Speedways·Tires
Speedways tyre 12.4-28 131A6 12PR GRIPKING TT
Bias R-1 tyre for tractor rear wheels, size 12.4-28, tube type (TT)
Main advantages
- R-1 tread — traction on rear wheels
- 35 mm tread depth — wear reserve
Overview
About this product
GRIPKING from Speedways is a bias tyre with an R-1 class tread for tractor rear wheels. Size 12.4-28 has 12 ply rating (PR), load index 131 and a maximum load of 1950 kg. The tread depth is 35 mm. The tyre is tube type (TT) and rated for speeds up to 30 km/h (A6).
Specifications
Size, load and construction
| Brand | Speedways |
|---|---|
| Tire type | Agricultural tire |
| Model | GRIPKING |
| Size | 12.4-28 |
| Rim | 28 " |
| Fits | Tractor |
| Diameter, mm | 1265 |
| Width, mm | 378 |
| Load index | 131 (1 950 kg) |
| Speed symbol | A6 (30 km/h) |
| Ply rating | 12 PR |
| Construction | Bias |
| TT / TL | Tube type (TT) |
| Tread | R-1 |
| Lug height, mm | 35 |
| Max. load, kg | 1950 |
| Rolling circumference, mm | 3708 |
| Recommended rim | 10.0 |
| Static loaded radius, mm | 584 |
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Questions & answers
What farmers ask most
- Check the «Tube type» field: tubeless runs without, tube-type needs an inner tube. Most modern radial tractor tires are tubeless.
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Product specifications are compiled from publicly available manufacturer sources and are provided for guidance only — confirm all details with the vendor before purchase. Brand names, logos and trademarks are the property of their respective owners; a listing on ADAM does not imply affiliation, sponsorship or endorsement.