The John Deere 7920 tractor has a published engine oil capacity of 25.4 US quarts (24.04 litres). For tractors in the 8.0–9.9 L engine-size class, that is around average versus a peer average of 24.3 quarts. For a routine oil change, having 6 × 1-gal jugs + 2 × 1-qt bottles (~0.6 qt spare) on hand covers the published capacity.
Tractor engine oil specifications
John Deere · 7920 · Engine oil capacity guide
Years: 2003 – 2006 and 2004 – 2007Capacity: 25.4 US qt (24.04 L)Engine: 8.1 LFuel: DieselVariants: 2
25.4 US qt (24.04 L)Engine oil capacity
8.1 LEngine size
DieselFuel
2003 – 2006 and 2004 – 2007Model years
Capacity overview
Oil capacity summary
The John Deere 7920 has one published engine-oil capacity in this dataset. The listed capacity is 25.4 US qt (24.04 L). Oil capacity can vary by engine, fuel configuration and production revision, so the exact variant table below matters when more than one setup exists.
Tractor-engine benchmark
How this oil capacity compares
Peer values use tractors in the same engine-size class.
Engine oil capacity
Around average
25.4 qt
Low20 qt
This model25.4 qt
Average24.3 qt
High29.6 qt
Typical low and high use the 10th and 90th percentile of this engine-size group, which avoids one unusual tractor distorting the scale.
At a glance
Tractor profile
Oil capacity25.4 US qt (24.04 L)
Engine manufacturerJohn Deere
Fuel typeDiesel
Cylinders6
Displacement8.1 L
Tractor typeRow-Crop Tractor
Overview
Model information
Manufacturer
John Deere
Model
7920
Category
Farm tractor
Model years
2003 – 2006 and 2004 – 2007
Tractor type
Row-Crop Tractor
Engine / capacity variants
2
Engine & fuel variants
Oil-capacity variants
Different engine, fuel or production variants are shown separately when they have distinct published oil-capacity data.
Fuel
Engine
Displacement
Cyl.
Oil capacity
Litres
Variant / note
Diesel
John Deere
8.1 L
6
25.4 qt
24.04 L
Oil capacity
Diesel
John Deere
8.1 L
6
25.4 qt
24.04 L
Oil capacity
Full specifications
Technical details
Engine details
Engine manufacturerJohn Deere
Fuel typeDiesel
Cylinders6
Displacement8.1 L
Oil service data
Published capacity25.4 US qt (24.04 L)
US gallon equivalent6.35 gal
Oil to have on hand6 × 1-gal jugs + 2 × 1-qt bottles (~0.6 qt spare)
