.This kit contains high quality aftermarket Bearings and Seals that you need to repair one side of the Front Wheels for the ATV models that shown below: .Yamaha YFM 660 RAPTOR ATV Bearings & Seals kit for both sides of the Front Wheels 2001-2002-2003-2004-2005. .Kit contains: Bearing 1. Bearing 1. Seal 1. Seal 1. .If you want to repair two of your Front Wheels Bearings you have to buy 2 Kits.