Not Sure which Seal Kit you need? View our Excavator Cylinder ID Diagram
Kobelco SK300LC III & SK300LC IV Excavator Boom Cylinder Seal Kit
Cylinder Rebuild/Repair Seal Kit for Kobelco SK300LC III & SK300LC IV Excavators Serial Numbers: YCU0001-Up Cylinder #s: 2438U1170F1-F4, 2438U1177F1-F4 Rod: 100 mm Bore: 150 mm
Sale price$669
Kobelco SK300LC III & SK300LC IV Excavator Arm Cylinder Seal Kit
Cylinder Rebuild/Repair Seal Kit for Kobelco SK300LC III & SK300LC IV Excavators Serial Numbers: YCU0001-Up Cylinder #s: 2438U11071F1-F4 Rod: 120 mm Bore: 170 mm
Sale price$966
Kobelco SK300LC III & SK300LC IV Excavator Bucket Cylinder Seal Kit
Cylinder Rebuild/Repair Seal Kit for Kobelco SK300LC III & SK300LC IV Excavators Serial Numbers: YCU0001-Up Cylinder #s: 2438U1172F1-F5 Rod: 100 mm Bore: 150 mm
Sale price$669