Lubrication chain RK 420 SB / 134 for Aprilia RS4 50 Euro4 (2018-2021) / Aprilia RX 50 Factory Euro4 (2018-2021) / Aprilia SX 50 SM Euro4 (2018-2021) / Aprilia SX 50 SM Factory Euro4 (2018-2021) / Derbi Senda 50 R X-Treme (2018-2021) / Derbi Senda 50 R X-Treme Euro4 (2022) / Derbi Senda 50 RR X-Treme (2021-2022) / Derbi Senda 50 SM Limited (2018-2021) / Derbi Senda 50 SM Limited Euro4 (2022) / Derbi Senda 50 SM Racing (2018-2021) / Derbi Senda 50 SM Racing Euro4 (2022) / Derbi Senda 50 SM X-Treme (2018-2021) / Derbi Senda 50 SM X-Treme Euro4 (2022) / Rieju RS-3 50 (2011-2014).
Specifications:
- RK is the leading manufacturer of transmission chains for motorcycles in Japan;
- For over 40 years, RK has supplied all renowned Japanese motorcycle manufacturers as original equipment;
- In competitions, RK is the first choice of many teams in MotoGP, motocross, or even the Paris-Dakar Rally;
Technical data:
- Chain pitch: 420;
- Length: 134 links;
- Seal ring: Without seal ring;
- Manufacturer: RK;
- Type: SB;
- Execution: Open;
- Tensile strength (kg): 1900 kg;
- Outer link color: Steel color;
- Inner link color: Steel color;
- Connecting link model: Clip connecting link;
- At meter link: JMT.7250697;
- Fits clip connecting link: JMT.7250699;
- Fits hollow rivet connecting link: JMT.7250698.
The complete application list can be found below.
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