Truck & bus radial tyres (TBR)
TBR truck tyre SAMSON GL669A 12.00R20 20PR
12.00R20
20PR
GL669A
SAMSON
Premium all-steel TBR tyre range from SAMSON, manufactured in China by Guizhou Tyre (GTC Global). A purpose-built tread design for durable operation, fuel economy and outstanding abrasion resistance.
Key figures
| Specification | Value |
|---|---|
| Standard rim | 20 inch |
| Load index (LI) | 156/153 |
| Speed symbol | J (100 km/h) |
| Tread depth | 16 mm |
| Standard inflation pressure | 900 kPa (131 PSI) |
| Maximum load | 4,000 / 3,650 kg |
| Overall diameter | 1,122 mm |
| Section width | 313 mm |
| Origin | Made in China |
Technical features
- Four-layer steel construction greatly enhances load capacity and puncture resistance.
- Advanced silica rubber compound dissipates heat quickly and optimises tread life.
- Deep multi-directional drainage grooves deliver firm grip in wet conditions.
- Retreadable and regroovable to European ECE standards.
Recommended applications
Heavy trucks, long-distance coaches, intercity box trucks.
Which vehicles is the GL669A 12.00R20 tyre for?
Size 12.00R20 uses a 20 inch rim and is typically fitted to heavy trucks and long-distance coaches.
| Fitment | Load index (LI) | Max load per tyre | Reference pressure |
|---|---|---|---|
| Single | 156 | 4,000 kg | 900 kPa (131 PSI) |
| Dual | 153 | 3,650 kg | 900 kPa (131 PSI) |
Nearest sizes with the same GL669A tread pattern
| Size | Ply / star rating | Load index (LI) | Max load |
|---|---|---|---|
| SAMSON 11.00R20 | 18PR | 152/149 | 3,550 / 3,250 kg |
| ADVANCE 11.00R20 | 18PR | 152/149 | 3,550 / 3,250 kg |
| ADVANCE 12.00R20 | 20PR | 156/153 | 4,000 / 3,650 kg |
Quick questions about 12.00R20 GL669A
- Does the 12.00R20 GL669A tyre come with a tube?
- This size is supplied as a set with tube and flap (TTF).
- What are the inflation pressure and maximum load of 12.00R20 GL669A?
- Standard inflation pressure is 900 kPa (131 PSI), maximum load 4,000 / 3,650 kg. Always inflate when the tyre is cold and check the vehicle manufacturer’s recommendation.
- Where is this tyre made and how do I order?
- Made in China. This website only takes quotation requests and does not sell online: add the tyre to your quotation and send it, and we reply within 24 working hours.
Specifications are checked against Guizhou Tyre technical catalogues (2023–2026).
Prices are agreed per project. Quotation requests are answered within 24 working hours.