The Kubota 15521-73340 Water Return Pipe plays a critical role in maintaining the engine’s cooling efficiency. This OEM part is specifically designed to facilitate smooth coolant flow, helping to regulate the engine temperature and prevent overheating in Kubota tractors, excavators, and industrial equipment.
Compatible Kubota Models:
This genuine Kubota water return pipe is compatible with multiple Kubota tractors, loaders, excavators, and generators, including:
- Tractors: L2050DT, L2250DT, L2350DT, L2550DT, L2850DT, L2900DT, L3000DT, L3250DT, L3410DT, L4200DT, L4300DT, L4610DT, L5700DT
- Excavators: KX101, KX121-2, KX151, KX161-2, KX161-3
- Loaders: R400, R410, R420, R510, R520
- Generators: SQ-1120-AUS, SQ-1140-STD, SQ-1150-STD, SQ-1200-STD
Refer to your Kubota equipment manual to confirm compatibility or consult a Kubota parts specialist.

