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Porsche-Diesel ‘Junior’ 109 G tire size

Factory tire pairs for the Porsche-Diesel ‘Junior’ 109 G (15 HP, ?):

  • 15 HP
Rear8.00-24Front4.00-16
Rear8.00-24
Outside dia.
≈1,016mm
Width
203mm
Rim
24″
Front4.00-16
Outside dia.
≈610mm
Width
102mm
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: Porsche-Diesel ‘Junior’109G · Porsche-Diesel ‘Junior’-109-G

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

4WD ratio check and other tools →

Source: oldcars.net.za

FAQ

What is the front tire size of the Porsche-Diesel ‘Junior’ 109 G?

The Porsche-Diesel ‘Junior’ 109 G comes from the factory with 4.00-16 front tires.

What is the rear tire size of the Porsche-Diesel ‘Junior’ 109 G?

The Porsche-Diesel ‘Junior’ 109 G comes from the factory with 8.00-24 rear tires.

Can I fit a different tire size on the Porsche-Diesel ‘Junior’ 109 G?

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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