Specification: Model: SD7B10 Volts: 12V Clutch Diameter: 115mm No. Of Grooves: 1 groove. Applications: For John Deere Excavator: 30 P, 30G, 35 P, 35G, 50 P, 50G. For John Deere Compactor:PC4, PC7 For Hitachi Excavator: ZAXIS30U-5N, ZAXIS35U-5N, ZAXIS50U-5N. Have a question or need other parts?