M123378
John Deere Secondary Air Filter
Fitment and replacement relationships are shown only where a source record is attached. Confidence labels distinguish direct model fitment from broader engine- or family-level references. Always confirm serial number, machine generation and configuration before ordering.
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Part numberM123378
ManufacturerJohn Deere
DescriptionSecondary Air Filter
CategoryAir Filters
Source-backed fitments2
Compatible equipment
John Deere 1023E
Equipment type: Tractor
Fitment confidence: Official direct fitment
Serial: HJ100001 and later
1023E verified HJ PIN fitment range from HJ100001.
Source: John Deere 1E and 1R Series compact utility tractor filter overview · 2021-02-01
View machine specs → · Check a serial number for this model →
John Deere 1023E
Equipment type: Tractor
Fitment confidence: Official direct fitment
Serial: through JJ117913
1023E verified JJ PIN fitment range through JJ117913.
Source: John Deere 1E and 1R Series compact utility tractor filter overview · 2021-02-01
View machine specs → · Check a serial number for this model →
Sources
John Deere · official source · 2021-02-01John Deere 1E and 1R Series compact utility tractor filter overview