This is a A-W342373 Clutch Assy- 1 3/8"- 6 spline Clamp style PN: W342373Main Description As Following : A-W342373 Clutch Assy- 1 3/8"- 6 spline Clamp style P.N: W342373 2400 Series Walterscheid K90/4 Clutch Assembly. 1-3/8??? 6 Spline Clutch Assembly, Clamp Style.Descriptions: Clutch Assy- 1 3/8"- 6 spline Clamp styleReference Number: 7Series Or Size: 2400 Found in Section & Models : Driveline > Clutch, Walterscheid K90/4: 2400 Associated Items : New Also This is An Aftermarket Product And : 2400 Series Walterscheid K90/4 Clutch Assembly. 1-3/8� 6 Spline Clutch Assembly, Clamp Style. Original Walterscheid part. Descriptions: Clutch Assy- 1 3/8"- 6 spline Clamp style Reference Number: 7 Series Or Size: 2400