1947

The Swiss Federal Railways - SBB CFF FFS order 2x test cars with tire wheels:
- B10ü 2501, a 2nd class car with an aluminum car body from SIG;
- C10ü 6501, a 3rd class car with a steel car body from Schlieren.

Both cars received 5-axle bogies from Carel Fouché & Cie.
 

Sources: https://de.wikipedia.org/wiki/Pneuwagen_(SBB)

1950

Both units from this series are delivered and are subject to a series of technical tests.  

Sources: https://de.wikipedia.org/wiki/Pneuwagen_(SBB)

1951

This unit receives new registration Bp4ü 2501.  

Sources: https://de.wikipedia.org/wiki/Pneuwagen_(SBB)

1953

This unit is equipped with 4-axle bogies.  

Sources: https://de.wikipedia.org/wiki/Pneuwagen_(SBB)

1956

With the abolition of 3rd class in 1956, the 2nd class becomes the new 1st class, thus this unit receives new registration Ap4ü 2501.  

Sources: https://de.wikipedia.org/wiki/Pneuwagen_(SBB)

1963

This unit is equipped with 2-axle bogies and steel wheels and receives new registration A 2290.  

Sources: https://de.wikipedia.org/wiki/Pneuwagen_(SBB)

1970

This unit receives new UIC registration A 18-33 090.  

Sources: https://de.wikipedia.org/wiki/Pneuwagen_(SBB)

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Latest update on the 15th of February 2020 at 17:30

Contributor(s): Tudor C.

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