Release the pull-back motor and tear up the track! The super-fast, super-sleek, super-cool Race Car is the perfect introduction to the exciting world of LEGO® Technic. This realistic 2-in-1 street racer features easy-to-follow instructions, colorful styling and a unique motor – just pull back, release and watch it fly! Have hours of fun racing to the finish line! For an even more action-packed play experience, combine your model with the 42010 Off-Road Racer for a super-fast Dragster with pull-back motor, adjustable rear wing and opening cockpit!Features cool, colorful styling and pull-back motorIncludes the first pull-back motor ever featured in a LEGO® Technic building setPull back, release and race!Build and race with the power of LEGO Technic!Combine with the 42010 Off-Road Racer for a super-fast Dragster with pull-back motor, adjustable rear wing and opening cockpitMeasures over 1" (5cm) high, 7" (18cm) long and 3" (9cm) wideDragster measures over 3" (9cm) high, 11" (28cm) long and 3" (9cm) wide