| 1 | A | B | C | D | E | F |
| --- | --- | --- | --- | --- | --- | --- |
| 2 | Retired MTA Regional Bus Operations bus fleet - Buses ordered before 1959 |  |  |  |  |  |
| 3 | Year | Builder and model name | Length and Width | Numbers (preserved numbers) | Picture | Notes |
| 4 | 1946 | General Motors TDH-4507 | 35 ft (10.67 m) • 96 in (2.44 m) | 1836–1845, 2260–2349 | - | Former operators: 1000-series & 2700-series: New York City Omnibus 2260-2349: Fifth Avenue Coach and Surface Transportation, Inc. 2000-2261: NYC Board of Transportation |
| 5 | 1947 | General Motors TDH-4507 | 35 ft (10.67 m) • 96 in (2.44 m) | 1846–1886 | - | Former operators: 1000-series & 2700-series: New York City Omnibus 2260-2349: Fifth Avenue Coach and Surface Transportation, Inc. 2000-2261: NYC Board of Transportation |
| 6 | 1948 | General Motors TDH-4507 | 35 ft (10.67 m) • 96 in (2.44 m) | 1887–2129, 2200–2259, 2700–2736 | - | Former operators: 1000-series & 2700-series: New York City Omnibus 2260-2349: Fifth Avenue Coach and Surface Transportation, Inc. 2000-2261: NYC Board of Transportation |
| 7 | 1948 | General Motors TDH-4510 | 35 ft (10.67 m) • 102 in (2.59 m) | 4400-4499 | - | Purchased by NYC Board of Transportation from orders cancelled by other cities. Last production transit buses ordered for transportation in New York City shorter than 40 feet. |
| 8 | 1948 | General Motors TDH-5101 | 40 ft (12.19 m) • 96 in (2.44 m) | 4500-4899 (4789) | - | First 40 ft (12.19 m) transit buses manufactured by General Motors, and first 40 ft (12.19 m) transit buses in New York City. |
| 9 | 1949 | General Motors TDH-5102 | 40 ft (12.19 m) • 96 in (2.44 m) | 2501 | - | Purchased by Fifth Avenue Coach and Surface Transportation Inc. 2501 was a demonstrator unit. |
| 10 | 1952 | General Motors TDH-5104 | 40 ft (12.19 m) • 96 in (2.44 m) | 2502–2551 | - | Purchased by Fifth Avenue Coach and Surface Transportation Inc. 2501 was a demonstrator unit. |
| 11 | 1953 | General Motors TDH-5104 | 40 ft (12.19 m) • 96 in (2.44 m) | 2552–2561 | - | Purchased by Fifth Avenue Coach and Surface Transportation Inc. 2501 was a demonstrator unit. |
| 12 | 1954 | General Motors TDH-5106 | 40 ft (12.19 m) • 96 in (2.44 m) | 2562–2591 | - | 2000-series & 3100 purchased by Fifth Avenue Coach and Surface Transportation, Inc. 3100 was one of two air-conditioned demo buses built in and purchased in 1956 (the other was a TDH-5105 that eventually went to New Orleans). |
| 13 | 1956 | General Motors TDH-5106 | 40 ft (12.19 m) • 96 in (2.44 m) | 3100 (preserved) | - | 2000-series & 3100 purchased by Fifth Avenue Coach and Surface Transportation, Inc. 3100 was one of two air-conditioned demo buses built in and purchased in 1956 (the other was a TDH-5105 that eventually went to New Orleans). |
| 14 | 1957 | General Motors TDH-5106 | 40 ft (12.19 m) • 96 in (2.44 m) | 7000-7208 (7144) | - | 2000-series & 3100 purchased by Fifth Avenue Coach and Surface Transportation, Inc. 3100 was one of two air-conditioned demo buses built in and purchased in 1956 (the other was a TDH-5105 that eventually went to New Orleans). |
| 15 | 1958 | General Motors TDH-5106 | 40 ft (12.19 m) • 96 in (2.44 m) | 2605–2644, 9000-9120 (9098) | - | 2000-series & 3100 purchased by Fifth Avenue Coach and Surface Transportation, Inc. 3100 was one of two air-conditioned demo buses built in and purchased in 1956 (the other was a TDH-5105 that eventually went to New Orleans). |
| 16 | 1959 | General Motors TDH-5106 | 40 ft (12.19 m) • 96 in (2.44 m) | 2645–2694 | - | 2000-series & 3100 purchased by Fifth Avenue Coach and Surface Transportation, Inc. 3100 was one of two air-conditioned demo buses built in and purchased in 1956 (the other was a TDH-5105 that eventually went to New Orleans). |
| 17 | 1954 | Mack C-49-DT | 40 ft (12.19 m) • 96 in (2.44 m) | 2990–2999 | - | 2962-3009 purchased by Fifth Avenue Coach and Surface Transportation, Inc. |
| 18 | 1956 | Mack C-49-DT | 40 ft (12.19 m) • 96 in (2.44 m) | 2962–2989, 6000-6317 (6259) | - | 2962-3009 purchased by Fifth Avenue Coach and Surface Transportation, Inc. |
| 19 | 1958 | Mack C-49-DT | 40 ft (12.19 m) • 96 in (2.44 m) | 3000-3009 | - | 2962-3009 purchased by Fifth Avenue Coach and Surface Transportation, Inc. |

Question: How long were retired MTA buses and what kind of transmission engine did they have?
Answer: Retired MTA Regional buses were about 40 ft (12.19 m) long and 102 in (2.59 m) wide, and were equipped with GM 6V71 Allison hydraulic transmission engine.