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POLINI Race Exhaust RIEJU MRT 50 10-24
Product code: 301359
Always attentive to the evolution of 50cc 2-stroke Supermotard and off-road motorcycles, Polini Motori presents a new range of expansion chambers specifically designed for this category. Developed to perfectly fit the frames of popular models such as Aprilia, Beta, Derbi, Gilera, Rieju, Sherco, Yamaha, these exhausts offer excellent performance and easy installation.
Intended for track use only, these systems are not homologated for road use. Engineered for high reliability and optimized power delivery at all RPMs, they significantly improve engine responsiveness and performance across the entire rev range.
The silencer is made from black anodized aluminum and is fully disassemblable, making repacking easy and convenient for regular maintenance.
Features:
- Homologation: not approved (track use only)
- For 50cc 2-stroke Supermoto and Enduro motorcycles
- Silencer: black anodized aluminum, disassemblable
- Expansion chamber material: steel
- Optimized power at all RPMs
- High durability and performance
Fit:
RIEJU | MRT 50 SM PRO | 50 | 2024 | |
RIEJU | MRT 50 SM PRO | 50 | 2023 | |
RIEJU | MRT 50 SM PRO | 50 | 2022 | |
RIEJU | MRT 50 SM PRO | 50 | 2021 | |
RIEJU | MRT 50 SM PRO | 50 | 2020 | |
RIEJU | MRT 50 SM PRO | 50 | 2019 | |
RIEJU | MRT 50 SM PRO | 50 | 2018 | |
RIEJU | MRT 50 SM PRO | 50 | 2017 | |
RIEJU | MRT 50 SM PRO | 50 | 2016 | |
RIEJU | MRT 50 SM PRO | 50 | 2015 | |
RIEJU | MRT 50 SM PRO | 50 | 2014 | |
RIEJU | MRT 50 SM PRO | 50 | 2013 | |
RIEJU | MRT 50 SM PRO | 50 | 2012 | |
RIEJU | MRT 50 SM PRO | 50 | 2011 | |
RIEJU MRT 50 SM REPLICA [50] | ||||
RIEJU | MRT 50 SM REPLICA | 50 | 2019 | |
RIEJU MRT 50 SM TROPHY [50] | ||||
RIEJU | MRT 50 SM TROPHY | 50 | 2024 | |
RIEJU | MRT 50 SM TROPHY | 50 | 2023 | |
RIEJU | MRT 50 SM TROPHY | 50 | 2022 | |
RIEJU | MRT 50 SM TROPHY | 50 | 2021 | |
RIEJU | MRT 50 SM TROPHY | 50 | 2020 |
RIEJU | MRT 50 SM TROPHY | 50 | 2019 | |
RIEJU | MRT 50 SM TROPHY | 50 | 2018 | |
RIEJU | MRT 50 SM TROPHY | 50 | 2017 | |
RIEJU MRT 50 SM [50] | ||||
RIEJU | MRT 50 SM | 50 | 2024 | |
RIEJU | MRT 50 SM | 50 | 2023 | |
RIEJU | MRT 50 SM | 50 | 2022 | |
RIEJU | MRT 50 SM | 50 | 2021 | |
RIEJU | MRT 50 SM | 50 | 2020 | |
RIEJU MRT 50 [50] | ||||
RIEJU | MRT 50 | 50 | 2021 | |
RIEJU | MRT 50 | 50 | 2020 | |
RIEJU | MRT 50 | 50 | 2019 | |
RIEJU | MRT 50 | 50 | 2018 | |
RIEJU | MRT 50 | 50 | 2017 | |
RIEJU | MRT 50 | 50 | 2016 | |
RIEJU | MRT 50 | 50 | 2015 | |
RIEJU | MRT 50 | 50 | 2014 | |
RIEJU | MRT 50 | 50 | 2013 | |
RIEJU | MRT 50 | 50 | 2012 | |
RIEJU | MRT 50 | 50 | 2011 | |
RIEJU | MRT 50 | 50 | 2010 |
RIEJU | MRT 50 | 50 | 2009 |

POLINI is an Italian manufacturer of tuning parts for motorcycles, mopeds and scooters. Among other products, they make cylinders and variators for both racing and road use. The company was founded when Italian soldier Battista Polini returned from service in World War II and began producing bicycles that were popular and sold well. The company's first logo was a ram, which was the emblem of Battista's battalion. When the first Vespa and Lambretta scooters appeared in the 1940s, their parts began to be produced.
Brand | Model | Year | Name | CC |
---|---|---|---|---|
RIEJU | MRT | 2011 | 50 | |
RIEJU | MRT | 2011 | Pro Supermoto | 50 |
RIEJU | MRT | 2011 | Competition | 50 |
RIEJU | MRT | 2010 | 50 | |
RIEJU | MRT | 2010 | Pro Supermoto | 50 |
RIEJU | MRT | 2010 | Competition | 50 |
RIEJU | MRT | 2012 | 50 | |
RIEJU | MRT | 2012 | Competition | 50 |
RIEJU | MRT | 2015 | 50 | |
RIEJU | MRT | 2012 | Pro Supermoto | 50 |
RIEJU | MRT | 2015 | Pro Supermoto | 50 |
RIEJU | MRT | 2014 | 50 | |
RIEJU | MRT | 2013 | Pro Supermoto | 50 |
RIEJU | RS3 | 2015 | Pro | 50 |
RIEJU | MRT | 2013 | 50 | |
RIEJU | MRT | 2013 | Competition | 50 |
RIEJU | MRT | 2014 | Pro Supermoto | 50 |
RIEJU | RS3 | 2013 | Pro | 50 |
RIEJU | RS3 | 2014 | Pro | 50 |
RIEJU | MRT | 2016 | 50 | |
RIEJU | MRT | 2016 | Pro Supermoto | 50 |
RIEJU | RS3 | 2016 | Pro | 50 |
RIEJU | MRT | 2017 | 50 | |
RIEJU | MRT | 2017 | Pro Supermoto | 50 |
RIEJU | RS3 | 2017 | Pro | 50 |
RIEJU | MRT | 2018 | Freejump | 50 |
RIEJU | MRT | 2018 | Replica | 50 |
RIEJU | MRT | 2018 | Pro Supermoto | 50 |
RIEJU | MRT | 2019 | Freejump | 50 |
RIEJU | MRT | 2019 | Pro Supermoto | 50 |
RIEJU | MRT | 2019 | 50 | |
RIEJU | MRT | 2019 | Replica | 50 |
RIEJU | MRT | 2019 | Black Edition | 50 |
RIEJU | MRT | 2020 | Freejump | 50 |
RIEJU | MRT | 2020 | Pro Supermoto | 50 |
RIEJU | MRT | 2020 | 50 | |
RIEJU | MRT | 2020 | Trophy | 50 |
RIEJU | MRT | 2009 | 50 | |
RIEJU | MRT | 2020 | Replica | 50 |
RIEJU | MRT | 2021 | Supermoto | 50 |
RIEJU | MRT | 2021 | 50 | |
RIEJU | MRT | 2021 | Freejump | 50 |
RIEJU | MRT | 2021 | Replica | 50 |
RIEJU | MRT | 2021 | All Black | 50 |
RIEJU | MRT | 2021 | Trophy | 50 |
RIEJU | MRT | 2022 | 50 | |
RIEJU | MRT | 2022 | Trophy | 50 |
RIEJU | MRT | 2022 | Supermoto | 50 |
RIEJU | MRT | 2023 | 50 | |
RIEJU | MRT | 2023 | Supermoto | 50 |
RIEJU | MRT | 2023 | Trophy | 50 |