If you’ve spent any time working in agricultural soils, you know the disc plough is one of the most reliable workhorses in the field. It slices through tough, compacted earth, turns under crop residue to improve soil health, and lays the groundwork for healthier seedbeds. But if you’re a small-to-mid-scale farmer, or even a large operation looking to stretch capital for new gear, the question I hear most often is: Are there any second-hand disc ploughs that actually hold up to heavy farm use? Disc Plough
As a disc plough supplier who’s spent 12 years on farms across the Great Plains and Midwest, I get it. New ag equipment has skyrocketed in price over the last decade—some entry-level disc ploughs now top $15,000, a number that makes a seasonal farmer’s budget strain. Second-hand units feel like a no-brainer… but only if you avoid the ones that’ve been run into the ground, worn out by unskilled operators, or left to rust through a rainy off-season.
Let’s start with the truth: Yes, high-quality second-hand disc ploughs are available—if you know where to look, and what to inspect before you buy. Over the years, I’ve helped dozens of farmers source these units, and I’ve seen firsthand how a well-maintained pre-owned plough can outperform a cheap new unit from a no-name brand. I’ve also seen farmers get burned by a seller who hides a 10-year-old plough with cracked discs or a bent frame under a “gently used” label. That’s why today, I’m breaking down what I teach every farmer who asks about second-hand disc ploughs, straight from the shop floor.
First, let’s clear up a common misconception: not all second-hand disc ploughs are created equal. The best candidates are the ones that were used consistently for small grain or corn farming, not heavy clay or rocky soil. Rocky soil eats disc ploughs for breakfast—each disc blade is designed to slice through soil, not bang into boulders, so a plough that spent its life in a rocky region will have bent discs, worn bearing housings, and a twisted frame. Look for units from farms with light to medium soil: loam, silt, or sandy loam. These soils let the plough do its job without unnecessary wear.
Next, the non-negotiable pre-buy checks. I can’t stress this enough—skip these, and you’ll be replacing parts before you finish planting a single acre. First, walk the length of the frame. It should be perfectly straight. Hold a level along the main beam; if it wobbles or sits off-balance, that plough was pulled too hard by a tractor that was too small, or hit a tree stump buried in the soil at some point. A bent frame means uneven depth when ploughing, which leads to inconsistent seedbeds and wasted time.
Then the discs themselves. Each disc should be smooth, not pitted or gouged. Run your hand along the edge—if there’s a notch or a deep scratch, that’s a sign the plough hit something hard, or the discs were never replaced after they wore down. Discs should have a uniform thickness; most good second-hand discs will have about 1/16 of an inch of wear left before they need resurfacing, which saves you $300-$500 per disc when you do replace them. Check the number of discs too: most standard disc ploughs have 4, 5, or 6 discs, depending on the working width you need.
The undercarriage and bearings are the most overlooked parts of a used plough, and the most expensive to replace. Crawl under the plough and check each bearing housing. If there’s grease caked around the seals, that’s a good sign—the previous owner kept up with maintenance. If there’s oil seeping out, the seal is broken, and the bearing will lock up within a season. Spin each disc by hand—they should rotate smoothly, with no grinding or wobbling. A wobbly disc means the hub is worn, and a new hub runs about $200 each. If even one bearing is bad, factor that into the price; it’s not a deal-breaker, but it gives you room to negotiate.
Now, where do these high-quality second-hand disc ploughs actually turn up? I’ve found the best sources are local farm auctions, independent farm equipment dealers (not big box stores), and farm co-op forums. Big box dealers often take trade-ins for new ploughs, but their used inventory tends to be older and less maintained—they have to move volume fast, so they might not do full inspections. Local auctions, though, draw farmers who are upgrading their equipment, and they typically sell ploughs that have been in active use, not sitting in a field for years. The key here is to show up early, walk the lot, and ask for the maintenance records—any reputable farmer will have receipts for disc replacements or bearing changes.
