The Kramp AL179270 is a high-quality aftermarket expansion tank coolant designed for various John Deere tractor models, including the 5R, 6M, 6R, 6MC, and 6RC series. This essential component of the cooling system is constructed from durable plastic, ensuring longevity and reliable performance. It features a 2.5-liter capacity and precise dimensions of 250 mm length, 150 mm width, and 150 mm height, making it a direct fit replacement for the original John Deere AL179270 part. Ensure optimal engine temperature regulation and prevent overheating with this robust coolant recovery tank.