The John Deere 9120 is 274 in long and 115.5 in wide.
Length274 in (22 ft 10 in) / 6,959.6 mm
Width115.5 in (9 ft 7.5 in) / 2,933.7 mm
Ground clearance26.8 in (2 ft 2.8 in) / 680.7 mm
John Deere 9120 Dimensions
Overall length
274 in (22 ft 10 in) / 6,959.6 mm
Overall width
115.5 in (9 ft 7.5 in) / 2,933.7 mm
Ground clearance
26.8 in (2 ft 2.8 in) / 680.7 mm
Tractor Size Comparison Chart
Overall length comparison
This model
274 in
Average
125.2 in
Low
44.5 in
High
346.3 in
Overall width comparison
This model
115.5 in
Average
70 in
Low
20 in
High
176 in
Ground clearance comparison
This model
26.8 in
Average
16.3 in
Low
3.5 in
High
65.4 in
John Deere 9120 Extra Dimension Notes
Size class note
The John Deere 9120 belongs with large farm tractor machines for storage and access checks. It is a large farm tractor, so shed height, gate width, trailer space and implement room matter more than they would on a compact machine.
Storage fit note
The John Deere 9120 storage check points to farm-barn sizing. With length 274 in (22 ft 10 in) / 6,959.6 mm and width 115.5 in (9 ft 7.5 in) / 2,933.7 mm, trailer and gate clearance also matter.
Fitment note
For the John Deere 9120, length at 274 in (22 ft 10 in) / 6,959.6 mm and width at 115.5 in (9 ft 7.5 in) / 2,933.7 mm are the core numbers. They explain the tractor’s real physical footprint.
Ground clearance note
The John Deere 9120 ground clearance data gives 26.8 in (2 ft 2.8 in) / 680.7 mm. It can matter as much as width when working around rows.
Storage Tips
For the John Deere 9120, a realistic storage check is 14 ft wide and 30 ft deep, before adding long attachments.
Measure the lowest overhead point, not the tallest part of the shed roof.
The John Deere 9120 should be planned around machinery-bay dimensions, not garage-style dimensions.
Check side clearance around tires, steps and mirrors before assuming the doorway works.
Storage FAQ
Will it fit in a garage?
The tractor itself is 274 in long and 115.5 in wide. For storage, that means the opening should be closer to the tractor height plus clearance high and 14 ft wide, with about 30 ft of usable depth.
What size door should I check?
Start with the hard numbers: height not captured high, 115.5 in wide and 274 in long. Then step up to a practical storage target of about 14 ft wide and 30 ft deep.
Do attachments change the storage size?
Yes. If the bay only clears the listed 274 in length, it is too short once attachments stay on. Use about 30 ft bare, then add attachment length.
How much maneuvering room should I allow?
Use the 274 in length as the maneuvering clue here. A bay around 30 ft deep still needs approach room outside the shed, especially if implements stay fitted.
Official information note
Mistakes do happen. Tractor dimensions can change by year, tire setup, cab/ROPS setup, attachments and market. Please check the operator manual, build sheet and official deere.com website for official information.
