1:18 scale diecast replicas are diecast replicas in 1:18 scale or 1/18th the size of the real vehicle. Most popular in this category are 1:18 scale diecast automobile replicas – usually made out of zinc alloy (zamac) with plastic parts. 1:18 scale is the colloquial reference to these replicas.
Virtually all 1:18 scale models produced in recent years have opening doors, hoods, and trunks along with functional steering wheels which turn the front wheels. Tires are often mounted on workable 'springy' suspension systems. Normally the hood / bonnet lifts to reveal a detailed and accurate engine bay (whether this is a separate cast piece or simply a portion of the cast and painted body located between the fenders.
Higher end models are equipped with genuine leather interiors, accurate engine detail, operational sunroofs, movable windshield wipers, adjustable seats, operational gear levers and other accessories. Most models are approximately 11 inches (280 mm) long by 5 inches (130 mm) wide by 4 inches (100 mm) tall. Such detail is common to 1:18 scales and larger. Typically, companies that produce model cars will have licensing arrangements with real car manufacturers to make replicas of their cars, both in current production or of discontinued models.