40021 Features: -Audi A5 DTM, BMW M3 DTM, AMG Mercedes C-Coupe DTM transformer, connection track, 3 speed controller, lap counter, straights, curves, 2 digital switches, loop. -1:43 Scale. Product Type: -Slot Cars. Product Type: -Race Tracks and Playsets. Vehicle Type: -Racing. Color: -Multi-Colored. Age Range: -5 to 7 Years. Generic Dimensions: -4.04" H x 7.87" W x 23.95" D, 9.16 lbs. Dimensions: Overall Height - Top to Bottom: -4.04 Inches. Overall Width - Side to Side: -7.87 Inches. Overall Depth - Front to Back: -23.95 Inches. Overall Product Weight: -9.16 Pounds.