Make sure you haven't got the discount earlier.
![No image available](https://partselectcom-gtcdcddbene3cpes.z01.azurefd.net/images/noimage_M.jpg)
![Customer Service Representative](https://partselectcom-gtcdcddbene3cpes.z01.azurefd.net/images/csr-partdetail.jpg)
Expansion Tank Subassembly 04423000
Fits your 915159 Lawn Tractor!
Fits your 915159 Lawn Tractor!
PartSelect Number PS11833382
Manufacturer Part Number 04423000
Manufactured by
Ariens
![Customer Service Representative](https://partselectcom-gtcdcddbene3cpes.z01.azurefd.net/images/csr-partdetail.jpg)