The standard features of the Nissan Altima Hybrid Base include 2.5L I-4 158HP engine, 2-speed Xtronic CVT transmission with overdrive, 4-wheel anti-lock brakes (ABS), side seat mounted airbags, curtain 1st and 2nd row overhead airbags, airbag occupancy sensor, automatic air conditioning, 16" aluminum wheels, cruise control, ABS and driveline traction control, and a stability control.