The Polini Maxi Hi-Speed is one of the strongest variators in maxi scooter range. The emphasis was placed on the construction of the roller tracks, which optimally exploit the available power band of the engine resulting in better acceleration and a little more top speed. Supplied as shown with instructions included. Suitable for the following models: Aprilia Atlantic 400 ie Sprint 4V 05-08 (ZD4VL) Atlantic 500 ie 4V 01-04 (ZD4PT/ ZD4VH) Atlantic 500 ie Sprint 4V 05-08 (ZD4VL/ ZD4VL0) Scarabeo 400 ie 4V Light 06-08 (ZD4VR000/ VRA00/ VRC00/ VRE/ VRU00) Scarabeo 500 ie 4V 03-06 (ZD4RT) Scarabeo 500 ie 4V Light 06-08 (ZD4VR000/ VRA00/ VRC00/ VRE/ VRU00) Gilera Nexus 500 ie 4V -05 (ZAPM3510/ 35200) Nexus 500 ie 4V 06- (United Kingdom) (ZAPM35200) Nexus 500 ie 4V 06-08 (ZAPM35200) Nexus 500 ie 4V 09-11 (ZAPM35200) Nexus 500 ie SP 4V 06-07 (ZAPM35200) Piaggio BV 500 4V -04 (NAFTA) (ZAPM340W) BV 500 ie 4V 05-07 (NAFTA) (ZAPM340W) BV 500 ie 4V 08- (NAFTA) (ZAPM340W) BV 500 ie 4V Tourer 08- (NAFTA) (ZAPM340W) Beverly 400 ie 4V 06-07 E3 (ZAPM34300) Beverly 400 ie 4V Tourer 08-09 E3 (ZAPM34400) Beverly 500 ie 4V -04 (ZAPM34100) Beverly 500 ie 4V 05-06 (ZAPM34100) Beverly 500 ie 4V 06-08 E3 (ZAPM34200) MP3 400 ie 4V 07-08 (NAFTA) (ZAPM590T) MP3 400 ie 4V 07-08 (ZAPM5910) MP3 400 ie 4V LT 08-10 (ZAPM64200/ ZAPM5910) MP3 400 ie 4V LT Sport 08-10 (ZAPM64200/ ZAPM5910) MP3 400 ie 4V LT Touring 11- (ZAPM64200) MP3 400 ie 4V MIC 08-10 (ZAPM59102) MP3 400 ie 4V MIC 09-10 (NAFTA) (ZAPM590T) MP3 400 ie 4V RL Touring 11- (ZAPM59101) X Evo 400 ie 4V 07-11 (ZAPM52101) X8 400 ie 4V 06-08 (ZAPM52100) X9 500 ie 4V -04 (ZAPM27000) X9 500 ie 4V Evolution -04 (USA) (ZAPM270W) X9 500 ie 4V Evolution 06-07 (ZAPM27000) X9 500 ie 4V Evolution 06-07(NAFTA) (ZAPM270W) X9 500 ie 4V Evolution ABS -04 (ZAPM27000) X9 500 ie 4V Evolution ABS 06-07 (ZAPM27000)