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Massey-Harris 81 tire size

Factory tire pairs for the Massey-Harris 81 (28 HP, ?):

  • 28 HP
Rear9.00-32Front4.00-15
Rear9.00-32
Outside dia.
≈1,270mm
Width
229mm
Rim
32″
Front4.00-15
Outside dia.
≈584mm
Width
102mm
Rim
15″

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: machinerylink.com

FAQ

What is the front tire size of the Massey-Harris 81?

The Massey-Harris 81 comes from the factory with 4.00-15 front tires.

What is the rear tire size of the Massey-Harris 81?

The Massey-Harris 81 comes from the factory with 9.00-32 rear tires.

Can I fit a different tire size on the Massey-Harris 81?

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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