Primary gear kit Z 14/42 (third support) - MBK Nitro 50 H2O 2T ('97-'98) / Nitro II 50 H2O 2T E2 ('13-'16) - Malossi

Primary transmission set Z 14/42 (third support) Malossi. Among the most important applications are: MBK Nitro 50 H2O 2T 1997-1998 / Nitro 50 H2O 2T E1 1999-2001 / Nitro 50 H2O 2T E2 2002-2012 / Nitro F1 50 H2O 2T E1 1999-2001 / Nitro F1 50 H2O 2T E2 2002-2004 / Nitro II 50 H2O 2T E2 2013-2016 / Nitro Naked 50 H2O 2T E2 2005-2012 / Nitro Naked II 50 H2O 2T E2 2013-2016 / Yamaha Aerox 50 H2O 2T 1997-1998 / Aerox 50 H2O 2T E1 1999-2001 / Aerox 50 H2O 2T E2 2002-2012 / Aerox II 50 H2O 2T E2 2013-2016 / Aerox Naked II 50 H2O 2T E2 2013-2016 / Aerox SP 50 H2O 2T E1 1999-2001 / Aerox SP 50 H2O 2T E2 2002-2012.

- Malossi offers a new final drive assembly - third support;
- HTQ Z 14/42 transmission designed with straight teeth minimizing losses due to friction and stresses on supports;
- Optimized gear ratio;
- Extended primary transmission shaft;
- Bearing support made of polished steel alloy;
- Sealed bearing.
- Number of teeth on sprockets: 14/42.

Note: To be assembled only with the original Yamaha Aerox - Nitro crankcase cover version.

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