The 2018 Toyota Tundra SR5 4X4 is a robust full-size pickup built for serious work and off-road capability, while still offering comfort and reliability. It’s powered by a 5.7-liter V8 engine that delivers 381 horsepower and 401 lb-ft of torque, paired with a six-speed automatic transmission and a part-time four-wheel-drive system. The SR5 trim adds practical upgrades like fog lights, a larger touchscreen infotainment system, and optional packages such as the TRD Off-Road suite for enhanced trail performance. Standard Toyota Safety Sense-P brings advanced driver aids like adaptive cruise control and lane departure alert, making it safer for daily driving. With a towing capacity exceeding 10,000 pounds and a spacious CrewMax or Double Cab configuration, the Tundra SR5 4X4 is a dependable choice for those who need muscle without sacrificing modern features.