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Fiat 85-90 tire size

Factory tire pairs for the Fiat 85-90 (85 HP, 4WD):

  • 85 HP
  • 4WD
Rear480/70R34Front380/70R24
4WD
Rear480/70R34
Outside dia.
1,580mm
Width
479mm
Rim
34″
tube-type equivalent: 16.9/14-34
Front380/70R24
Outside dia.
1,199mm
Width
380mm
Rim
24″
tube-type equivalent: 13.6/12-24

The tires on the tractor may not be original. A different size from the factory one can damage the transmission, especially on 4WD.

Also written as: Fiat 8590 · Fiat 85 90

Take it to your tire shop: tractor-size.com

4WD ratio check and other tools →

Source: agridaten.de

FAQ

What is the front tire size of the Fiat 85-90?

The Fiat 85-90 comes from the factory with 380/70R24 front tires.

What is the rear tire size of the Fiat 85-90?

The Fiat 85-90 comes from the factory with 480/70R34 rear tires.

Can I fit a different tire size on the Fiat 85-90?

Equivalent sizes with a very close outside diameter can be fitted (e.g. the radial equivalent). On 4WD, a changed front/rear ratio can damage the driveline, so check it with the 4WD ratio tool first.

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