The Toyota 4Runner is the Off-Road car of the people. With a reputation for being bulletproof, it became the off-road car that defined the SUV. We cover its humble inspiration- the Toyota Trekker, the low power, but indestructible, rock dominating first and second gen 4Runners, and the Modern Luxury SUV off-road monster it is today. This is everything you need to know to get Up to Speed on the Toyota 4Runner.