Street Bike - LEGO set #8420-1 (Building Sets > Technic)
LEGO Set 8420-1 Street Bike (2005 Technic) | Rebrickable - Build with LEGO
LEGO TECHNIC: Street Bike (8420) for sale online | eBay
LEGO part 51378c02 - Light Bluish Gray Wheel Technic Street Bike (8420) with Black Tire Technic Street Bike (8420) - Wide, Rear (51378 / 51379) at BrickScout