Made by JT Sprockets, world leading aftermarket sprocket manufacturer for over 30 years. JT Sprockets offer an unbeatable combination of quality, durability, and price. JT Drive sprockets are exclusively made from the finest Japanese ultra-durable high carbon C49 Steel or SCM415 Chromoly Steel Alloy.
| Manufacturer |
Model |
Year |
| Aprilia |
RS4 125 |
2011-2016 |
| Aprilia |
RS4 125 Replica |
2013-2017 |
| Aprila |
125 Tuono |
2017-2020 |
| Aprila |
125 RS4 Replica 4T ABS E4 |
2017-2020 |
| Aprila |
125 RX E4 |
2018-2020 |
| Aprila |
125 SX E4 |
2018-2020 |
