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Tümosan 4050 tire size

Factory tire pairs for the Tümosan 4050 (48 HP, 2WD / 4WD):

48 HP
2WD / 4WD

Rear13.6/12-28Front6.50-16

2WD

Rear

13.6/12-28

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: 13.6/12-28 · 13.6R28

Front

6.50-16

Outside dia.: 760mm
Width: 175mm
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

280/70R20

Outside dia.: 912mm
Width: 282mm
Rim: 20″

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 Tümosan 4050 tyre sizes mean?

6.50-16 is an inch-sized tyre: section width about 6.50 inches, rim diameter 16 inches. The dash (-) marks bias (cross-ply) construction. Outside diameter is about 760 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.

280/70R20 is a radial tyre: section width 280 mm, sidewall height 70% of the width, rim diameter 20 inches. The “R” marks radial construction. Outside diameter is about 912 mm.

In this pair the rear tyre's outside diameter is about 1.41 times the front. On 4WD tractors the front-to-rear tyre ratio must match the driveline ratio, so keep it when changing tyres.

1 other Tümosan models use the same rear size (13.6/12-28).

Technical data

Fuel tank: 55 L
Engine: 3 silindir 2,9 L
Weight: 2,765 kg

Values come from manufacturer or dealer sources; check the label of the existing part before buying. · Source: tumosan.com.tr

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Source: tumosan.com.tr

FAQ

What is the front tire size of the Tümosan 4050?

The Tümosan 4050 comes from the factory with 6.50-16 or 280/70R20 front tires.

What is the rear tire size of the Tümosan 4050?

The Tümosan 4050 comes from the factory with 13.6/12-28 or 340/85R28 rear tires.

Can I fit a different tire size on the Tümosan 4050?

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.

How big is the Tümosan 4050 fuel tank?

The Tümosan 4050 fuel tank holds 55 litres.