This tube in size 20.8-46 is designed for large-dimension wheels in agriculture, industry and municipal technology. It offers reliable air tightness and is specifically engineered for high loads and demanding operating conditions. Thanks to the robust material and the proven TR218A valve, the tube is ideal for use on tractors, harvesters and other machines with the corresponding tyre dimension. In addition, the tube is also suitable for tyres in size 520/85-46.

Technical data

• Tube size: 20.8-46
• Inch size: 46 inch
• Also suitable for: 520/85-46
• Valve type: TR218A

Valve TR218A – properties

The TR218A valve is a special valve developed for large-volume agricultural and industrial tyre tubes. It is designed for high inflation pressures and frequent topping up, and enables safe and fast inflation and deflation of the tyre.

Typical features of the TR218A valve:

• Valve hole diameter: approx. 16 mm (standard bore for large tyre valves)
• Valve length: medium to long version for good accessibility on deep rim wells
• Design: straight, two-piece valve with valve core and locknut
• Application area: tubes for agricultural, industrial and large tyres
• Pressure resistance: designed for high operating pressures in heavy-duty applications

Benefits and application area

This tube is the right choice for users who need a robust and durable solution for large-dimension tyres. The 20.8-46 size in combination with the TR218A valve covers typical tyre sizes in the agricultural and industrial sector and ensures reliable performance in daily operation.

Typical applications are:

• Tractors and towing vehicles
• Harvesters and forage harvesters
• Large-volume implements and trailers
• Other machines with tyres in size 20.8-46 or 520/85-46

Thanks to the precisely matched dimensions and the proven valve system, this tube offers high operational reliability, reduces downtime and supports economical and efficient machine operation.