The 2012 Nissan Altima 3.5 SR is a variant of the Nissan Altima, a midsize sedan known for its reliability and performance. Here are some key features and specifications of the 2012 Altima 3.5 SR:

Engine: The 2012 Altima 3.5 SR is equipped with a powerful 3.5-liter V6 engine, which delivers good performance and acceleration.

Transmission: It typically comes with a Continuously Variable Transmission (CVT) that provides smooth shifting and good fuel efficiency.

Performance: With the V6 engine, the Altima 3.5 SR offers a good balance of power and fuel economy. It's known for its responsive acceleration and handling.

Trim Level Features: The SR trim level typically adds sportier features compared to the base models, including sport-tuned suspension, larger wheels, and sometimes more aggressive styling cues.

Interior: The interior of the 2012 Altima 3.5 SR is spacious and comfortable, with seating for five passengers. It offers a range of standard features including power-adjustable driver's seat, keyless entry, and push-button start.

Safety: Standard safety features include antilock brakes, stability control, traction control, front-seat side airbags, and side curtain airbags.