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New Holland

New Holland T580B tire size

Factory tire pairs for the New Holland T580B (55 HP, 2WD / 4WD):

  • 55 HP
  • 2WD / 4WD
Rear13.6-28Front6.00-16
2WD
Rear
13.6-28
Outside dia.
1,310mm
Width
345mm
Rim
28″
radial equivalent: 340/85R28 (13.6R28)
340/85R28
Outside dia.
1,287mm
Width
343mm
Rim
28″
Original bias-ply: 13.6-28 · 13.6R28
Front
6.00-16
Outside dia.
735mm
Width
165mm
Rim
16″
No radial equivalent
2WD
Rear
13.6-24
Outside dia.
1,200mm
Width
345mm
Rim
24″
radial equivalent: 340/85R24 (13.6R24)
340/85R24
Outside dia.
1,188mm
Width
343mm
Rim
24″
Original bias-ply: 13.6-24 · 13.6R24
Front
6.00-16
Outside dia.
735mm
Width
165mm
Rim
16″
No radial equivalent
4WD
Rear
13.6-28
Outside dia.
1,310mm
Width
345mm
Rim
28″
Original radial: 340/85R28
340/85R28
Outside dia.
1,287mm
Width
343mm
Rim
28″
Front
280/70R18
Outside dia.
846mm
Width
282mm
Rim
18″
No bias-ply equivalent
4WD
Rear
13.6-24
Outside dia.
1,200mm
Width
345mm
Rim
24″
Original radial: 340/85R24
340/85R24
Outside dia.
1,188mm
Width
343mm
Rim
24″
Front
260/70R16
Outside dia.
770mm
Width
258mm
Rim
16″
No bias-ply equivalent

The tires on the tractor may not be original. A different size from the factory one can damage the transmission, especially on 4WD.

What do the New Holland T580B tyre sizes mean?

13.6-28 is an inch-sized tyre: section width about 13.6 inches, rim diameter 28 inches. The dash (-) marks bias (cross-ply) construction. Outside diameter is about 1,310 mm.

6.00-16 is an inch-sized tyre: section width about 6.00 inches, rim diameter 16 inches. The dash (-) marks bias (cross-ply) construction. Outside diameter is about 735 mm.

13.6-24 is an inch-sized tyre: section width about 13.6 inches, rim diameter 24 inches. The dash (-) marks bias (cross-ply) construction. Outside diameter is about 1,200 mm.

340/85R28 is a radial tyre: section width 340 mm, sidewall height 85% of the width, rim diameter 28 inches. The “R” marks radial construction. Outside diameter is about 1,287 mm.

280/70R18 is a radial tyre: section width 280 mm, sidewall height 70% of the width, rim diameter 18 inches. The “R” marks radial construction. Outside diameter is about 846 mm.

340/85R24 is a radial tyre: section width 340 mm, sidewall height 85% of the width, rim diameter 24 inches. The “R” marks radial construction. Outside diameter is about 1,188 mm.

260/70R16 is a radial tyre: section width 260 mm, sidewall height 70% of the width, rim diameter 16 inches. The “R” marks radial construction. Outside diameter is about 770 mm.

In this pair the rear tyre's outside diameter is about 1.52 times the front. On 4WD tractors the front-to-rear tyre ratio must match the driveline ratio, so keep it when changing tyres.

66 other New Holland models use the same rear size (13.6-28).

Read more: How to read a tyre size · 4WD front–rear tyre ratio · Tractor tyre pressure

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

4WD ratio check and other tools →

Source: newholland.com.tr

FAQ

What is the front tire size of the New Holland T580B?

The New Holland T580B comes from the factory with 6.00-16 or 280/70R18 or 260/70R16 front tires.

What is the rear tire size of the New Holland T580B?

The New Holland T580B comes from the factory with 13.6-28 or 13.6-24 or 340/85R28 or 340/85R24 rear tires.

Can I fit a different tire size on the New Holland T580B?

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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