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McCormick X8.631 VT-Drive tire size

Factory tire pairs for the McCormick X8.631 VT-Drive (305 HP, 4WD):

  • 305 HP
  • 4WD
Rear900/60R42Front650/65R34
4WD
Rear900/60R42
Outside dia.
≈2,147mm
Width
900mm
Rim
42″
Front650/65R34
Outside dia.
≈1,709mm
Width
650mm
Rim
34″

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: McCormick X8631VTDrive · McCormick X8 631 VT Drive · McCormick X8-631-VT-Drive

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

4WD ratio check and other tools →

Source: mccormick-tractors.com

FAQ

What is the front tire size of the McCormick X8.631 VT-Drive?

The McCormick X8.631 VT-Drive comes from the factory with 650/65R34 front tires.

What is the rear tire size of the McCormick X8.631 VT-Drive?

The McCormick X8.631 VT-Drive comes from the factory with 900/60R42 rear tires.

Can I fit a different tire size on the McCormick X8.631 VT-Drive?

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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