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Read articles →This is a narrow, hands-on how-to focused specifically on the mower deck gearbox oil change on a Kubota BX2360 at over 1,000 hours (long overdue past the recommended 150-hour interval). It walks through locating the check/drain/fill plugs, draining old dark oil, gasket concerns, dealer advice on reusing washers, and refilling with 80W90 GL-5 gear oil, including exact quantity. Best for owners doing this specific maintenance task themselves.
Posted by the Practical Diy For the Capable Homeowner channel, an owner sharing a real maintenance task performed on their own long-owned tractor.
Kubota recommends changing it at the 50-hour service and then every 150 hours after that.
Kubota recommends 80W90 GL-5 gear oil, about a little over a third of a quart, roughly 38 ounces.
The dealer said if the stuck gaskets or washers are not leaking, they are probably fine and do not need replacing.
Yes, the deck must be removed first to access the check, drain, and fill plugs on the gearbox.
