RK Transmission Kit Open Chain ZXW Gold 118 Links 520 Sprocket 45T Racing Sprocket 17T
for BMW HP4, HP4 COMPETITION, HP4 RACE
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Special Price €175.90 Regular Price €198.80The Motorcycle Transmission Kit is the perfect ally for those seeking high performance and reliability on the road. Composed of an RK chain, an ESJOT sprocket, and a JT pinion, this kit is designed to ensure smooth and responsive operation, essential for every passionate motorcyclist.
The RK chain, with a pitch of 520 and a length of 118 links, features an O-Ring XW-Ring system that guarantees a tensile strength of 4200 kg. Its sleek design, with an exterior and interior color of gold, not only gives it an attractive appearance but also contributes to its durability over time. The rivet closure ensures a secure and stable installation.
The ESJOT sprocket, with an inner diameter of 70 mm and a PCD of 100 mm, is made from lightweight and durable aluminum. With 45 teeth and flat-head bolts, it offers a perfect combination of robustness and performance. Its silver color is not only aesthetically pleasing but is also designed to withstand wear and the most challenging conditions.
The JT pinion, featuring a small snap-fit attachment and 13 teeth, is the final component that completes this kit. With a width of 15 mm and internal diameters ranging from 26 to 30 mm, it is designed to provide quick acceleration and immediate response, making every ride an exhilarating experience.
- RK Chain: pitch 520, length 118 links
- O-Ring XW-Ring system with a tensile strength of 4200 kg
- Sleek design with exterior and interior color of gold
- Rivet closure for secure and stable installation
- ESJOT Sprocket: inner diameter 70 mm, PCD 100 mm
- Made from lightweight and durable aluminum
- 45 teeth and flat-head bolts
- Silver color designed to withstand wear
- JT Pinion: small snap-fit attachment, 13 teeth
- Width 15 mm, internal diameters between 26 and 30 mm
- Designed for quick acceleration and immediate response
| Links | 118 |
|---|---|
| Pitch | 520 |
| Chain | Open |
| Chain Type | ZXW |
| Chain Color | Gold |
| Crown Teeth | 45 |
| Crown Inner Diameter | 70 mm |
| Hole spacing | 100 mm |
| Pinion teeth | 17 |
| Pinion Type | Racing |
| Pinion Diameter | 26/30 mm |
| Pinion Coupler | Small |








