Aprilia RS 50 ULEZ
The Aprilia RS 50 is a sport moped made by Aprilia. The 2005 model was initially made with a single cylinder two stroke aluminium cylinder block, liquid cooled 49.7 cc (3.03 cu in) Motori-Minarelli AM6 engine. However was changed in the new 2006 model to a single cylinder two-stroke aluminium cylinder block, liquid cooled 49.9 cc (3.05 cu in) engine made by Derbi, the D50B0. Book Aprilia RS 50 ULEZ test.