Originally Posted by J@EastmanPark
Hello, I have a question I'm hoping someone can answer. I run a small refurb business and am needing some gears, the Idler gears on your cars look perfect. I've searched all over and still haven't found the Diameter of that gear in particular. If anyone could help me it would be greatly appreciated.
Have a look at an online hobby store, like amain, and search for idler gears. There's a big variety of sizes/ pitches. You might also want to look for other gears, like pinion gears or differential gears, depending on what you're after.
Here's a link that might be useful: