Builder: Pressed Steel
Type: High Density
Coupling Code: Blue Square
Coupling Type: Screw
Gangway Type: None
Engines: AEC 150hp
Lot Number: 30518
26/10/89 - Taplow (near Maidenhead), WR
Derailment involving Class 121
Info from Peter Mullen and Martin Callaghan
A stone train became derailed and a staff passenger DMU struck one of the bogies which had become detached from a derailed wagon and was itself derailed. More Details.
55023 is seen on the Henley-on-Thames branch. Steve Davies Collection.
The signalman waits to collect the token from the Class 121 at Caerau station on the 20th June 1970, the last day of passenger service between Bridgend and Cymmer. Steve Davies Collection.
Crewe works on the 13th September 1979 sees W55023 in amongst Class 116/120 and Met-Camm vehicles. Steve Davies Collection.
W55023 at Crewe Works on the 13th September 1979. Steve Davies Collection.
55023 at Henley on the 15th August 1981. Chris Lings.
55023 at Twyford after arriving from Henley, 15th August 1981. Chris Lings.
Class 121 unit 55023 departs from Banbury with a local service for Oxford on Christmas Eve, 1982. Lewis Bevan.
55023 and a trailer car after arrival at Windsor and Eton Central in 1985. John Law.
A very nice line up at Paddington, with 55023 closest. Undated. Gazza Prescott.
55023 leaves a smoky trail behind as it leaves Paddington on the rear of this formation in January 1988. MIke Cooper.
55023 at Southall, circa late 1990. Stuart Mackay Collection.
55023 awaiting departure from Bedford with a Bletchley service, 1993. John Law.
W55023 at Bletchley in 1993. John Law.
Towards the end of its working life, Pressed Steel class 121 W55023 was repainted in an approximation of its original livery. Here it is seen working a Bletchley to Bedford service near Lidlington on the 29th May 1993. Mike Dean.
Bubble car 55023 enters Stewartby with a service for Bletchley, 5th June 93. 54A South Dock.
Retro green 55023 at Bletchley on the 30th July 1993. Mark Fletcher.
The 13.50 Bletchley-Bedford arrives at Lidlington on 19 January 1994. The train is formed by Class 121 no. 55023 (in green livery) with Class 117 set L709 (51344/51386). Lewis Bevan.
Retro-green bubble 55023 at Forders Sidings, Stewartby's outer distant on the Marston Vale line, in March 1994. Surface Stock.
55023 is working a Marston Vale line service when seen at Millbrook in March 1994. Surface Stock.
55023 calls at the little halt of Kempston Hardwick on the 26th November 1994. Ian Buck.
55023 seen at Stewartby on the 26th November 1994. Ian Buck.
Retro-green 55023 in Bedford Midland Road, 1995. Graham Baker.
On a murky day 55023 waits departure to Bedford at Bletchley on the 29th March 1995. Ian Buck.
Retro-green 55023 with a NSE-liveried classmate at Bletchley in August 1996. Surface Stock.
Class 121 no. 55023 displayed at Bedford Open Day on October 12, 1996. Lewis Bevan.
The Bletchley - Bedford line employed vintage class 121 single units in the late 1990s pending replacement by class 150s. Here is 55023 in the branch platform at Bletchley in May 1999. Stephen Burdett.
Class 121 55023 waits departure for Bletchley from Bedford Midland in May 1999. Stephen Burdett.
In March 2000 55023 worked the shuttle service to Chesham as part of the "Steam on the Met". Here at Chalfont & Latimer. Ian Buck.
A Class 121 (possibly 55023) sits in Henley-on-Thames. Date unknown. Steve Davies Collection.
55027 as part of a 'double bubble' set with 59519 & 55023. Seen at Paddington after arriving on the 12:48 from Slough, 17th April 1992. Gazza Prescott.