The Kubota W21CKT2971 is a genuine OEM upper radiator hose designed for Kubota B2301, B2601, and B3301 series compact tractors. This essential cooling system component ensures proper coolant flow and helps maintain optimal engine temperature. Measuring approximately 254 mm in length, 50.8 mm in width, and 50.8 mm in height, and weighing about 0.09 kg, it is built to Kubota's original specifications for reliable performance and a precise fit.