CR4000 (Bombardier Flexity Swift)
The trams the network opened with: 24 three-section Bombardier trams, with two double doors a side on each end section.
30.1 m long
- Type
- Tram, three sections, 76% low floor
- Builder
- Bombardier, Vienna (Austria)
- Built
- 1998–1999
- In service
- since 2000
- Lines
- Trams
- Formation
- Three sections (14.35 + 1.4 + 14.35 m), 30.1 m, double-ended
- Trains in fleet
- 24 built (2530–2553); 22 in service
- Top speed
- 80 km/h
- Power
- 750 V DC overhead; four 120 kW motors
- Train length
- 30.10 m
- Car height
- 3.60 m
- Car width
- 2.65 m
- Profile
- tram
- Seats per train
- 70
- Total capacity
- 70 seats and 138 standing at 4 per m²
- Status
- In service. 2551 was written off after the Sandilands derailment, and 2542 and 2548 were combined into one tram in 2025. TfL plans 24 new trams for the early 2030s.
Car types
| Code | Car | Length | Doors per side |
|---|---|---|---|
| END | End section, with a cab | 14.35 m | 2 double |
| MID | Centre section, over the trailer bogie | 1.40 m |
Sources
- FLEXITY Swift light rail vehicle, London-Croydon (data sheet 0965/LRV/02-2006), released under FOI-4043-2324, Bombardier Transportation; Transport for London, February 2006, pp. 1–2 (dimensions, sections, doors, floor, weight, capacity, speed, power; elevation)
- Overturning of a tram at Sandilands junction, Croydon, 9 November 2016 (Report 18/2017, version 2.2), Rail Accident Investigation Branch, 7 December 2017; revised October 2020 (built in Austria in 1998; door layout; capacity; in service since May 2000)
- London Trams fleet list, British Trams Online, July 2026 (fleet numbers and delivery dates)
- CR4000 news: two trams combined into one, British Trams Online, 15 May 2026 (2542 and 2548 combined)
- Light rail and tram statistics, England: year ending March 2026, Department for Transport, 29 September 2026 (fleet of 34 trams)
- 2026 Business Plan, Transport for London, January 2026 (24 new trams planned)
unverified length: Bombardier gives 30.1 m, RAIB 30.5 m (perhaps over couplers), motor power: the data sheet doesn't say whether 120 kW is per motor, number in service: 22 (from British Trams Online and DfT's fleet of 34), bogie centres: the drawing gives 11.6 m, the data table 10,850 mm