Engines & Engine Parts. Heavy Equipment Parts & Access. RE55512 Piston with Pin and Clips Fits John Deere Excavator 110 120 120C 230LC. Piston + 6068 Piston Rings + 6068 Piston Pin + 6068 Piston. Engine Model: For John Deere 6068 Engine. Diameter 104.8mm, Height 104.8mm, Round Combustion. Chamber 57mm, Pin Diameter 41mm. 1 PCS STD 6068 Piston. 1 Sets STD 6068 Piston Rings. 1 PCS STD 6068 Piston Pin. 1 Pairs STD 6068 Piston Clip. For John Deere 4045 6068 Engine 6068D 6068T 6068H. Australia & New Zealand. During this period, we will be obliged to provide a brand new replacement for the quality issue you encounter. Feedback is very important to us. So that we can satisfactorily address your concerns.