Tractor-SizeRadial ↔ bias-ply tire equivalents
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New Holland TD75D tire size

Factory tire pairs for the New Holland TD75D (75 HP, 2WD / 4WD):

2WD
Front
7.50-16outside dia. 805 mm
Rear
16.9-30outside dia. 1,485 mmradial equivalent: 420/85R30 (16.9R30)
4WD
Front
11.2-24outside dia. 1,105 mmradial equivalent: 280/85R24 (11.2R24)
Rear
16.9-30outside dia. 1,485 mmradial equivalent: 420/85R30 (16.9R30)
4WD
Front
12.4-24outside dia. 1,160 mmradial equivalent: 320/85R24 (12.4R24)
Rear
13.6-36outside dia. 1,515 mmradial equivalent: 340/85R36 (13.6R36)
4WD
Front
11.2R28outside dia. 1,187 mmtube-type equivalent: 11.2/10-28
Rear
14.9R38outside dia. 1,611 mm
4WD
Front
11.2R24outside dia. 1,086 mmtube-type equivalent: 11.2-24
Rear
16.9R30outside dia. 1,475 mmtube-type equivalent: 16.9/14-30
4WD
Front
12.4R24outside dia. 1,154 mmtube-type equivalent: 12.4/11-24
Rear
13.6R36outside dia. 1,492 mmtube-type equivalent: 13.6/12-36
4WD
Front
11.2R24outside dia. 1,086 mmtube-type equivalent: 11.2-24
Rear
13.6R38outside dia. 1,540 mmtube-type equivalent: 13.6/12-38
4WD
Front
12.4R24outside dia. 1,154 mmtube-type equivalent: 12.4/11-24
Rear
18.4R30outside dia. 1,544 mmtube-type equivalent: 18.4/15-30

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: New Holland TR TD-D / TD-D Bluemaster broşürleri

Other New Holland models

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