This gear’s job is pretty straightforward. It connects directly to the camshaft and spins it, timed perfectly with the crankshaft down below. It receives power from the timing belt or chain, and basically passes that rotational force onto the camshaft, which then opens and closes the engine's valves. It’s a key piece of making everything happen inside the engine. Think of it as a translator – it takes the engine's overall motion and turns it into the specific valve timing the engine needs. It’s part of the whole timing system. That system makes sure all the engine's internal parts – pistons, valves, everything – work together at the right time. If the timing is off, even by a little bit, the engine won’t run right, or maybe not at all. It’s pretty fundamental. It’s not something you see directly, obviously, it’s tucked away inside the engine. It’s crucial because it directly impacts how the engine runs. A worn or damaged camshaft gear messes up the valve timing, leading to all sorts of problems. You’ll notice if it’s going bad – things like rough idling, loss of power, engine misfires, or even a complete refusal to start. It acts like a shield for the camshaft itself, taking a lot of the stress from the timing belt or chain. When that gear wears, it can take the camshaft with it, which gets expensive real quick. You can find replacements pretty easily – Fixparts Online carries a good selection, and replacing it when you’re doing a timing belt job is always a smart move, just preventative maintenance. It's one of those parts where a little investment now can save you from a major headache down the road. Hassle-free shopping: Camshaft Gear (MPN 6240-41-1120) includes a 12-month warranty!

About Komatsu

Komatsu provides innovative and reliable machinery solutions designed to withstand the harshest conditions in construction and mining.

Why Choose Komatsu?

• Komatsu parts are built to last, even in the toughest conditions, so you get more work done with fewer repairs. • We make parts specifically for Komatsu equipment, guaranteeing a perfect fit and optimal performance. • Using genuine Komatsu parts helps maintain your machine’s value and protects your investment. • You can rely on our wide network of dealers for fast, convenient access to the parts you need, when you need them. Komatsu – trusted quality, available at FixParts Online!