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New Holland

New Holland NH 640 S tire size

Factory tire pairs for the New Holland NH 640 S (85 HP, ?):

  • 85 HP
Rear16.9-30Front7.50-16
Rear16.9-30
Outside dia.
1,485mm
Width
429mm
Rim
30″
radial equivalent: 420/85R30 (16.9R30)
Front7.50-16
Outside dia.
805mm
Width
205mm
Rim
16″

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: New Holland NH640S · New Holland NH-640-S

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

4WD ratio check and other tools →

Source: tractorsbuy.com

FAQ

What is the front tire size of the New Holland NH 640 S?

The New Holland NH 640 S comes from the factory with 7.50-16 front tires.

What is the rear tire size of the New Holland NH 640 S?

The New Holland NH 640 S comes from the factory with 16.9-30 rear tires.

Can I fit a different tire size on the New Holland NH 640 S?

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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