Custom Gangster Choppers Gangster Choppers SPECIFICATIONS, PRICE & IMAGES Bike Features More Bike Specifications:Kawasaki GTR 1400 Concours 14Jesse Rooke’s KTM Café RacerBMW K1600 by NURBKawasaki Z 750L3Kawasaki Z1000 Special EditionDiablo 666BMW R1200GSM by MachineartKawasaki S1 250SS