Truck & bus radial tyres (TBR)
TBR truck tyre ADVANCE GL668A 10.00R20 18PR
10.00R20
18PR
GL668A
ADVANCE
Premium all-steel TBR tyre range from ADVANCE, 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) | 149/146 |
| Speed symbol | J (100 km/h) |
| Tread depth | 16.5 mm |
| Standard inflation pressure | 830 kPa (120 PSI) |
| Maximum load | 3,250 / 3,000 kg |
| Overall diameter | 1,082 mm |
| Section width | 298 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 GL668A 10.00R20 tyre for?
Size 10.00R20 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 | 149 | 3,250 kg | 830 kPa (120 PSI) |
| Dual | 146 | 3,000 kg | 830 kPa (120 PSI) |
Nearest sizes with the same GL668A tread pattern
| Size | Ply / star rating | Load index (LI) | Max load |
|---|---|---|---|
| ADVANCE 12R22.5 | 18PR | 152/149 | 3,550 / 3,250 kg |
| ADVANCE 7.00R16 | 14PR | 128/124 | 1,800 / 1,600 kg |
| ADVANCE 7.50R16 | 14PR | — | — |
Quick questions about 10.00R20 GL668A
- Does the 10.00R20 GL668A 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 10.00R20 GL668A?
- Standard inflation pressure is 830 kPa (120 PSI), maximum load 3,250 / 3,000 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.