See also:

Substantially reduced road and wind noise
Many improvements were made to structural rigidity and powertrain NVH performance to provide a quieter, more pleasant ride, including the reduction of high frequency booming noise sometimes heard ...

Under the Hood
The Mazda6 features a front and rear independent suspension. Four-cylinder and V-6 options are normal in this segment, but the standard six-speed manual transmission (with the four-cylinder) plays ...

Revised Six-Speed Manual Transmission
This is particularly true when this engine is combined with the revised six-speed manual transmission. Its optimised synchronisation allows shifting gears even more quickly and smoothly than befor ...