RK Transmission Kit open chain XRE blue/grey 110-520 sprocket 45z pinion 16z for Aprilia
for APRILIA ETX 125
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FIND YOUR BIKE - compatibility table
-16%
Special Price €121.10 Regular Price €143.70The Motorcycle Transmission Kit is the perfect ally for those seeking high performance and reliability on the road. This kit consists of three essential elements: an RK chain, a JT sprocket, and a JT rear sprocket, designed to work in perfect synergy.
The RK chain, with a pitch of 520 and a length of 110 links, features an innovative XW-krouzek O-Ring system, which ensures a tensile strength of 3650 kg. Its attractive design, with a blue exterior and gray interior, not only adds a touch of style but also ensures durability over time. The rivet closure guarantees a solid and secure connection.
The JT rear sprocket, with a pitch of 520 and an inner diameter of 80 mm, is made of durable steel. With 45 teeth and a PCD of 106 mm, it is designed for precise mounting thanks to the six countersunk bolts, ensuring optimal performance in every situation.
The JT sprocket completes the kit with a pitch of 520 and a small engagement, available in two tooth variants: 22 and 16. With an inner diameter ranging from 22 mm to 24 mm, this sprocket is designed to ensure smooth and responsive transmission, essential for every motorcyclist.
- RK Chain: pitch 520, length 110 links
- XW-krouzek O-Ring system
- Tensile strength: 3650 kg
- Design: blue exterior, gray interior
- Rivet closure
- JT Rear Sprocket: pitch 520, inner diameter 80 mm
- Material: durable steel
- Teeth: 45
- PCD: 106 mm
- Mounting: six countersunk bolts
- JT Sprocket: pitch 520, small engagement
- Tooth variants: 22 and 16
- Inner diameter: from 22 mm to 24 mm
| Links | 110 |
|---|---|
| Pitch | 520 |
| Chain | Open |
| Chain Type | XRE |
| Chain Color | Blue |
| Crown Teeth | 45 |
| Crown Inner Diameter | 80 mm |
| Hole spacing | 106 mm |
| Pinion teeth | 16 |
| Pinion Diameter | 22/24 mm |
| Pinion Coupler | Small |






