Is 400 Hours a Lot for an ATV? Unpacking the Lifespan and Value

Jim had been eyeing that used Can-Am Outlander for weeks. The price was right, the plastics looked decent, and it was a 650cc, which meant plenty of power for the trails around his cabin in North Carolina. But there was one nagging detail that kept him from pulling the trigger: the odometer read 400 hours. “Is 400 hours a lot for an ATV?” he wondered, picturing countless miles of hard riding and potential mechanical nightmares. He scrolled through forums, getting conflicting answers – some folks said it was just broken in, others warned him to run the other way. He felt that familiar knot of anxiety in his stomach, not wanting to make a costly mistake.

To directly answer Jim’s question and yours: 400 hours on an ATV is generally considered a moderate amount of use, not necessarily “a lot,” but its significance hinges entirely on the ATV’s maintenance history, how it was ridden, and the specific make and model. It’s not an automatic red flag, but it certainly calls for a thorough investigation.

Think of it this way: comparing ATV hours to car mileage isn’t a perfect science, but it helps put things into perspective. A car accumulating 400 hours of engine runtime at an average speed of, say, 30 mph, would have around 12,000 miles on it. For a car, 12,000 miles is barely out of the wrapper, right? For an ATV, however, those hours often involve more strenuous, lower-speed, higher-RPM work than typical highway driving. Mudding, pulling heavy loads, climbing steep hills, or even just idling for long periods can rack up hours without covering significant distance, yet still put wear and tear on components.

So, while 400 hours might sound like a big number when you first see it, it’s really just a starting point for discussion. A well-maintained ATV, ridden responsibly for 400 hours, could easily have thousands of hours of life left in it. On the flip side, an abused machine with the same hour count could be a money pit waiting to happen. It’s truly a mixed bag, and your job is to figure out which side of the fence that particular ATV falls on.

What 400 Hours Really Means for an ATV

When you’re looking at an ATV with 400 hours, it’s not like you’re staring at an old beat-up truck with a quarter-million miles. For many modern, well-built ATVs, 400 hours is actually just getting past the break-in period. Manufacturers design these machines to be tough, capable of handling rough terrain and demanding tasks. A lot of folks, you know, they’ll put 50-100 hours on a brand new machine just to get it run in, shake out the minor kinks, and really get a feel for it. So, 400 hours often means the machine is well past its initial break-in, but not necessarily “worn out.”

The key here is understanding that not all hours are created equal. Someone who primarily used their ATV for light trail riding on their property, maybe checking fence lines or cruising easy paths, will have a very different 400-hour machine than someone who spent those same hours buried in mud pits every weekend, full-throttle, or constantly towing heavy loads around a farm. The latter scenario puts a significantly greater strain on the engine, transmission, differentials, suspension components, and even the frame.

For some robust utility quads or farm workhorses, 400 hours might still feel pretty new, especially if they’re built with heavy-duty components designed for sustained use. For a high-performance sport quad, those hours could indicate that it’s seen a lot of hard riding, perhaps jumps and aggressive cornering, which impacts different parts of the machine. It’s a nuanced picture, and you’ve gotta consider the whole story, not just the number.

Factors Influencing ATV Lifespan and Value at 400 Hours

When you’re evaluating an ATV with 400 hours, you really need to put on your detective hat. There are several critical factors that will dictate whether those hours signify a solid investment or a potential headache. Let’s break ’em down:

Maintenance History: The Unsung Hero of Longevity

This is, without a doubt, the single most important factor. A well-maintained ATV with 400 hours is almost always a better buy than a poorly maintained one with only 100 hours. Proper maintenance keeps all the moving parts lubricated, clean, and in spec, preventing premature wear and catastrophic failures. You know, it’s like taking care of yourself – if you eat right and exercise, you’re probably gonna live longer and healthier, right?

• Oil Changes: Regular oil and filter changes are paramount. Dirty oil loses its lubricating properties and can lead to excessive engine wear. Ask for proof of consistent oil changes at recommended intervals.
• Air Filter: A clean air filter is crucial, especially in dusty conditions. A clogged or damaged filter lets dirt into the engine, which is basically like sandpaper for your internal components.
• Valve Adjustments: Many ATVs require periodic valve clearance checks and adjustments. Neglecting this can lead to poor performance, hard starting, and even engine damage.
• Differential and Transmission Fluids: These often get overlooked, but fresh gear oil is vital for the longevity of your drivetrain components.
• Coolant Flushes: If it’s a liquid-cooled machine, fresh coolant prevents overheating and corrosion within the cooling system.
• Greasing Pivot Points: Regularly greasing suspension bushings, U-joints, and other moving parts keeps everything operating smoothly and prevents squeaks and premature wear.
• Spark Plugs: While not as critical for longevity, fresh spark plugs ensure efficient combustion.

