Motor cylinder set D39.865 bolt 12 - Aprilia RS - RX ('06-'13) / Derbi GPR Nude / GPR Racing / Senda DRD 2T LC 50cc - RMS

Motor cylinder set RMS. Among the most important applications are: Aprilia 50cc: RS 50 (2006-2010) / RS4 50 (2011-2013) / RX 50 (2006-2011) / RX 50 (2012-2013) / SX 50 SM (2006-2011) / SX 50 SM (2012-2013) / Derbi 50cc: GPR 50 Nude (2006-2007) / GPR 50 Nude (2008-2012) / GPR 50 Racing (2006-2007) / GPR 50 Racing (2008-2009) / GPR 50 Racing (2010-2012) / Senda 50 DRD Pro (2007-2010) / Senda 50 DRD Pro (2011-2012) / Senda 50 R DRD Pro (2007-2010) / Senda 50 R DRD Pro (2011-2012) / Senda 50 R DRD Racing (2006-2007) / Senda 50 R DRD Racing (2008-2010) / Senda 50 R DRD Racing (2011-2012) / Senda 50 R DRD X-Trem (2012) / Senda 50 R X-Race (2006) / Senda 50 R X-Race (2007-2008) / Senda 50 R X-Race (2009) / Senda 50 R X-Race (2010-2011) / Senda 50 R X-Trem (2005-2007) / Senda 50 R X-Trem (2008-2009) / Senda 50 R X-Trem (2010-2012) / Senda 50 SM DRD Evo (2008-2012) / Senda 50 SM DRD Pro (2007-2011) / Senda 50 SM DRD Pro (2012) / Senda 50 SM DRD Racing (2006-2007) / Senda 50 SM DRD Racing (2008-2010) / Senda 50 SM DRD Racing (2011-2012) / Senda 50 SM DRD X-Trem (2012) / Senda 50 SM X-Race (2006) / Senda 50 SM X-Race (2007-2009) / Senda 50 SM X-Race (2010) / Senda 50 SM X-Trem (2006-2007) / Senda 50 SM X-Trem (2008-2009) / Senda 50 SM X-Trem (2010-2012).

Naraku equivalent: NK101.37;

Features:
- Liquid-cooled cylinder;
- RMS premium variant (high-quality);
- Manufacturer: EVOK (for RMS).

Features - piston dimensions:
- Piston diameter (D): 39.865 mm;
- Center distance pin - piston head (C): 24.00 mm;
- Dome (H): B-2.00 mm;
- Total piston length (L): 49.00 mm.

Features - pin dimensions (d):
- Pin outer diameter: 12 mm;
- Pin inner diameter: 8 mm;
- Pin length: 31.50 mm;

Features - ring dimensions:
- Number of rings: 2;
- Ring thickness:
- 1 "L" type ring internal closure; width: 2.00 mm;
- 1 internal closure ring; width: 1.50 mm;
- Non-chromed rings.