The NTN WFB01338CA is a housed ball bearing built for clutch release duty. The ball bearing is supplied in its housing, so the release bearing and its carrier arrive as one piece. NTN is the manufacturer, and WFB01338CA is the part number to match when you order. This is a genuine NTN part from Pro Gear and Transmission.FeaturesNTN part number WFB01338CABall bearing designClutch release bearingHoused constructionGenuine NTN partTech SpecsBearing type: BallApplication: Clutch releaseConstruction: Housed