Tractor-Size › Fiat › 65-66 DT
Fiat

Fiat 65-66 DT tire size

Factory tire pairs for the Fiat 65-66 DT (65 HP, 4WD):

  • 65 HP
  • 4WD
Rear14.9-30ASFront12.4-20AS
Rear14.9-30AS
Outside dia.
≈1,405mm
Width
378mm
Rim
30″
radial equivalent: 380/85R30 (14.9R30)
Front12.4-20AS
Outside dia.
≈1,043mm
Width
315mm
Rim
20″
radial equivalent: 320/85R20 (12.4R20)

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 6566DT · Fiat 65 66 DT · Fiat 65-66-DT

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

4WD ratio check and other tools →

Source: de.wikibooks.org

FAQ

What is the front tire size of the Fiat 65-66 DT?

The Fiat 65-66 DT comes from the factory with 12.4-20AS front tires.

What is the rear tire size of the Fiat 65-66 DT?

The Fiat 65-66 DT comes from the factory with 14.9-30AS rear tires.

Can I fit a different tire size on the Fiat 65-66 DT?

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.

Other Fiat models

All makes

⚠️ Is this size wrong? Report it
Was this useful?Can't find your model or size? Tell us and we'll add it →