The Tundra Regular Cab has the longest cargo bed in the lineup. A standard 236-bhp 4.0L V-6 (2WD only) can be replaced with the 271-bhp 4.7L V-8 (2WD and 4WD). Transmission choices include a 6-speed manual (2WD V-6) or a 5-speed automatic (V-6 and V-8). All Tundras have standard skid plates. Properly equipped, the Tundra can haul up to 2,100 lbs., and tow up to 7,100 lbs. Available option packages include a V8 Towing Package (Class 4 towing hitch receiver, heavy-duty alternator, transmission oil cooler).