The John Deere 8640 tractor has a published engine oil capacity of 26 US quarts (24.61 litres). For tractors in the 10.0+ L engine-size class, that is very low versus a peer average of 38.9 quarts. For a routine oil change, having 6 × 1-gal jugs + 2 × 1-qt bottles (about exact) on hand covers the published capacity.
The John Deere 8640 has one published engine-oil capacity in this dataset. The listed capacity is 26 US qt (24.61 L). Oil capacity can vary by engine, fuel configuration and production revision, so confirm the specification for the exact tractor before servicing.
Tractor-engine benchmark
How this oil capacity compares
Peer values use tractors in the same engine-size class.
Engine oil capacity
Very low
26 qt
Low27 qt
This model26 qt
Average38.9 qt
High52 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 capacity26 US qt (24.61 L)
Engine manufacturerJohn Deere
Fuel typeDiesel
Cylinders6
Displacement10.1 L
Tractor type—
Overview
Model information
Manufacturer
John Deere
Model
8640
Category
Farm tractor
Model years
1979 – 1982
Tractor type
—
Engine / capacity variants
1
Full specifications
Technical details
Engine details
Engine manufacturerJohn Deere
Fuel typeDiesel
Cylinders6
Displacement10.1 L
Oil service data
Published capacity26 US qt (24.61 L)
US gallon equivalent6.5 gal
Oil to have on hand6 × 1-gal jugs + 2 × 1-qt bottles (about exact)
