Quick answer: Choosing among used tractors is a matching exercise, not a horsepower contest. Start from the heaviest implement you already own and work backwards. A 50 hp unit such as the Shanghai New Holland SNH504 lifts about 8 kN at the link ends and turns the PTO at 766 rpm; the 74 hp SNH754 doubles that lift to 16 kN and weighs 2,520 kg; the 100 hp SNH1004 carries 12.4-24 / 18.4-34 tyres and front ballast for heavy draught. Match lift capacity, PTO speed and weight per horsepower to that implement and you will not pay for power you cannot use.
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Start With the Implement You Already Own
Most buyers of used tractors start with the badge and the horsepower, then discover at delivery that the machine cannot lift their plough. Work the other way. A 1.8 m rotary tiller and a two-furrow plough are comfortable on 50-70 hp. A 2.2 m tiller or a three-furrow reversible plough wants 80 hp and at least 12 kN of lift at the link ends. A four-furrow plough or a 2.8 m tiller pushes you into 100 hp territory. Write the implement list down, note the heaviest item, and the horsepower band largely chooses itself.
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It is also the cheapest check a buyer of used tractors can run: if your heaviest tool weighs 900 kg, an 8 kN lift rating will struggle to carry it on the road.
The 50-100 HP Ladder in Current Stock
Used tractors in the 50-100 hp band are the backbone of most import orders, and the Shanghai New Holland range is a useful ladder because the steps are clean. Below is what each rung actually delivers, taken from machines on our floor.
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| Model | Rated power | Gears | PTO speed | Key figure |
|---|---|---|---|---|
| SNH504 | 37 kW (50 hp) @ 2,000 rpm | 8F+2R | 766 rpm | 8 kN lift, torque reserve ≥18% |
| SNH704 | 70 hp @ 2,400 rpm | 8F+2R | — | 2,400 kg, 470 mm clearance, 4043×1930×2450 mm |
| SNH754 | 55.1 kW (74 hp) @ 2,400 rpm | 10+2 | 783 rpm | 16 kN lift, 2,520 kg, 360 mm clearance |
| SNH804B | 80 hp, 4WD | — | — | SNH4102 engine, 11.2-24 / 16.9-30, ROPS and canopy |
| SNH1004 | 100 hp, 4WD | — | — | Deutz engine, 12.4-24 / 18.4-34, front ballast |
Two things jump out when you shortlist used tractors this way. Lift capacity doubles between 50 and 74 hp, while ground clearance falls from 470 mm on the SNH704 to 360 mm on the SNH754. If you work standing cane or tall maize, the smaller machine is the better tool.
Weight per Horsepower Separates Good Used Tractors From Bad Ones
Horsepower sells tractors; weight does the work. Divide structure mass by rated power and you get a number that predicts traction better than any brochure. The SNH704 comes in at 2,400 kg over 70 hp, or 34.3 kg per horsepower. The SNH754 is 2,520 kg over 74 hp, 34.1 kg per horsepower — the same balance one rung higher. For importers comparing used tractors across brands, this is the fastest honest comparison available.
As a working rule, 30 to 40 kg per horsepower suits mixed arable work; below 28 kg you bolt on front weights before every ploughing pass, above 45 kg you burn diesel moving ballast and compact soil. The 100 hp SNH1004 ships with front ballast fitted for exactly this reason.
PTO Speed and Gear Count Decide Implement Fit
The specification sheets list a single PTO figure — 766 rpm on the SNH504, 783 rpm on the SNH754 — rather than the 540/1000 rpm pair printed on most European, Turkish and Brazilian implements. That does not make them wrong for your mower. It means the PTO arrangement must be confirmed in writing: spline count, rotation direction and the engine rpm at which the shaft reaches 540.
Gear count matters just as much. An 8F+2R box gives four usable field speeds and one reverse in each range. A 10+2 box adds the split you need for transplanting, spraying and loader work. If your used tractors will spend half their life on a loader or on road haulage, pay for the extra gears.
Container Loading: Do the Maths Before You Wire the Deposit
Importers of used tractors often overlook freight until the invoice arrives. The SNH704 measures 4,043 × 1,930 × 2,450 mm. At 2,450 mm it clears the roughly 2,580 mm door height of a 40 ft high-cube container, so no cab or exhaust dismantling is needed. Width is the constraint: at 1,930 mm only a single row fits inside the 2,352 mm interior. Two machines nose to tail occupy 8,086 mm of the 12,032 mm floor, leaving close to 3,900 mm for implements and spare parts. Three would need 12,129 mm and will not fit. Ask for a loading plan with photographs before the container is sealed.
FAQ
Is 80 hp enough for a 60-hectare farm?
Yes for arable work on 60 hectares, provided the machine is ballasted for draught jobs. An 80 hp unit on 11.2-24 / 16.9-30 tyres pulls a three-furrow reversible plough and a 2.2 m tiller in most soils. The limit is traction rather than power. If your land is heavy clay or you run a four-furrow plough, step up to 100 hp with front ballast instead of adding weight to a lighter chassis.
How many hours is too many on used tractors?
Hours matter more than the year plate, and hours per year matter most of all. A 2014 SNH704 showing 2,000 hours has averaged roughly 167 hours a year — a lightly worked machine with plenty of life left. A 2018 machine with 6,000 hours has been worked hard and is likely near a major overhaul. Ask for the hour reading, a cold-start video and service records, and budget for a full fluid and filter service on arrival.
Working With Linyi Gama Machinery
Linyi Gama Machinery Co., Ltd ships used tractors and implements worldwide from Linyi City, Shandong Province, China. Send us your implement list, the PTO speed your machines require and your tyre specification, and we will match a machine to the work with photographs, engine plate details, hour readings and a container loading plan. Email Gavin@gamagr.com or call and WhatsApp +86 13013532997 for current stock and FOB Qingdao pricing.
