Genuine Aprilia Parts Balance Shaft OEM for Aprilia RS 50, RS4, Derbi GPR 50 Motorbikes
Piaggio Factory Parts - OEM balance shaft for Aprilia RS 50, RS4, Derbi GPR 50. Original Piaggio spare parts. OEM No. for comparison: 847050
Piaggio Factory Parts - OEM balance shaft for Aprilia RS 50, RS4, Derbi GPR 50. Original Piaggio spare parts. OEM No. for comparison: 847050