If you run excavators in South Africa, you already know: keeping them moving isn’t just about buying machines — it’s about keeping them alive.And when things break (because they will  break), your real profits come down to one question: “Can I get quality replacement parts — fast and affordably?” That’s where two of the biggest names in the industry come into focus: Volvo  and Doosan . Both are powerhouse brands with loyal followings, solid engineering reputations, and huge g