RK Transmission Kit Open Chain XRE Black 136 Links 428 Sprocket 54z Racing Gear 14 Teeth
for SWM SM R 125
Check the compatibility with your motorcycle
FIND YOUR BIKE - compatibility table
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Special Price €142.10 Regular Price €160.20The Motorcycle Transmission Kit is the ideal solution for those looking to optimize their vehicle's performance. Composed of an RK chain, an ESJOT sprocket, and an ESJOT crown, this kit is designed to ensure smooth operation and long-lasting durability.
The RK chain, with a pitch of 428 and a length of 136 links, features an innovative XW-Ring O-Ring system that offers a tensile strength of 2700 kg. Its open design and black color, both externally and internally, give it an elegant and sporty appearance. The clip closure makes installation easy, making mounting a breeze.
The ESJOT crown, with an inner diameter of 74 mm and a PCD of 100 mm, is made of robust steel. With 54 teeth and 5 flat-head mounting bolts, it ensures perfect grip and stability while riding.
The ESJOT sprocket, designed for wide engagement, features 14 teeth and a wide range of inner diameters, from 17.07 mm to 20 mm. Its racing configuration, combined with a width of 7 mm and a reduced number of mounting bolts, makes it perfect for those seeking high performance.
This transmission kit is the perfect ally for motorcyclists who want to improve their bike's responsiveness and efficiency, ensuring an unparalleled riding experience.
- RK Chain
- Pitch: 428
- Length: 136 links
- System: O-Ring XW-Ring
- Tensile strength: 2700 kg
- Design: open, black color (external and internal)
- Closure: clip
- ESJOT Crown
- Inner diameter: 74 mm
- PCD: 100 mm
- Material: steel
- Teeth: 54
- Mounting bolts: 5 flat-head
- ESJOT Sprocket
- Mounting: wide engagement
- Teeth: 14
- Inner diameters: from 17.07 mm to 20 mm
- Width: 7 mm
- Mounting bolts: reduced number
| Links | 136 |
|---|---|
| Pitch | 428 |
| Chain | Open |
| Chain Type | XRE |
| Chain Color | Black |
| Crown Color | Black |
| Crown Teeth | 54 |
| Crown Inner Diameter | 74 mm |
| Hole spacing | 100 mm |
| Pinion teeth | 14 |
| Pinion Type | Racing |








