PTO Shaft on a Tractor: How It Works

The PTO shaft, or power take off shaft, on a tractor transfers power from the engine to the rotary implement. Learn how the PTO shaft works on a tractor in this free video on tractor operation.

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Video Transcript

Okay now we're going to talk about your PTO which stands for power take off, it's a real common question that we get asked. And this is your PTO shaft right here. Power take off means that it's taking power from the engine through the transmission, and delivering it to a rotary implement, like this finish mower we have here. Now we have taken the drive shaft off just for illustration purposes. But basically the most important thing to know is most implements in the US, call for what's classified as a category one three point hitch in PTO. So that's probably going to want to look for, that defines the size of the shaft, and the spine, it's a six spine shaft, again called a category one PTO. And that's one of the main things that makes a real tractor is so much more versatile than a lawnmower, or a riding mower. You have a lot versatility you can hook up a lot of different implements. This old shaft gives you the ability to hook up various types of mowers, roto tillers fro tilling your garden, post hole diggers for digging holes for fence posts or trees. Very important in versatile feature and something you want to look for if you're shopping for a tractor.


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