What to Ask the Seller About Maintenance:

• Can you provide service records or receipts for parts and fluids?
• How often did you change the engine oil and filter?
• When was the last time the air filter was cleaned or replaced?
• Have the valves ever been checked/adjusted? If so, when?
• What about differential fluids and coolant – when were those serviced?
• Did you do the work yourself or take it to a shop?

If a seller can’t provide any proof or seems evasive, that’s a pretty big red flag, you know? It suggests they either didn’t do it or didn’t track it, which isn’t a good sign for the machine’s overall health.

Type of Riding: Not All Hours Are Created Equal

As we touched on, how those 400 hours were accumulated makes a huge difference. Think about it:

• Light Trail Riding: Cruising on relatively flat, smooth trails is easy on the engine, transmission, and suspension. These hours are generally “gentle.”
• Aggressive Sport Riding/Racing: Jumping, high-speed cornering, constant acceleration and deceleration. This puts immense stress on suspension components, frame, brakes, and the engine. An ATV ridden hard will show wear in places a casual trail rider’s machine won’t.
• Mudding/Water Crossings: Submerging the ATV can lead to water intrusion in differentials, bearings, and electrical connections, even if it’s “sealed.” It’s incredibly hard on components, and often leads to rust and corrosion if not properly cleaned and dried afterward.
• Utility/Farm Work: Towing heavy trailers, plowing snow, or carrying heavy loads can stress the drivetrain, suspension, and chassis. While these machines are built for it, sustained heavy use will still cause wear.
• Slow, Technical Riding: Rock crawling or steep hill climbs can cause engines to run hotter and strain the clutch/transmission, even if speeds are low.

Try to get a sense of the ATV’s history. Ask the seller what they primarily used it for. Look for tell-tale signs: rust in unexpected places might point to mudding, bent rims or scratched plastics could indicate aggressive riding.

Brand and Model Reliability: Some Are Built Tougher

Let’s be real, some brands just have a reputation for building bulletproof machines. Honda, for example, is legendary for its reliability. Yamaha, Suzuki, and Kawasaki also have strong track records for durability, especially with their utility and recreational models. Polaris and Can-Am have come a long way, offering incredible performance and features, but some models in the past might have had more specific issues or required more diligent maintenance.

A 400-hour Honda Foreman might have a lot more life left in its engine and drivetrain than, say, a less robust off-brand model with the same hours. Research the specific model you’re looking at. Are there common issues reported after a certain hour mark? Are parts readily available and affordable? This research can help you gauge the inherent durability of the machine you’re considering, giving you a better idea of how much those 400 hours truly represent.

Engine Size and Type: Power, Strain, and Longevity

The engine itself plays a role. A smaller, single-cylinder engine might have worked harder to achieve those 400 hours, especially if it was used for heavy tasks. A larger displacement engine (say, a 700cc twin) might have been under less stress to do the same work, meaning less wear and tear per hour. Similarly, liquid-cooled engines generally manage heat better than air-cooled ones, potentially leading to longer lifespans under demanding conditions. If the engine constantly runs hot, that’s not good for its internals over the long haul, no sir.

Storage and Environment: The Silent Degraders

How and where an ATV was stored matters. An ATV kept indoors, out of the elements, will almost always be in better shape than one left outside, exposed to sun, rain, and snow. UV rays degrade plastics and tires. Rain causes rust on exposed metal parts and can lead to corrosion in electrical connections. Rodents love to chew through wiring and build nests in airboxes if an ATV is left unattended outdoors or in a barn.

Also, consider the geographical location. An ATV from a coastal area might have more rust issues due to saltwater exposure and humidity compared to one from a dry, arid climate like Arizona or New Mexico. These environmental factors can silently degrade an ATV’s components over time, regardless of the hour count.

