The Secret to Excavator Longevity? Used OEM Parts Might Just Be the Answer
- RALPH COPE
- Apr 16
- 6 min read

In the world of heavy machinery, longevity isn’t just a bonus—it’s a necessity. When an excavator is your workhorse, you expect it to deliver day after day, job after job, without fail. But here's the harsh truth: no machine lasts forever. Parts wear, systems degrade, and breakdowns happen.
So the question becomes—how do you keep your excavator running longer without emptying your pockets on expensive new parts?
The answer might surprise you. The secret to excavator longevity isn’t always about brand-new components fresh from the factory. It might just be about making smarter, more strategic decisions—like choosing high-quality used OEM parts from a trusted source like Vikfin.
Why Excavator Longevity Matters More Than Ever
Let’s face it: in today’s economy, replacing an excavator isn’t a casual decision. Prices for new machines are soaring, financing terms are tightening, and project margins are getting slimmer by the day. For plant hire businesses, construction firms, and mining operations alike, the real cost of doing business lies in equipment downtime.
If your excavator is sitting in a yard instead of digging, lifting, or breaking rock, you’re losing money.
And here’s the kicker—most breakdowns are preventable with the right parts, installed at the right time. That’s where a shift in mindset comes in: instead of waiting for failure and scrambling for pricey new replacements, forward-thinking businesses are turning to used OEM parts to proactively maintain and extend the life of their excavators.
What Exactly Are Used OEM Parts?
Let’s break it down:
OEM stands for Original Equipment Manufacturer. These are the parts that were designed and built specifically for your machine by the original brand—Caterpillar, Komatsu, Hitachi, Volvo, etc.
Used OEM parts are components that have already been in service but still have significant usable life left. These parts may have come from machines that were stripped for salvage, overhauled, or retired from service due to age, not failure.
And here’s the truth most mechanics know but don’t always say out loud:A well-maintained used OEM part often outlasts a cheap aftermarket substitute.
The Pitfalls of Aftermarket Parts
We get it. When your machine breaks down and the clock is ticking, that cheap aftermarket part off the shelf starts to look pretty tempting. But here’s what you need to know:
Fitment issues are common. Aftermarket parts often don’t fit precisely, which leads to installation delays or even damage to surrounding components.
Lower-quality materials = faster wear. Many aftermarket parts are built to a price, not to a standard.
Inconsistent performance. One batch might be decent, and the next could be junk. You’re rolling the dice with every purchase.
No long-term cost savings. Sure, the part may cost less upfront, but if it fails in six months and causes a hydraulic leak or engine damage, you’re now facing double the cost.
In contrast, used OEM parts are battle-tested. These are the real deal—designed for performance, engineered for durability, and proven in the field.
How Used OEM Parts Extend Excavator Life
At Vikfin, we’ve seen it again and again. Customers who switch from aftermarket parts to used OEM components see an immediate boost in machine reliability and performance.
Here’s how used OEM parts help extend the life of your excavator:
1. They Maintain OEM Tolerances
Every machine part is built to precise tolerances. When you install an OEM part—used or not—you maintain the exact engineering balance that the original manufacturer intended.
2. They Prevent Premature Wear
Poor-quality components can create stress on adjacent parts. For example, a cheap aftermarket hydraulic cylinder might lead to faster seal failure, which can compromise your entire hydraulic system. A used OEM cylinder from Vikfin, by contrast, performs just like the original, reducing wear and tear throughout the system.
3. They Reduce Downtime
Our used OEM parts are tested, cleaned, and often refurbished before resale. They’re ready to work, which means less time waiting for international shipments or fabricating fixes.
4. They Save You Money—Big Time
The average used OEM part costs 30–70% less than its new equivalent, and often lasts just as long. That means more budget for fuel, labour, and additional equipment—and fewer sleepless nights over your repair bills.
The Most Commonly Replaced Parts with Used OEM Alternatives
If you're new to the used parts game, start with the components most likely to fail—and the easiest to replace. At Vikfin, we carry a wide inventory of high-demand used OEM parts, including:
Engines – Complete running engines from excavators that were stripped for structural reasons. We test compression, oil pressure, and performance before sale.
Hydraulic Cylinders – Boom, bucket, and dipper arm cylinders that have been resealed and pressure tested.
Slew Motors – A critical (and expensive) part that controls your cab’s rotation. Our used units come from running machines and are tested for backlash and smooth rotation.
Final Drives – Used drives that maintain torque and power distribution just like the day they left the factory.
Cabs and Panels – Cosmetic and functional, these parts protect your operator and your machine’s core components.
Valve Banks, Pumps, and Hoses – High-pressure components that are pricey when new and risky when aftermarket.
And remember—every part we sell at Vikfin is tested, guaranteed to work, and priced to move.
When Should You Choose a Used OEM Part?
Not every situation calls for used components. But in most cases, they’re the perfect choice. Here's when to seriously consider used OEM parts:
Your machine is out of warranty and no longer tied to OEM servicing.
Your project margin is tight, and capital expenditure is off the table.
You need a fast, reliable solution to get back up and running without delays.
You’re dealing with an older model where new parts are scarce or overpriced.
You care about sustainability. Reusing components reduces manufacturing waste and lowers your carbon footprint.
Used parts aren’t just economical. They’re a practical, smart, and sustainable way to keep your business moving forward.
Why Buy from Vikfin?
Let’s be honest—not all used parts dealers are created equal.
Here’s what makes Vikfin stand out:
✅ Specialization
We focus exclusively on 20- and 30-ton excavators, which means we know the machines inside and out. From Komatsu and Caterpillar to Doosan and Hitachi, we stock what matters.
✅ Extensive Inventory
We’re constantly stripping machines and refreshing our stock, so whether you need a Volvo D6E engine, a Komatsu PC200 boom cylinder, or a swing gear for a Sumitomo SH210—we probably have it.
✅ Testing and Quality Control
Every part is pressure tested, visually inspected, and approved by our experienced team before it reaches you. If it’s not good enough for our yard, it’s not going to yours.
✅ Lowest Price Guarantee
We guarantee to beat any legitimate quote on a comparable used OEM part. Why? Because we believe in fair pricing, and we know what our competition charges.
✅ Nationwide Delivery
No matter where your machine is stuck in South Africa, we can get the part to you—fast.
Real Talk: Does It Really Work?
We get asked this all the time: “Can I really rely on used parts to keep my excavator running?”
Our answer? Absolutely.
Just ask our long-time clients in the plant hire business, who’ve doubled the lifespan of their fleet using refurbished engines and final drives from Vikfin. Or the scrapyard owners whose machines operate 18 hours a day on rebuilt hydraulic cylinders and pre-owned swing motors.
When used OEM parts are sourced carefully, tested properly, and installed correctly, they deliver performance you can count on—without the price tag that makes your accountant cry.
Final Thoughts: A Smarter Path to Longevity
You don’t need to baby your excavator or go broke buying shiny new parts to keep it alive. What you need is a reliable partner that helps you make smarter, more cost-effective maintenance decisions.
At Vikfin, we believe that machines should work hard and last long—just like the people who operate them.
Used OEM parts are not a compromise—they’re a strategy. A smarter, leaner, more sustainable way to ensure your excavator keeps moving, keeps earning, and keeps your operation thriving.
Ready to Extend the Life of Your Excavator?
Get in touch with Vikfin today. Whether you need an engine, final drive, or a single bolt, we’ve got your back.
Call us, WhatsApp us, or stop by the yard.We’ll save you time, money, and more than a few headaches.
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