The John Deere 4.5 engine line groups 2 variant designations. Parts and fitment are pooled here so a cross-reference found on one variant surfaces for the whole family.
| Part # | Description | Category |
|---|---|---|
| GM100703 | Element, Primary | air_filter |
| GM100704 | Element, Safety | air_filter |
| GM94203 | Heavy Duty Air Cleaner | air_filter |
| GM62396 | Hose, Reducer | hose |
| 120REOZT4 | Mobile generator sets | other_service |
| 90REOZT4 | Mobile generator sets | other_service |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.