Arc cuplu (+12%) - albastru - MBK Cityliner 125i H2O 4T E3 ('08-'12) / Yamaha X-Max IV ABS 125i H2O 4T E4 ('18-'20) - Polini

Arc cuplu (+12%) Polini pentru urmatoarele aplicatii: MBK Cityliner 125i H2O 4T E3 (2008-2012) / Evolis 125i H2O 4T E3 (2014-2016) / Evolis ABS 125i H2O 4T E3 (2014-2016) / Evolis ABS 125i H2O 4T E4 (2017) / Evolis II ABS 125i H2O 4T E4 (2018) / Skycruiser 125i H2O 4T E3 (2006-2009) / Skycruiser II 125i H2O 4T E3 (2010-2013) / Skycruiser II ABS 125i H2O 4T E3 (2011-2013) / Skycruiser II Sport 125i H2O 4T E3 (2012) / Yamaha X-City 125i H2O 4T E3 (2008-2012) / X-Max 125i H2O 4T E3 (2006-2009) / X-Max II 125i H2O 4T E3 (2010-2013) / X-Max II ABS 125i H2O 4T E3 (2011-2013) / X-Max II ABS Business 125i H2O 4T E3 (2011-2012) / X-Max II Sport 125i H2O 4T E3 (2011-2013) / X-Max III 125i H2O 4T E3 (2014-2016) / X-Max III ABS 125i H2O 4T E3 (2014-2016) / X-Max III ABS 125i H2O 4T E4 (2017) / X-Max IV ABS 125i H2O 4T E4 (2018-2020).

Caracteristici:
- Procent crestere presiune: +12%;
- Sarcina Polini arc: 56 mm / 32 kg;
- Sarcina originala arc: 56 mm / 28,5 kg;
- Numar spire: 6,2;
- Grosimea spira arc: 4,6 mm;
- Lungime totala: 118 mm;
- Diametru interior: 53,1 mm;
- Tip: Mid-Race;
- Clasa: Sport;
- Culoare: albastru.