GWR railcars Fleet list Fleet list

| Number_Range | Introduced | Builder | Engine | Weight_long_tons | Seats | Withdrawn | Notes |
|---|---|---|---|---|---|---|---|
| 1 | 1934 | Park Royal | 1 AEC of hp (kW) | long tons (t; short tons) | 69 | 1955 | Prototype railcar |
| 2–4 | 1934 | Park Royal | 2 AEC of hp (kW) | long tons (t; short tons) | 44 | 1954–1958 | Buffet fitted |
| 5–7 | 1935 | Gloucester RCW | 2 AEC of hp (kW) | long tons (t; short tons) | 70 | 1957–59 | Standard single car |
| 8–9, 13–16 | 1936 | Gloucester RCW | 2 AEC of hp (kW) | long tons (t; short tons) | 70 | 1957–60 | 9 withdrawn in 1946 after fire |
| 10–12 | 1936 | Gloucester RCW | 2 AEC of hp (kW) | long tons (t; short tons) | 63 | 1956–57 | Lavatory fitted |