The Lego Speed Champions: Ultimate Formula 1 Collector's Pack has received a surprise restock six months after selling out. Released in March, this massive box set includes all 10 Lego Speed Champions F1 cars in the series and an exclusive poster. More Lego Speed Champions F1 CarsThe Ultimate Collector Pack isn't the first lego Formula 1 exclusive at Amazon. Lego Icons Formula 1 SetsMultiple Formula 1 drivers and their race cars have received their own Lego Icons sets. Walmart has a Lego Speed Champions 5-in-1 BundleIt's not an F1 bundle, but racing fans should check out the Walmart-exclusive Lego Speed Champions Sports Car Bundle before it's gone.