modification with thunder 250cc streetfighter style but still entered in the category of extreme modification. time used to change 250 cc suzuki thunder from extreme to streetfighter takes approximately 3-4 months. materials used in modifying the thunder from the motor it has a very good quality. front suspension uses shock absorbers of Suzuki GSX400, GSX-R600. to use the swing arm suzuki GSX400. classical impression of this bike still on the show with footrests made by an artisan of art from the city warm.