12.4R20 tractor tire

The 12.4R20 size is a factory tire on 9 tractor models.

Tractors using it as a front tire

• New Holland 60-66S
• New Holland 70-66S
• New Holland 75-66S
• New Holland T4.70S
• New Holland T4.75S
• Case IH JX70C
• Case IH JX80C
• Case IH JX70E
• Case IH JX80E

Similar sizes (same rim, close diameter)

• 360/70R20 (1,042 mm)
• 12.5-20 (1,048 mm)
• 320/85R20 (1,052 mm)
• 420/65R20 (1,054 mm)
• 380/70R20 (1,082 mm)