What to Inspect When Considering a 400-Hour ATV

Alright, so you’ve found an ATV with 400 hours, and the seller sounds pretty honest about the maintenance. Now it’s time to get your hands dirty and really inspect the machine. This is your chance to catch potential problems before they become *your* problems. Don’t be shy; crawl under it, look closely, and listen carefully. Seriously, it’s like buying a used car, you wouldn’t just kick the tires and drive off, would ya?

Pre-Purchase Inspection Checklist: Your Due Diligence Guide

Here’s a detailed list of what you should meticulously check. If you’re not comfortable doing this yourself, it’s absolutely worth paying a trusted mechanic to give it a once-over. That small investment can save you thousands down the road.

1. Engine & Exhaust:
   • Cold Start: Insist on starting the ATV from cold. This tells you a lot about the battery, starter, and choke/fuel system. Listen for unusual noises – knocking, ticking, or excessive valve clatter.
   • Smoke: Watch for smoke from the exhaust.
     • Blue smoke usually indicates burning oil (worn piston rings or valve seals).
     • White smoke (especially sweet-smelling) suggests burning coolant (head gasket issue).
     • Black smoke typically points to a rich fuel mixture.
   • Leaks: Check for oil, coolant, or fuel leaks around the engine, hoses, and exhaust manifold.
   • Engine Oil: Pull the dipstick. Is the oil level correct? Does it look clean, or is it sludgy, milky (water contamination), or gritty?
   • Coolant: Check the coolant level and color in the reservoir. Look for oil in the coolant or rust.
   • Air Filter: Open the airbox. Is the filter clean? Is there dirt or debris past the filter?
   • Compression Test: If you’re serious, a compression test can give a good indication of engine health. Low compression equals worn piston rings or valves.
   • Exhaust System: Look for cracks, dents, or rust, especially where it connects to the engine.
2. Drivetrain:
   • CV Boots: Inspect all CV boots (the rubber covers on the axles). Rips mean dirt and water get in, leading to expensive CV joint failure.
   • Differentials: Check for leaks around the front and rear differential housings. Ask about fluid changes.
   • Transmission: Shift through all gears (with the engine off, then running if possible). Does it shift smoothly or clunk excessively?
   • U-Joints: If applicable, check for play in universal joints on the driveshaft.
3. Suspension & Steering:
   • Shocks: Check for leaks (oil residue) around the shock bodies. Bounce each corner of the ATV – it should rebound smoothly without excessive bouncing.
   • A-Arms & Bushings: Grab the top and bottom of each wheel and try to rock it in and out. Excessive play indicates worn A-arm bushings or ball joints.
   • Tie Rods & Ends: Check for play in the steering tie rods and their ends.
   • Ball Joints: Lift the front of the ATV and check for play in the ball joints by rocking the wheel side-to-side and up-and-down.
   • Steering: Turn the handlebars lock-to-lock. Is it smooth? Does it bind or make any grinding noises?
4. Brakes:
   • Pads & Rotors: Check brake pad thickness. Inspect rotors for deep grooves, warpage, or excessive wear.
   • Brake Lines: Look for cracks, leaks, or frayed lines.
   • Brake Fluid: Check the fluid level and clarity in the reservoir.
   • Brake Feel: Squeeze the levers and push the pedal – they should feel firm, not spongy.
5. Tires & Wheels:
   • Tread: Inspect tread depth. Uneven wear can indicate suspension or alignment issues.
   • Cracks: Look for dry rot or cracks in the sidewalls, especially if the ATV was stored outside.
   • Rims: Check for dents, bends, or cracks, particularly on the inner lip.
   • Tire Pressure: Make sure they hold air.
6. Frame & Chassis:
   • Cracks/Bends: Carefully inspect the frame, especially around suspension mounting points, engine mounts, and foot pegs, for any cracks, welds that look amateurish, or bends. This is critical for safety.
   • Rust: Look for excessive rust, particularly on the frame. Surface rust is common; deep, flaky rust is a problem.
   • Skid Plates: Check the condition of any skid plates. Dents and gouges are normal for off-road use, but excessive damage might indicate hard impacts.
7. Electrical & Accessories:
   • Lights: Test all lights – headlights (high/low beam), taillights, brake lights, and indicators (if equipped).
   • Battery: Check the battery terminals for corrosion. The battery should hold a charge.
   • Winch: If equipped, test the winch’s operation (in and out).
   • Gauges: Ensure all dashboard gauges and indicators function correctly.
   • Wiring: Look for chewed wires (rodent damage) or frayed/exposed wiring.
8. Plastics & Seating:
   • Cracks/Fading: While mostly cosmetic, severe cracks could indicate impacts. Fading means it’s spent a lot of time in the sun.
   • Seat: Check for rips or tears.
9. Test Ride (Crucial!):
   • Starting & Idling: Does it start easily and idle smoothly?
   • Acceleration: Does it accelerate smoothly without hesitation or sputtering?
   • Shifting: Does it shift through all gears without grinding or slipping?
   • Braking: Do the brakes feel strong and stop the ATV effectively without pulling to one side?
   • Steering: Does it steer straight? Are there any loose feelings or excessive play in the handlebars?
   • Suspension: Does it absorb bumps well, or does it feel overly stiff or bouncy? Listen for squeaks or clunks.
   • Unusual Noises: Listen for any abnormal noises from the engine, transmission, differentials, or suspension during the ride.

