Do it yourself
Frequently asked questions about cars and motorcycles
This guide shows you how to perform routine maintenance by replacing the transmission oil on the KTM SX 125 enduro bike. First, place the bike on a stand and start by unscrewing the drain screw located under the engine, allowing the oil to drain into a container for about ten minutes; then clean the small oil filter, replacing it with a new one if necessary. At this point, unscrew the fill screw and top up with new transmission oil, pouring the correct amount as indicated in the owner's manual.

Updated on 2 August 2026 by ScegliAuto

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