Hydraulic systems are the heart of an excavator.Power, precision, lift capacity, digging strength — it all comes down to one thing: The hydraulic oil you choose. Pick the right oil, and your pumps, valves, cylinders, and final drives last thousands of extra hours.Pick the wrong oil, and you’ll destroy components faster than any operator mistake can. Most excavator owners know oil matters — but very few understand why  it matters.This blog breaks down the science, the logic, a

(An educational, step-by-step guide for anyone purchasing used OEM final drives in South Africa) A final drive isn’t just another excavator part.It ’s the heart  of your machine’s travel system — and one of the most expensive components you’ll ever replace. Buying used OEM final drives is one of the smartest ways to save money… if  you know how to check their condition properly. Because let’s be honest:A final drive can look fine on the outside and still be an expensive disas

An Educational Guide for Excavator Owners, Mechanics & Fleet Managers in South Africa Turbochargers are one of the hardest-working components on any excavator engine. They spin at over 100,000 RPM , survive extreme heat, and feed the engine the extra air it needs to produce torque under heavy load. But here’s the part most people get wrong: A turbocharger is not just a “bolt-on part.” It’s a precision-engineered system that must match the engine’s airflow, exhaust pressure, t

(Educational, clear, practical — written for real excavator operators and buyers in South Africa) When you walk into a parts yard or message a supplier, the first thing they’ll ask isn’t your excavator’s colour, bucket size, or where it last got stuck in the mud.They’ll ask you one thing : “Do you have the OEM part number?” For many machine owners, that question instantly triggers panic. They flip open a manual from 2004, scratch their heads, and pray the number they send isn

An Educational Guide for Excavator Owners, Operators & Fleet Managers in South Africa The final drive is one of the most abused—and most expensive—components on any excavator. It’s the muscle that turns your tracks, pushes the machine through mud, climbs slopes, and rotates under load. And yet, most failures don’t come from “bad luck” or “a weak part.” They come from operation .How the machine is driven matters just as much as what’s inside the gearbox. At Vikfin, we’ve seen

Stop Wasting Time, Money, and Sweat on Half-Assed Repairs Let’s get straight to the point: Most contractors are terrible at this .They stand over a busted final drive, hydraulic pump, or swing motor and say, “I think we can fix it.” And then three days later, the machine is still broken, your operator is pissed, the client is furious, and your wallet is getting fleeced faster than diesel prices. Here’s the brutal truth: some parts are worth repairing. Most aren’t. If you don’

Stop Waiting for a Catastrophe — Catch It Before It Costs You a Fortune Let’s not sugarcoat it: final drives are expensive, critical, and delicate . Most contractors only notice they’re failing when the machine stops moving, oil sprays everywhere, and panic sets in . By then, you’re looking at: R80,000+ in repair or replacement Days of downtime Angry clients breathing down your neck Labour and hire costs piling up So, here’s the hard-hitting truth : You need to spot the signs

A Brutally Honest Guide for Contractors Who Are Tired of Being Screwed Over Let’s not dance around it. The used excavator parts market in South Africa is a jungle —and most suppliers are hyenas. You already know the type: “We’ve got stock” (they don’t) “It’s 100% OEM, boss” (it’s not) “Machine was running” (it wasn’t) “We’ll courier it today” (nope) “Looks the same, so it should fit” (it won’t) If you’ve been in the construction or plant hire game for more than five minutes,

Behind the Scenes of Keeping SA Excavators Alive If you think selling used excavator parts is just about storing a bunch of old engines, pumps, and final drives in a dusty warehouse, think again. A day at Vikfin  is chaos with a method, grit with precision, and coffee-fueled decision-making on a borderline heroic scale. Let’s take you behind the scenes — so you can see exactly why South African contractors trust us over any backyard operator or online auction snake oil salesm

Stop Gambling With Cheap Parts — Your Machine Deserves Better Let’s cut the crap. South African contractors are under pressure to cut costs, hit deadlines, and keep machines running . The temptation? Cheap aftermarket parts. They look okay, they fit… sometimes. But here’s the cold, hard truth: aftermarket parts are a gamble . And the house usually wins — you pay. Here’s why OEM used parts from Vikfin  are the smarter choice. 1: Fit and Compatibility — Don’t Guess OEM parts ar

