• Rigid chassis
  • WhichTractor size: Compact
  • No lab test on file
  • from 2007

WhichTractor size, not the maker’s category

John Deere 5603 Engine specs

12 engine values on record for the 5603.

Engine power, claimed · gross or net not stated

97.8 hp

72.9 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “John Deere 5603”, claimed

This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.

What engine is in a 5603?

A 5603 has a John Deere 4.045, a 4-cylinder 4.52 L diesel engine.

Engine — John Deere 4.045 specifications
Make & modelJohn Deere 4.045
FuelDiesel
Cylinders4
Displacement275.6 ci · 4.52 L
CoolingLiquid-cooled
Maximum torque253 lb·ft · 343 N·m
Maximum torque speed1,407 rpm
Air cleanerDry air filter with cyclone pre-separator
Cylinders4
Displacement4.8 qt · 4.5 L
Bore4.2 in · 106.5 mm
Stroke5.0 in · 127 mm
Rated engine speed2,400 rpm
Torque rise39.9 %

Source · Traktorenlexikon, “John Deere 5603”

Sources and how this page was built

12 engine values from Traktorenlexikon, “John Deere 5603”.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: John Deere 5603 — CC BY-SA 4.0, WIKIBOOKS-TL-106250 · revision 874204. Wikibooks contributors (Traktorenlexikon). Original document