What's the warranty one these?
Seriously?
Haha...its in the thread title and in the first post
Ya smart ass the question was more if they are guaranteed for life and one fails then what?
The only way gears get chewed up is if something goes through them, here is a picture of a melling oil pump gear that had bearing material go through it. Our point, any gear that sucks up material or debris will look chewed up!