Why This Small Component Keeps Your Machine Running and Prevents Costly Damage When it comes to excavators, most contractors focus on engines, hydraulics, and tracks — and overlook one of the most critical components : the pressure release valve . This little device does big work , protecting your hydraulic system, extending the life of components, and preventing catastrophic failures. Here’s a detailed, contractor-friendly guide to understanding it, spotting issues, and keep

Stop Guessing — Understand the Mechanics Before You Break Your Machine If you think turning a steel-tracked excavator is as simple as “push one track forward and pull the other back,” think again. The truth? Most contractors don’t fully understand how their machines actually change direction , and it costs them — in: Premature track wear Final drive failures Hydraulic motor damage Lost time and money on site This is the hard-hitting, no-BS guide to how your excavator really t

How to Avoid Costly Errors and Keep Your Excavator Running Smoothly Buying used excavator parts can save a ton of money — if you do it right. But in South Africa, many contractors make mistakes that turn “savings” into unnecessary downtime, wasted cash, and headaches . Let’s break down the top 5 mistakes  contractors make when buying used parts — and how to avoid them. Mistake #1: Not Verifying Part Compatibility This is the most common mistake. Every excavator model has part

Behind the Scenes of Keeping South African Excavators Running Like New If you’ve ever bought a used excavator part and prayed it lasts more than a week, you know the stakes are high. Downtime in South Africa costs real money — sometimes tens of thousands per day. At Vikfin , we don’t leave anything to chance. Every used part goes through a rigorous testing and certification process , so contractors know exactly what they’re getting. Let’s take you behind the scenes — the mess

Avoid Costly Mistakes and Keep Your Machine Running Longer Every contractor knows the sinking feeling: a critical excavator component fails, and suddenly you’re facing downtime, lost income, and a looming repair bill . The tough truth: not every broken part is worth repairing. But how do you know which ones are? This guide walks you through practical, hands-on ways  to decide whether to repair or replace a component — saving time, money, and headaches on South African sites.

Save Money, Reduce Downtime, and Get OEM Reliability Without Paying OEM Prices When an excavator breaks, you’ve got two problems: the machine is down, and your wallet is about to cry. Modern OEM parts are insanely expensive — especially from brands like Volvo, CAT, Komatsu, Hitachi, Doosan , and Hyundai . Even simple components can cost more than the entire machine is worth if it's older or high-hours. But here’s the truth smart contractors understand: Some excavator parts ar

How to Make Sure You’re Getting the Best OEM Components (and Not Expensive Scrap Metal) Buying used excavator parts can save your business a ton of money — but only if you know how to identify what’s high-quality and what’s a ticking time bomb . The harsh reality of the used parts world is this: There’s good stock…There’s bad stock…And then there’s the absolute horror show that some sellers try to pass off as “good condition.” At Vikfin, we’ve built our entire reputation on s

Sawubona, mfowethu! If you’ve ever stood next to a 40-tonne excavator that’s been sitting dead for three weeks waiting for a R280 000 hydraulic pump from Japan, then this 3 000-word deep-dive is written specifically for you. My name is Ralph – I’m one of the guys at Vikfin who actually turns the spanners, drives the forklift, and argues with customs officials so your parts land in Kitwe or Walvis Bay without drama. Today I’m pulling back the curtain on exactly how Vikfin has

In today’s world, efficiency  isn’t just about how much dirt your excavator can move in an hour — it’s also about how smartly you run your operation. And part of running smart means thinking about sustainability. Construction and mining companies are under growing pressure to reduce waste, limit emissions, and cut their environmental footprint — all while staying profitable. But there’s a simple, powerful way to do both: using used OEM excavator parts . When you buy from Vikf

In the construction game, downtime  is the enemy. When your excavator’s parked instead of digging, every minute costs you money — in idle crews, missed deadlines, and lost contracts. But there’s one simple, smart way to slash downtime without breaking the bank: using used OEM excavator parts  from a trusted supplier like Vikfin . Let’s break down exactly how  genuine OEM parts — even used ones — can keep your machines in the dirt and out of the workshop. 1. Perfect Fit, Every