Take your time with this inspection. Don’t feel rushed by the seller. This is your money, and you deserve to know what you’re buying. And don’t be afraid to walk away if something feels off or if the seller isn’t transparent.

Comparing 400 Hours to an ATV’s Typical Lifespan

So, where do 400 hours really sit in the grand scheme of an ATV’s life? For a well-maintained, modern ATV from a reputable manufacturer, 400 hours is often considered to be in its prime or just entering it. It’s certainly not high hours. Many ATV engines, especially those from brands like Honda, Yamaha, or Polaris (with proper care), are easily capable of reaching 1,000 to 2,000 hours, and sometimes even more! I’ve personally seen some old farm quads pushing 3,000+ hours that are still chugging along, albeit a bit rough around the edges.

Think of it this way:

• Low Hours (0-200): These are often still “new” or lightly used machines, potentially still under factory warranty. Minimal wear and tear expected.
• Moderate Hours (200-800): This is where 400 hours falls. The machine has seen some use, it’s past break-in, and if maintained well, should have plenty of life left. This is often the sweet spot for a good used ATV deal.
• High Hours (800+): At this point, you’re looking at a machine that has definitely earned its keep. While still potentially very reliable with excellent maintenance, you’ll need to scrutinize it even more closely. More wear parts (bearings, bushings, suspension components) will likely need replacement sooner rather than later.

The average lifespan of an ATV can vary wildly, but targeting 1,000 to 1,500 hours before major engine work is often a reasonable expectation for many models with diligent maintenance. So, 400 hours represents roughly 25-40% of that expected lifespan, which means there’s a whole lot of riding left to do if the machine checks out during your inspection.

My Take: Personal Insights and Recommendations

From my experience of buying and selling used ATVs over the years, I can tell you that the hour meter is a guide, not a gospel. I’ve bought machines with 150 hours that were trashed, and others with 700 hours that were meticulously cared for and ran like new. It really boils down to the previous owner, you know?

My biggest piece of advice, hands down, is to always, always, ALWAYS get an independent mechanic to inspect the ATV if you’re not confident in your own mechanical skills. It might cost you $50-$100, but that money is an insurance policy against a bad purchase. A good mechanic will spot things you might miss, like worn bearings, hidden leaks, or signs of engine trouble. They’ll also be able to tell you if that 400-hour machine is a gem or a money pit.

Secondly, don’t let emotion cloud your judgment. That shiny red quad might look awesome, but if the engine sounds like a coffee grinder, it’s a hard pass. Stick to your inspection checklist and don’t be afraid to walk away. There are always other ATVs out there.

Lastly, factor in the cost of potential immediate maintenance. Even a well-maintained 400-hour ATV might benefit from fresh fluids, a new air filter, or maybe some new tires if the current ones are getting low. Budget a few hundred bucks for this, just to be on the safe side, so you can start your ownership with peace of mind. It’s better to be prepared for those small investments up front than to be hit with a big surprise later.

The Value Proposition: Is a 400-Hour ATV a Good Deal?

A 400-hour ATV can often represent an excellent value proposition, sitting in that sweet spot between brand new (and expensive) and high-hour (and potentially risky). Here’s a quick look at the pros and cons:

Pros of a 400-Hour ATV:

• Significant Savings: You’ll pay considerably less than for a brand new machine, often saving thousands of dollars.
• Depreciation Absorbed: The steepest depreciation typically occurs in the first year or two. A 400-hour ATV has already taken that hit, so its value will likely hold better.
• Proven Reliability: At 400 hours, any immediate manufacturing defects or early-life issues have usually surfaced and been addressed (hopefully).
• Often “Broken In”: The engine and drivetrain components are typically well-seated and running optimally, assuming proper break-in procedures were followed.

