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Ford 8630 tire size

Factory tire pairs for the Ford 8630 (134 HP, 4WD):

  • 134 HP
  • 4WD
Rear18.4R38Front14.9R28
4WD
Rear18.4R38
Outside dia.
1,747mm
Width
455mm
Rim
38″
tube-type equivalent: 18.4-38
Front14.9R28
Outside dia.
1,350mm
Width
380mm
Rim
28″
tube-type equivalent: 14.9/13-28

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: Koneviesti Konedata

FAQ

What is the front tire size of the Ford 8630?

The Ford 8630 comes from the factory with 14.9R28 front tires.

What is the rear tire size of the Ford 8630?

The Ford 8630 comes from the factory with 18.4R38 rear tires.

Can I fit a different tire size on the Ford 8630?

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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