Instruct: Classify a review into positive or negative sentiment.
Query: Gear works as designed

This gear was one of the things I needed to fix our Kitchenaid Pro 600 Stand Mixer.We've had several problems with this expensive mixer. I believe the reason the original gear failed was due to the Agitator Shaft in the Planetary Assembly* bumping into the Lower Gear Case. So I grounded down the underside of the Lower Gear Case so that the shaft would not hit it anymore.I also had to replace the Front Bearing and the Transmission Housing. I ordered a metal housing and it works great.My wife has made some bread and said it has never sounded better; even better than when it came back from Kitchenaid Repair.*Kitchenaid part names - [...]