Thunder Tiger ST-1 - Bearing guide
Here's a complete list of all bearings used on the ST-1.
| Location | Size | Part number |
| Steering bearing (4) | 5x10x4mm | TTRPD1968 |
| Clutch bell (2) | 5x10x4mm | TTRPD1968 |
| Front wheels Outside (2) | 8x16x5mm | TTRPD0662 |
| Front wheels Inside (2) | 10x19x5mm | TTRPD1969 |
| Rear wheels Outside (2) | 8x16x5mm | TTRPD0662 |
| Rear wheels Inside (2) | 10x19x5mm | TTRPD1969 |
| Front diff (4) | 8x16x5mm | TTRPD0662 |
| Rear diff (4) | 8x16x5mm | TTRPD0662 |
| Center diff (2) | 8x16x5mm | TTRPD0662 |
