Cylinder Rebuild/Repair Seal Kit for  Kubota KH-51 Mini Excavator All Serial Numbers Cylinder #s: 68541-67502 Rod: 40 mm Bore: 80 mm Includes Piston Wear Rings
Cylinder Rebuild/Repair Seal Kit for  Kubota KH-51 Mini Excavator All Serial Numbers Cylinder #s: 68541-67600 Rod: 40 mm Bore: 70 mm Does Not Include Piston Wear Rings
Cylinder Rebuild/Repair Seal Kit for  Kubota KH-51 Mini Excavator All Serial Numbers Cylinder #s: 68521-67800 Rod: 40 mm Bore: 70 mm Does Not Include Piston Wear Rings
Cylinder Rebuild/Repair Seal Kit for  Kubota KH-51 Mini Excavator All Serial Numbers Cylinder #s: 68541-67400 Rod: 40 mm Bore: 80 mm Includes Piston Wear Rings
Cylinder Rebuild/Repair Seal Kit for  Kubota KH-51 Mini Excavator All Serial Numbers Cylinder #s: 68541-75100 Rod: 45 mm Bore: 90 mm Does Not Include Piston Wear Rings