4D Crew Cab, 4.0L V6 SMPI DOHC, 6-Speed Manual with Overdrive, and 4WD. Big-time TUFFFF! Perfect truck! This 2006 Tacoma is for Toyota fans who are hunting for a very reliable truck. This workhorse is ready to go. She doesn't like to sit around and just idle. She needs to work...Giddyup! J.D. Power and Associates gave the 2006 Tacoma 4.5 out of 5 Power Circles for Overall Initial Quality Design.