When the swing reduction gearbox on a JCB JS220LC starts grinding, leaking gear oil, or slipping under load, the machine basically stops earning. The JS220LC's upper structure takes a lot of lateral stress, and the swing system carries all of it — so a failing swing drive doesn't just slow the job d......
Read MoreA brand-new factory valve is the safe play on paper. But for a machine this size, it usually means a six-figure price tag and a long factory lead time. Patching it in the field, or bolting on an unverified aftermarket assembly to keep the shift going, is the other trap — we've seen contaminated hydr......
Read MoreWhen a bulldozer goes down on a mine or an earthmoving site, the whole job backs up behind it. On a Shantui SD22 or SD32, the engine isn't a component you can limp along — it's the thing the machine is built around. Once the power unit is worn past the point of a patch job, you need a replacement th......
Read MoreWhen a machine's dead and the engine's the problem, the list of what you actually need to know is short: which engine, how much grunt, and how soon it's on a truck. The 4JB1T is one we can usually answer without a long pause, because there's a new one sitting on the rack. We're SWAFLY MACHINERY C......
Read MoreWe're SWAFLY MACHINERY CO., LIMITED, out of Guangzhou, and genuine new Isuzu engine assemblies are a line we keep stocked year-round — not a "we'll order it for you" promise. The models on the rack right now run from the small 4JJ1 and 4LE2 up through the 4HK1, 6HK1, 4BG1, 6BG1 and the big 6WG1 and ......
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