See also:

Uniform tire quality grading
DOT (Department of Transportation) Quality Grades: All passenger car tires must conform to federal safety requirements in addition to these grades. Quality grades can be found where applicable on ...

Fourth generation
The fourth generation Altima was announced at the 2006 New York Auto Show on April 12, 2006. It is the first vehicle to use the smaller Nissan D platform, with a new front and upgraded rear suspen ...

Under the Hood
Base engine is a 152-horsepower, 2.5-liter, dual-overhead-camshaft inline-four-cylinder that makes 171 pounds-feet of torque, mated to a five-speed manual transmission 261-hp, 4.0-liter, dual-ove ...