Charge Air Intercooler
This genuine John Deere Charge Air Intercooler is an engine auxiliary component designed to manage air flow in diesel engines. It is a genuine part from Koenig Equipment and fits the following John Deere models: 770 P, 670G, 772 P, 670 G, 622G, 620G, 672 G, 620 G.
Questions, answered
Will the Charge Air Intercooler fit my John Deere equipment?
Part #AT428854 is listed to fit John Deere 770 P, 670G, 772 P, 670 G, 622G, 620G, 672 G, 620 G. If you do not see your model, contact Koenig Equipment with your model and serial number and we will confirm the correct part.
Is this a genuine John Deere part?
Yes. Koenig Equipment sells genuine John Deere part #AT428854, backed by John Deere's parts warranty and dealer support across Ohio and Indiana.
What does the Charge Air Intercooler do?
The Charge Air Intercooler cools air after it has been compressed by the engine.
How do I order the right part?
Have your John Deere model and serial number ready so the correct part can be confirmed. Order online for fast shipping, or contact your nearest Koenig Equipment store for help.

