The G63 AMG 6×6 features six-wheel drive running on 5.5L, 536-hp, 561-lb-ft twin-turbo DOHC 32-valve V-8 AMG engine. The G63 AMG 6×6 was fitted with Mercedes' 7G-tronic seven-speed automatic transmission; its transfer case can alter between a 0.87:1 high-range ratio for on-road driving and 2.16:1 low-range ratio for off-road conditions to all six wheels in a nominal 30:40:30 split. An extra shaft delivers power to the rearmost axle. The vehicle had five electronic differential locks, which can deliver 100% lockup of all six wheels, operated by three switches on the dashboard