RK Transmission Kit Open Chain XRE 142 Links 428 Sprocket 62 Teeth Pinion 13 Teeth
for APRILIA RX 125
Check the compatibility with your motorcycle
FIND YOUR BIKE - compatibility table
-16%
Special Price €107.20 Regular Price €127.30Enhance your motorcycle's performance with our transmission kit, a fundamental component to ensure smooth and responsive operation. This kit includes an RK chain, a JT sprocket, and a JT rear sprocket, designed to work in perfect synergy and optimize your vehicle's power.
The RK chain, with a pitch of 428 and a length of 142 links, features an innovative XW-Ring O-Ring system that improves lubrication and reduces wear. With a tensile strength of 2700 kg and a sleek gray color, this chain is built to tackle the most challenging conditions.
The JT rear sprocket, with an inner diameter of 105 mm and 62 teeth, is made from robust steel to ensure exceptional durability. Its design with 6 mounting bolts and a PCD of 125 mm ensures optimal stability, while the flat head bolt type offers easy and secure installation.
Completing the kit is the JT sprocket, designed with a wide engagement and 13 teeth. With an inner diameter ranging from 14 mm to 17 mm and a hole spacing of 28 mm, this sprocket is perfect for fitting various motorcycle configurations, ensuring efficient and responsive power transmission.
Whether you are looking to improve your motorcycle's performance for everyday use or for your road adventures, this transmission kit is the ideal choice for those seeking uncompromising reliability and an unparalleled riding experience.
- RK Chain
- Pitch: 428
- Length: 142 links
- System: O-Ring XW-Ring
- Tensile strength: 2700 kg
- Color: gray
- JT Rear Sprocket
- Inner diameter: 105 mm
- Teeth: 62
- Material: steel
- Number of mounting bolts: 6
- PCD: 125 mm
- Bolt type: flat head
- JT Sprocket
- Mounting: wide engagement
- Teeth: 13
- Inner diameter: variable between 14 mm and 17 mm
- Hole spacing: 28 mm
| Links | 142 |
|---|---|
| Pitch | 428 |
| Chain | Open |
| Chain Type | XRE |
| Chain Color | Grey |
| Crown Color | Black |
| Crown Teeth | 62 |
| Crown Inner Diameter | 105 mm |
| Hole spacing | 125 mm |
| Pinion teeth | 13 |
| Pinion Diameter | 14/17 mm |
| Pinion Coupler | Big |






