | |
| Displacement | 3120 cc | 190.4 cu in. |
| Bore | 11.91 cm | 4.69 in. |
| Stroke | 14.00 cm | 5.51 in. |
| Rear PTO Type | Independent | |
| Rear PTO Speed | 532 RPM | |
| Compression Ratio | 8.0:1 | |
| Battery | Two 6V, 85Ah | |
| Starter | Electric | |
| Height | 151.0 cm | 59.4 in. |
| Wheelbase | 228.0 cm | 89.8 in. |
| Fuel Tank Capacity | 58.7 l | 15.5 gal |
| Coolant Capacity | 21.8 l | 5.8 gal |
| Gears | 6 forward and 1 reverse | |
| Chassis | 4×2 2WD | |
| Max. Travel Speed | 4.0 km/h | Forward: 10.0 MPH (16.1 km/h) Reverse: 2.5 MPH |
| Brakes | Expanding shoe | |
| Cabin Type | Open operator station | |
| Steering Type | Manual or power | |
| Front Tires | Ag: 5.50-16 | |
| Rear Tires | Ag: 10-38 | |
| Hydraulic Type | Open center | |
| Working Pressure | 64.1 bar | 930.0 psi |
Source: heavyequipments.net archive (imported 2026-10). Values may vary by variant and production year; seller claims are shown separately on the listing page.
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A practical guide to PTO, 3 point hitches, hydraulics, and filters, plus a quick spec comparison to help you match implements and attachments.
Clear up compact tractor hydraulics and PTO in one guide. Learn pump flow, SCVs, rear remotes, and see a table comparing popular models' flow.
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