| Designation | Division | Unit Numbers | Manufacturer | Years |
| R40 | IND/BMT | 4150-4349 (Originally 4150-4249, 4350-4449) | St. Louis Car | 1968-69 |
| R40 | IND/BMT | 4350-4449 (Originally 4450-4549) | St. Louis Car | 1968-69 |
| R40M | IND/BMT | 4450-4517 (Originally 4250-4317) | St. Louis Car | 1969 |
| R40M | IND/BMT | 4518-4549 (Originally 4318-4349) | St. Louis Car | 1969 |
- Cab Arrangement: Half-width driving cab at "A" end,
half-width conductor control cab at "B" end
- Coupling/Numbering Arrangement: All married pairs.
- Stainless steel
- 60' long, 10' wide
- Cars rebuilt 1987-1989 by Sumitomo
- 4150-4349 were built under Contract R40, and 4350-4549 under
Contract R40A. "R40M" is not an official designation, although it is in
common use to distinguish the R40s with the modified (non-slant) end
design.
- Mismatched pairs: 4426 & 4429, 4258 & 4261, 4460 (R40M) & 4665 (R42)
- NOTE: Due to the R40 and R40M cars having been renumbered,
the photos indicate the car number when the photo was taken. So
some of the photos will show R40 and R40M cars with the same numbers,
taken before and after the renumbering. Where known, the original
number of the car is indicated in the photo caption.
- R40 (Slant) Datasheet from NYCT Revenue & Non-Revenue Car Drawings
- R40M Datasheet from NYCT Revenue & Non-Revenue Car Drawings
|
| 4200-4201 |
Yard accident, Coney Island, 1971.
|
| 4248 |
Involved in collision at Dyckman St in the 1980s. Repaired and returned to service.
|
| 4259 |
Hit by "M" train outside 9th Avenue, 2/5/1995. Was worked on in Coney Island shops for years but never returned to service. Moved to SBK yard for scrapping, 7/20/2007.
|
| 4260 |
Derailed in tunnel near 9th Avenue, 8/15/1994.
|
| 4318-4333 |
Temporarily renumbered CB-20 to CB-35 (in order) to reflect an ongoing Cobra brake shoe test. These cars could only run with like modified cars.
|
| 4323 |
Sustained fire damage at Pitkin Yard at some unknown time. Repaired and returned to service.
|
| 4334-4349 |
Temporarily renumbered AS-10 to AS-25 (in order) to reflect an ongoing Anchor brake shoe test. These cars could only run with like modified cars.
|
| 4351-0,4359-8,4352-3,4354-5 |
First R40 train in revenue service, on the "F", March 23, 1968. Slanted-end doors initially were unlocked but by April 5, the danger was obvious and they remained locked. By mid-April it was definite that the car ends would be redesigned.
|
| 4420-4421 |
4420 involved in accident at Church Ave. on 2/12/1973 with R6 1236.
|
| 4427-4428 |
Collision at Bushwick/Aberdeen, 1/8/1996. Scrapped, 2001.
|
| 4461 |
Ran into "M" train on Williamsburg Bridge (R42 4664), 6/5/1995. Rebuilt into a slant-front car and renumbered 4260.
|
| 4501 |
Collided with R16 "GG" train nr. Roosevelt Ave., 5/20/1970. Repaired & returned to service.
|