Diesel Oxidation Catalyst, Final Tier 4
This Diesel Oxidation Catalyst, Final Tier 4 is an engine auxiliary component designed to reduce emissions in diesel engines. It is a genuine John Deere part available from Koenig Equipment, suitable for the John Deere models 4045HFC07, 410L, and 310SL HL.
Questions, answered
Will the Diesel Oxidation Catalyst, Final Tier 4 fit my John Deere equipment?
Part #RE568883 is listed to fit John Deere 4045HFC07, 410L, 310SL HL. 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 #RE568883, backed by John Deere's parts warranty and dealer support across Ohio and Indiana.
What does the Diesel Oxidation Catalyst, Final Tier 4 do?
The Diesel Oxidation Catalyst helps to reduce emissions and pollutants in the exhaust system of a Final Tier 4 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.

