These are the same for all engine serial numbers. They're available and ready to ship.
Caterpillar New Oil Cooler for model C12. This part fits both the C10 and C12 models. Shipping is free and it comes with a 1 year warranty policy. This part is made with OEM quality material and composition.
Oil Cooler for Caterpillar C12 - part number 1154517
Free ground shipping on all shipments within the Continental US!