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John Deere 4066M tire size

Factory tire pairs for the John Deere 4066M (65 HP, 4WD):

  • 65 HP
  • 4WD
4WD
Rear14.9-24
Outside dia.
1,265mm
Width
378mm
Rim
24″
radial equivalent: 380/85R24 (14.9R24)
Front8-16
4WD
Rear16.9L-24
Outside dia.
≈1,176mm
Width
429mm
Rim
24″
radial equivalent: 420/85R24 (16.9R24)
Front10-16.5

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

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

4WD ratio check and other tools →

Source: qualityequip.com

FAQ

What is the front tire size of the John Deere 4066M?

The John Deere 4066M comes from the factory with 8-16 or 10-16.5 front tires.

What is the rear tire size of the John Deere 4066M?

The John Deere 4066M comes from the factory with 14.9-24 or 16.9L-24 rear tires.

Can I fit a different tire size on the John Deere 4066M?

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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