• Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1967–1977

WhichTractor size, not the maker’s category

Steyr 40, 40h, 40a Engine specs

13 engine values on record for the 40, 40h, 40a.

Engine power, claimed · gross or net not stated

38 hp

28 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Steyr Plus 40”, 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 40, 40h, 40a?

A 40, 40h, 40a has a Steyr WD-307.40, a 3-cylinder 2.26 L diesel engine.

Engine — Steyr WD-307.40 specifications
Make & modelSteyr WD-307.40
FuelDiesel
Cylinders3
Displacement138.0 ci · 2.26 L
CoolingLiquid-cooled
Fuel injectionDirect injection method
Maximum torque113 lb·ft · 153 N·m
Maximum torque speed1,400 rpm
Air cleanerIFE oil bath air filter
Cylinders3
Displacement2.4 qt · 2.3 L
Bore3.9 in · 98 mm
Stroke3.9 in · 100 mm
Rated engine speed2,400 rpm
Torque rise27 %

Source · Traktorenlexikon, “Steyr Plus 40”

Sources and how this page was built

13 engine values from Traktorenlexikon, “Steyr Plus 40”.

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: Steyr Plus 40 — CC BY-SA 4.0, WIKIBOOKS-TL-78679 · revision 993702. Wikibooks contributors (Traktorenlexikon). Original document