John Deere Engine Pistol AR55984

John Deere AR55984 Engine Piston is a heavy-duty replacement piston designed for selected John Deere diesel engines and agricultural equipment. It features a 102 mm standard bore diameter and durable construction for reliable engine performance. Compatible with various John Deere applications and engine families including 3164D, 4219D and 6329D. Please verify the part number and engine application before purchase.”