I also want to be transparent about a gap in the market: there’s a misconception that second-hand disc ploughs are only for small farms. But many mid-sized operations that scale up to larger equipment will sell off their well-maintained 5-disc ploughs at a fraction of the cost just to free up space in their yard. Last year, I helped a farmer in Iowa source a 2018 5-disc disc plough for $6,200—half the price of a new comparable model. The previous owner had only used it for corn and soybean farming, and the discs had barely 200 hours of use on them. That’s a steal, but it required him to inspect the plough himself, and he walked away with a unit that’s still going strong four seasons later.
That said, there’s a time when buying a new disc plough makes more sense than a second-hand one. If you’re farming in heavy clay or rocky soil, a used plough that’s already been damaged by rock will only cost you more in repairs. If you need a custom working width or specialized features (like hydraulic adjustment to change depth from the tractor cab), a used plough might not have those upgrades, and retrofitting them can be more expensive than buying new. But for most farmers with standard soil types and basic needs, a well-vetted second-hand disc plough is a smart investment—if you know what to look for.
Wait, but what if you’re not sure how to do those pre-buy checks? That’s where I come in. For years, I’ve offered a free pre-inspection service for farmers sourcing second-hand disc ploughs. I’ll help you draft a list of questions for sellers, walk the frame with you, test the discs, and even connect you with mechanics who can do a full bearing and seal check for a small fee. Over the last decade, I’ve helped 200+ farmers avoid bad second-hand units, and connect them with ones that will last 10+ seasons.
I also want to address the elephant in the room: quality. Not all disc ploughs are made the same. A no-name disc plough from a 2010 build in China will wear out after 1,000 hours, even if it’s new. A mid-tier brand disc plough, like the ones I source and service, can last 5,000 hours with basic maintenance. That’s why it’s important to check the brand on the plough frame—look for names like John Deere, Case IH, or the domestic manufacturers that build to last. A second-hand mid-tier brand plough is far more reliable than a new no-name unit, and will save you thousands in the long run.
Last season, I had a farmer from Kansas reach out to me, frustrated after buying a used disc plough from a private seller online. The plough looked great in photos, but when he pulled it home, the frame was bent, and two discs were cracked. He’d paid $7,500 for it, and ended up spending another $2,000 to fix the damage. That’s the risk of buying second-hand without doing your due diligence, or trusting photos over in-person inspection. My advice to anyone looking: never buy a second-hand disc plough sight-unseen. If a seller won’t let you come look at it, walk away. There are plenty of other options.
So, to answer the original question: Yes, high-quality second-hand disc ploughs are available—you just need to do your homework, know what to inspect, and source from reputable places. It’s not a shortcut to a bad unit; it’s a way to get reliable equipment at a price that fits your farm’s budget, if you’re willing to put in the work to vet it.
Spreader For me, that’s what this business is all about. I started as a farm mechanic, fixing disc ploughs in a small shop in Nebraska, and now I work with farmers across the country to get them the equipment they need, whether that’s a new custom plough or a well-vetted used one. If you’re tired of overpaying for new ag equipment, or you’ve been burned by a bad second-hand plough in the past, I’d love to chat. Let’s talk about your farm’s soil type, your acreage, and what you need a disc plough to do—we can figure out if a second-hand unit is right for you, or if a new one would be a better fit, and connect you to trusted sellers or reliable service.
References
- American Society of Agricultural and Biological Engineers. (2021). Agricultural Equipment Maintenance Best Practices for Plow Implements. ASABE Standards.
- USDA National Agricultural Statistics Service. (2022). Farm Equipment Price Trends: Disc Ploughs, 2012-2022. USDA Economic Research Service.
- University of Extension Agricultural Engineering. (2020). Pre-Purchase Inspection Guide for Used Tillage Equipment. State University Extension Publication.
- Ag Equipment News. (2023). Second-Hand Tillage: Cost-Benefit Analysis for Small to Mid-Scale Farmers. Penton Agriculture.
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