The WA600-8 wheel loader from Komatsu America Corp. is designed to maximize production efficiency in loading off-highway trucks or load-and-carry applications. The 529 hp, Tier 4 Final certified engine improves power train and hydraulic efficiency and consumes up to 13 percent less fuel than its Tier 3 predecessor. It features a standard bucket capacity of 9.2 cubic yards. 847/437-5800; www.komatsuamerica.com.