Product Description
Tamiya 42275 RC TRF503 1/10 Racing Buggy Chassis Kit
This is the all new TRF503 4WD racing buggy. The 503 has been developed thanks to the Tamiya Racing Factory team once again putting its extensive race and testing experience to use for Tamiya’s racing enthusiast customers. The TRF503 off-road chassis is an updated and modified version of the TRF511 that promises to have more traction and improved cornering ability.
| Scale | 1/10 |
| Construction type | assembly kit |
| Terrain use | off-road |
| Drive-train | 4WD |
| Drive type | belt |
| Drive line | universal |
| Differential type | sealed oil-filled gear |
| Suspension | fully independent double wishbone |
| Steering mechanism | bell-crank |
| Shock damper | oil-filled damper |
| Shock damper material | aluminum |
| Tire type | not included |
| Tire tread | n/a |
| Body material | Polycarbonate |
| Chassis material | carbon fiber plate |
| Electronic Speed Control (ESC) | not included |
| ESC model | n/a |
| LED Light buckets | no |
| LED lights | no |
| Motor | not included |
| Bearings | shielded ball bearing |
| Adjustable camber | yes |
| Adjustable toe angles | front and rear |
| Adjustable ground clearance | yes |
| Adjustable gear ratio | yes |
| Adjustable wheelbase | fixed |
| Adjustable track width | fixed |
| Adjustable shock angle | yes |
| Special feature 1 | Features a long-wheelbase lower deck. It is 7.5mm greater in length compared to the 511 for improved handling on uneven surfaces. |
| Special feature 2 | The motor position has been shifted 10.5mm toward the front of the chassis to improve controllability, while the motor mount is 5mm closer to the centerline, which helps to reduce chassis roll |







