The DT 8, also known as S-DT 8, is a type of light rail vehicle used on the Stuttgart Stadtbahn system, produced in multiple iterations by various manufacturers, including Duewag and Stadler, since 1985.

[2][8] Visually, they are largely identical to their predecessors, inside and out, though they include a number of improvements, such as the addition of IGBT inverters and AC motors, open gangways, LCD information displays, and air conditioning.

Its exterior design differs greatly from prior DT8 variants, with a streamlined, aerodynamic front fascia, though its interior is similar to that of its predecessors.

Like the second-generation units, the third-generation DT8 has AC motors, air conditioning, and open gangways between cars.

[6] Two prototype cars were formerly stored at Heslach depot, and were to be moved to the Straßenbahnwelt Bad Cannstatt in 2018.