The John Deere AM135945 Damper is a genuine OEM replacement part designed to absorb shock and vibration in various John Deere ZTrak mowers and X-Series lawn tractors. This critical component helps maintain smooth and stable operation, contributing to the longevity and performance of your equipment. Engineered to John Deere's exacting standards, it ensures a precise fit and reliable function for models including Z425, Z445, Z465, Z645, Z655, Z665, X300, X304, X305R, X310, X320, X324, X330, X340, X350, X350R, X354, X360, X370, X380, X384, X390, X394, X500, X520, X530, X534, X540, X570, X580, X584, X590. Weighing approximately 0.11 kg, this damper is built for durability and optimal performance.