Cons of a 400-Hour ATV:

• No Warranty (Typically): Most factory warranties expire long before 400 hours or a few years of ownership. You’re buying “as-is.”
• Potential for Hidden Issues: As discussed, poor maintenance or hard riding can leave underlying problems that aren’t immediately obvious.
• Wear Parts: Components like tires, brake pads, chain/belt, and some bushings may be nearing the end of their lifespan and might need replacement sooner.
• Limited History: Unless the seller has impeccable records, you might not get a complete picture of the ATV’s life.

When assessing the value, compare the asking price to similar models with comparable hours in your region. Factor in any known issues you found during your inspection and estimate the cost of those repairs. Sometimes, a slightly higher-priced ATV with a verifiable history and excellent condition is a much better deal than a cheaper one with a questionable past. The cheapest ATV isn’t always the best value, not by a long shot.

Frequently Asked Questions

How many hours is too many for an ATV?

There’s no single magic number that defines “too many” hours for an ATV, as it’s highly subjective and dependent on several critical factors. However, as a general guideline, many enthusiasts and mechanics start to consider an ATV to have “high hours” once it surpasses the 800-1000 hour mark. Below 800 hours, especially in the 200-600 hour range, is typically seen as a moderate amount of use, often representing a machine that’s well past break-in but still has significant life left.

The real issue with “too many” hours isn’t just the number itself, but what that number implies about the machine’s overall condition and the wear on its components. An ATV with 1,200 hours that has been meticulously maintained, ridden gently, and stored indoors could still be a fantastic machine. Its engine might have had regular oil changes, valve adjustments, and the drivetrain fluids swapped religiously. In contrast, an ATV with only 300 hours that was thrashed, neglected, and left outside could be a complete basket case, requiring major repairs.

When you’re looking at higher-hour machines, say 800 or more, you should anticipate that more wear parts will likely need attention. This could include suspension bushings, wheel bearings, tie rod ends, CV joints, and even the clutch components or an engine top-end rebuild. The key is to adjust your expectations and your budget. If the price reflects the higher hours and potential for upcoming maintenance, and your inspection gives it a clean bill of health (or identifies manageable issues), then a high-hour ATV can still be a viable and cost-effective option for someone who doesn’t mind a bit of wrenching or budgeting for repairs. It really boils down to how well the machine was cared for throughout its life, regardless of the number on the clock.

What’s the average lifespan of an ATV engine?

The average lifespan of an ATV engine can vary dramatically, but with proper maintenance, many modern ATV engines are designed to last anywhere from 1,000 to 2,000 hours before requiring a major overhaul, such as a top-end rebuild (pistons, rings, valves). Some of the more robust utility and recreational engines, particularly from brands renowned for durability like Honda or Yamaha, can often exceed 2,500 to 3,000 hours, and sometimes even more, especially if they’ve led a relatively easy life.

Factors that significantly impact engine lifespan include the consistency of oil changes with the correct type of oil, regular air filter cleaning or replacement (critical for keeping abrasive dust out of the engine), timely valve adjustments, and proper cooling system maintenance for liquid-cooled units. The type of riding also plays a huge role; an engine constantly run at high RPMs, or frequently overheating, will naturally wear out faster than one used for casual trail riding. Engines in machines used for heavy utility work or mudding will also face increased strain. Neglect, such as infrequent oil changes or running with a dirty air filter, can drastically reduce an engine’s life, sometimes bringing it to an early grave well before the 500-hour mark.

Ultimately, while there’s an “average,” the real lifespan of any specific ATV engine is a testament to the care it received. An engine with good compression, no excessive smoke, and a quiet valvetrain at 1,500 hours is likely still very healthy, whereas one with low compression and persistent knocking at 500 hours is probably on its last legs. Regular, proactive maintenance is the absolute best way to maximize an ATV engine’s lifespan, ensuring it continues to reliably power your adventures for thousands of hours.

Should I buy an ATV with high hours if the price is right?

