Firstline Ltd. hereby introduces the newest item, “S1R” to its lineup. S1R is a medium compound wet weather tyre that will provide well-balanced performance between grip and long-lasting with easy to drive good for hobby categories and amateur racing.

Name and Size
| Name | Type | F/R | Size | |
| S1R | WET | FRONT | 4.5×10.0-5 | For Hobby Categories For Amateur Racing |
| REAR | 6.0×11.0-5 |
Product Feature
| Name | Type | |
| S1R | WET | Medium compound for wet track condition |