Kalmar Y6
Built by Hägglund, Kalmar
Overview of the Kalmar Y6
Discover the SJ Y6 railcar, a classic piece of Swedish railway history.
Built by Hägglund and Kalmar between 1953 and 1961, this distinctive B'2' classified locomotive operated for Sweden Railways.
With a top speed of 115 km/h and a capacity of 53 seats, the Y6 was designed for efficient passenger transport. Its standard gauge of 1435 mm and a power output of 145 kW made it a reliable workhorse on the Swedish network.
This railcar, with a length of 17.55 meters and a weight of 19 tons, represents a significant era in locomotive design. Explore the heritage and engineering of the Y6, a testament to post-war railway innovation.
Kalmar Y6 technical specifications
| Value | Imperial / US | |
|---|---|---|
| Series | SJ Y6 | |
| Built by | Hägglund, Kalmar · 1953–1961 | |
| Top speed | 115 km/h71 mph | |
| Power output | 145 kW194 hp | |
| Track gauge | 1,435 mmStandard gauge4 ft 8½ in | |
| UIC axle arrangement | B'2' | |
| Capacity | 53 seats | |
| Length | 17.55 m57 ft 7 in | |
| Weight | 19 t41,888 lb |
Operators of the Kalmar Y6
Railway companies that have operated the Y6, with the class designation used by each of them.
| Operator | Class | Country |
|---|---|---|
| Sweden Railways | SJ Y6 | Sweden |
Other Kalmar models

Kalmar
SJ Y8
Railcar
115 km/h · 145 kW

Kalmar
Y7
Railcar
1953–1961 · 115 km/h

Kalmar
LMV
Service vehicle
1953–1961 · 115 km/h

Kalmar
Z49
Diesel locomotive
42 km/h · 110 kW

Kalmar
Z65
Diesel locomotive
1961–1967 · 60 km/h

Kalmar
G22W-T44
Diesel locomotive
1968–1987 · 100 km/h

Kalmar
Y1
Railcar
1979–1981 · 130 km/h

Kalmar
SJ Z66
Diesel locomotive
1971–1973 · 69 km/h