Buying an ATV with “high hours” (let’s say 800+ for this discussion) can absolutely be a smart financial decision if the price truly reflects the higher hour count and the potential for upcoming maintenance. The key here is “potential” and “price.” A lower upfront cost can be very appealing, and for many riders, it’s the only way to get into a certain class or size of ATV that would otherwise be out of reach when new.

However, the decision to buy a high-hour ATV requires an even more rigorous inspection than a lower-hour machine. You need to approach it with your eyes wide open, fully aware that some components will likely be more worn and may need attention sooner rather than later. This means you must perform a thorough pre-purchase inspection yourself, or better yet, pay a trusted mechanic to do it. Look for signs of excellent maintenance, detailed service records, and a seller who is transparent about the machine’s history. If the machine seems well-cared for, starts easily, runs smoothly, and passes a comprehensive inspection, it might just be a diamond in the rough.

It’s also crucial to budget for immediate post-purchase maintenance and potential future repairs. Even if everything checks out, assume you might need to replace wear items like bearings, bushings, brake pads, or tires within the first year or two. If you’re handy with a wrench and enjoy DIY repairs, a high-hour ATV can offer fantastic value. But if you’re looking for a completely trouble-free machine with no mechanical know-how, and you’re not willing to budget for repairs, then a high-hour ATV, even at a great price, might lead to more frustration than fun. The “right price” should include a cushion for the unknown.

How can I extend the life of my ATV?

Extending the life of your ATV is all about consistent, proactive maintenance and smart riding habits. It’s truly an investment in your machine’s longevity and reliability. Here’s a comprehensive list of best practices:

1. Follow the Maintenance Schedule Religiously:
   • Oil Changes: Change your engine oil and filter at or before the manufacturer’s recommended intervals, using the specified oil type. This is probably the single most important thing you can do.
   • Air Filter: Clean or replace your air filter frequently, especially after dusty rides. A dirty filter allows abrasive particles into your engine, causing premature wear.
   • Valve Adjustments: Adhere to the recommended schedule for checking and adjusting valve clearances.
   • Fluid Checks: Regularly check and change differential, transmission, and coolant fluids according to the service manual.
2. Keep it Clean:
   • Wash After Every Ride: Especially after mud, dirt, or saltwater exposure. This prevents rust, corrosion, and helps you spot issues.
   • Grease Zirks: Regularly grease all accessible grease zerks (pivot points, U-joints) to keep components lubricated and prevent wear.
3. Inspect Regularly:
   • Pre-Ride Checks: Before each ride, quickly check tire pressure, fluid levels, lights, and brakes.
   • Post-Ride Inspection: After a ride, look for loose bolts, damaged components (CV boots, tie rods, plastics), leaks, or unusual wear. Catching small issues early prevents them from becoming big problems.
4. Ride Smart:
   • Avoid Overheating: Don’t constantly redline your engine, especially in hot conditions or while working hard. Keep radiators clean.
   • Easy on the Throttle: Avoid unnecessary aggressive riding, hard acceleration, and sudden braking, which stresses the drivetrain, suspension, and brakes.
   • Respect Limitations: Don’t try to tow more than your ATV is rated for, or push it through obstacles it’s not designed to handle.
   • Proper Break-In: If you buy a new engine or rebuild one, follow the break-in procedure meticulously.
5. Store Properly:
   • Indoors: Store your ATV in a garage or shed, away from direct sunlight, rain, and snow.
   • Battery Tender: Use a battery tender if storing for extended periods to prevent battery drain and prolong its life.
   • Fuel Stabilizer: Add fuel stabilizer if it will sit for more than a month to prevent fuel system issues.
6. Use Quality Parts and Fluids:
   • Don’t skimp on cheap oil, filters, or replacement parts. Using OEM or high-quality aftermarket components often pays off in the long run.

By making these practices a routine part of your ATV ownership, you can significantly extend its operational life, ensuring it remains a reliable and enjoyable companion on the trails for years and thousands of hours to come.

So, is 400 hours a lot for an ATV? As we’ve seen, it’s not a simple yes or no. For Jim, and for you, it means you’ve got to do your homework. Dig into that maintenance history, scrutinize every inch of the machine, and don’t be afraid to get a professional opinion. A 400-hour ATV could be a fantastic deal, offering years of adventure at a fraction of the new price. Or it could be a money pit. The power to tell the difference is now firmly in your hands.