The LEGO SPEED CHAMPIONS set 75909, released in 2015, features the McLaren P1 model with 168 pieces. Designed for ages 7-14, this set allows builders to create a detailed replica of the iconic supercar, complete with a sleek design and intricate details. With dimensions of 7.5 inches in length, 5.6 inches in width, and 2.4 inches in height, this set offers a challenging and rewarding building experience for young LEGO enthusiasts.