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John Deere 6R 6140R DD 40 tire size

Factory tire pairs for the John Deere 6R 6140R DD 40 (140 HP, ?):

  • 140 HP
Rear650/65R38Front420/85R30
Rear650/65R38
Outside dia.
1,841mm
Width
645mm
Rim
38″
Front420/85R30
Outside dia.
1,475mm
Width
420mm
Rim
30″
tube-type equivalent: 16.9/14-30

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: John Deere 6R6140RDD40 · John Deere 6R-6140R-DD-40

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

4WD ratio check and other tools →

Source: brasil-agricola.com

FAQ

What is the front tire size of the John Deere 6R 6140R DD 40?

The John Deere 6R 6140R DD 40 comes from the factory with 420/85R30 front tires.

What is the rear tire size of the John Deere 6R 6140R DD 40?

The John Deere 6R 6140R DD 40 comes from the factory with 650/65R38 rear tires.

Can I fit a different tire size on the John Deere 6R 6140R DD 40?

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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