RK Open Chain MXZ5 Transmission Kit Blue 112-520 Sprocket 48z Pinion 13z for Yamaha YZ
for YAMAHA YZ 125
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FIND YOUR BIKE - compatibility table
-16%
Special Price €105.80 Regular Price €125.50Enhance your motorcycle's performance with our transmission kit, a perfect set of components designed to ensure smooth and responsive operation. This kit includes an RK chain, a JT sprocket, and a JT rear sprocket, all made to provide optimal synergy.
The MXZ5 chain, with a pitch of 520 and a length of 112 links, boasts a tensile strength of 3630 kg. Its open design and blue exterior color, combined with a black interior, not only make it aesthetically appealing but also highly performant. The clip closure ensures easy installation, while the absence of O-Rings makes it ideal for racing conditions.
- MXZ5 Chain
- Pitch: 520
- Length: 112 links
- Tensile strength: 3630 kg
- Design: open, blue exterior and black interior
- Closure: clip
- Ideal for: racing conditions
The JT rear sprocket, with an inner diameter of 130 mm and a PCD of 150 mm, is designed for secure mounting thanks to its 6 recessed bolts. With 48 teeth and made of steel, it offers exceptional durability and excellent acceleration response.
- JT Rear Sprocket
- Inner diameter: 130 mm
- PCD: 150 mm
- Number of bolts: 6 recessed bolts
- Number of teeth: 48
- Material: steel
- Durability: exceptional
Completing the kit is the JT sprocket, which features a small engagement and a variable number of teeth between 13 and 14. With an inner diameter ranging from 17.7 mm to 20 mm, this component ensures a precise fit and uncompromised power transmission.
- JT Sprocket
- Engagement: small
- Number of teeth: variable between 13 and 14
- Inner diameter: from 17.7 mm to 20 mm
- Fit: precise
| Links | 112 |
|---|---|
| Pitch | 520 |
| Chain | Open |
| Chain Type | MXZ5 |
| Chain Color | Blue |
| Crown Teeth | 48 |
| Crown Inner Diameter | 130 mm |
| Hole spacing | 150 mm |
| Pinion teeth | 13 |
| Pinion Diameter | 17.7/20 mm |
| Pinion Coupler | Small |








