RK transmission kit open chain MXZ5 red 114 links 520 black sprocket 48z racing pinion 13z
for GAS GAS EC / EC F 4T, EC F 4T
Check the compatibility with your motorcycle
FIND YOUR BIKE - compatibility table
-12%
Special Price €116.20 Regular Price €132.00Enhance your motorcycle's performance with our Transmission Kit, a complete set designed to ensure excellent efficiency and durability over time. This kit includes an RK chain, a JT sprocket, and a JT rear sprocket, all made to meet the needs of the most demanding motorcyclists.
The RK chain, with a pitch of 520 and a length of 114 links, features a tensile strength of 3630 kg, offering robust and reliable performance. Its open design and eye-catching red color make it not only functional but also aesthetically pleasing. With a constant pitch index of 300 and a clip closure system, this chain is easy to install and maintain.
- RK Chain
- Pitch: 520
- Length: 114 links
- Tensile strength: 3630 kg
- Open design
- Color: red
- Constant pitch index: 300
- Closure system: clip
The JT rear sprocket, with an inner diameter of 136 mm and a PCD of 156 mm, features 48 teeth and is made from durable steel, ensuring a long operational life. The recessed bolts and six-bolt fastening provide excellent stability, while the precise design allows for smooth and responsive power transmission.
- JT Rear Sprocket
- Inner diameter: 136 mm
- PCD: 156 mm
- Teeth: 48
- Material: durable steel
- Fastening: six bolts
- Stability: excellent
Completing the kit is the JT sprocket, a racing component with 20 teeth, designed to maximize power and speed. With a small spline fastening and a width of 5.7 mm, this sprocket is ideal for those seeking high performance and immediate responsiveness.
- JT Sprocket
- Teeth: 20
- Fastening: small spline
- Width: 5.7 mm
| Links | 114 |
|---|---|
| Pitch | 520 |
| Chain | Open |
| Chain Type | MXZ5 |
| Chain Color | Red |
| Crown Color | Black |
| Crown Teeth | 48 |
| Crown Inner Diameter | 136 mm |
| Hole spacing | 156 mm |
| Pinion teeth | 13 |
| Pinion Type | Racing |
| Pinion Diameter | 20/22.2 mm |
| Pinion Coupler | Small |








