The DSG 02E (DQ250) transmission entered production in 2003 as the first dual-clutch transmission in series production platform. The 0B5 transmission later evolved from the 02E design with 7 gear ratios to achieve better fuel efficiency than the DSG 02E (DQ250) design. See the full Raybestos Powertrain DSG 02E (DQ250) transmission parts listing and tech tip video below.