Product features. Learn through play – Kids can explore engineering concepts as they build this LEGO Technic All-Terrain Vehicle 42139. Realistic features – This vehicle is the first 6-wheeled ATV from LEGO Technic and comes with lots of authentic features, like the engine with moving pistons and 2-shift (+ neutral) gearbox. True-to-life action – Check out the winch and the tipping cargo bed, just like the ones on a real ATV. ATV accessories – This construction set comes with a toy chainsaw and 20 small log pieces that connect to make larger logs, ready for the ATV to transport. Sticker details – The set includes sticker graphics for kids to add to their ATV model. For ages 10+ – Looking for gifts for kids? This ATV toy set offers a building challenge for kids aged 10 and up. Dimensions – Measures over 4 in. (11 cm) high, 10.5 in. (27 cm) long and 5 in. (13 cm) wide. Rewarding building projects – The LEGO Technic universe offers advanced buildable models for LEGO fans who are ready for their next building challenge. Quality assured – LEGO Technic components meet rigorous industry standards to ensure they are consistent, compatible and connect reliably every time. Safety first – LEGO Technic components are dropped, heated,