EGR Mixer Air Duct
The EGR Mixer Air Duct is an engine auxiliary component responsible for directing air flow in the exhaust gas recirculation system. This genuine John Deere part fits the following models: 9470RX, S690 PRECISION UPGRADES, 6135CI550, 9520R, S690H, S680H, 9600, and 9470RT.
Questions, answered
Will the EGR Mixer Air Duct fit my John Deere equipment?
Part #R534309 is listed to fit John Deere 9470RX, S690 PRECISION UPGRADES, 6135CI550, 9520R, S690H, S680H, 9600, 9470RT. 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 #R534309, backed by John Deere's parts warranty and dealer support across Ohio and Indiana.
What does the EGR Mixer Air Duct do?
Directs air flow to the exhaust gas recirculation (EGR) mixer.
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.

