Full-scale production started in Södertälje (Sweden) in April, Zwolle (the Netherlands) in May and in Angers (France) in June.

[3] On 20 August, the P- and T-series were launched too, completing the new truck range and replacing the rest of the 4-series models.

The new models made their public debut at the IAA commercial vehicle show in Hanover in late September.

[4] Production of the 4-series was continued at the Scania Latin America plant in São Bernardo do Campo (Brazil), but was from October 2004 relaunched as the Série Evolução (Evolution Series), featuring the new engines of the PRT-range and the same new model designation, but with the old 4-series cabs.

[7] In late 2006, Scania launched a new low-entry version of the P-series cab, known as the CP19E, specially intended for garbage trucks, where the driver needs to get in and out quickly.

[11] On 17 September 2009, an upgraded R-series was launched with many new features including a sharper exterior styling with larger grille openings,[12] new interior details including the possibility of a factory-installed coffeemaker,[13] new version of the Scania Opticruise gear system with automatic clutch[14] and a driver support system.

In 2014 the front air filters G & R - Series were given a redesign In April 2010, Scania launched a new version of its V8 engine, allowing a maximum output of 730 hp (537 kW) and 3,500 N⋅m (2,581 lb⋅ft) while preparing for the future Euro VI emission requirements.

[16] The new R 730 then became the most powerful large-scale production truck in the world,[citation needed] only to be surpassed by the Volvo FH16 750 (750 hp, 3550 N·m) in September 2011.

In March 2013, Scania launched the new Streamline versions for R-series and G-series, featuring engines complying with Euro 6 regulations and aerodynamic improvements for lower fuel consumption.

[18] Inspired by the Brazilian-built Scania 3-series T113 bonneted truck from 1991, the special edition R series features an emblematic blue-sky colour which a combination of pink, lilac and purple from the previous T113.

Since Scania signed a deal with Porsche Engineering in August 2010, a completely new truck cab has been in development, known as a next generation.

Based on the P-series and L-series of urban trucks, Scania adopted an electrification technology which was announced in September 2020.

Electric: is a battery-electric version uses a single motor which is capable a combined output of 310 PS (228 kW; 306 hp) and 224.3 kg⋅m (2,200 N⋅m; 1,622 lb⋅ft).