Direct OE replacement Hub Bearing Assembly. Easy to install. Torture tested to make sure they ride smooth, quiet, and outperform the original assembly. Top quality ball or taper roller bearing with premium high temperature premium grease. Sealed to keep dirt and debris out of the bearings to ensure long life. To help retain the life of your bearing by making sure when necessary to torque it to the correct specifications. Incorrect torque could result in premature wear.