List of ALCO diesel locomotives
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The American Locomotive Company (ALCO) produced a wide range of diesel locomotives until it ceased manufacture in 1969. This list is broken out of the main article to prevent it growing unwieldy.
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Boxcab locomotives
Early switchers (HH series)
Later switchers (S series)
Missing image
MCRY_7_20041010.jpg
MCRY_7_20041010.jpg
MidContinent Railway #7 (ALCO S-1) rests between trains on October 10, 2004
- ALCO S-1 and S-3 (identical but for trucks)
- ALCO S-2 and S-4 (identical but for trucks)
- ALCO S-5
- ALCO S-6
- ALCO T-6
Early roadswitchers (RS, RSC, RSD series)
RS series (B-B)
RSC series (A1A-A1A)
RSD series (C-C)
Cab units
- ALCO DL-109 - early A1A-A1A primarily passenger locomotives
- ALCO DL-110
- ALCO FA - (FA-1,2,3) B-B cab (primarily) freight units
- ALCO FPA - (FPA-2,4) B-B cab primarily passenter locomotives
- ALCO PA - (PA-1,2,3) A1A-A1A passenger locomotives
Century series
ALCO announced its "Century Series" of diesel locomotives in 1963 as a leap forward in power and reliability, an attempt to compete more aggressively with GM-EMD in the marketplace.
4-axle units
6-axle units
8-axle units
- ALCO Century 855 - Twin-engined 5500 hp locomotive for Union Pacific, 3 built
- ALCO Century 855B
Miscellaneous
Diesel-hydraulics
- ALCO DH643 - experimental diesel-hydraulic locomotive for the Southern Pacific Railroad.
Military locomotives
Export locomotives
- ALCO DL500
- ALCO DL500A
- ALCO DL500B
- ALCO DL500B1
- ALCO DL500C
- ALCO DL500CI
- ALCO DL500CP
- ALCO DL500D
- ALCO DL500G
- ALCO DL500S
- ALCO DL503S
- ALCO DL510
- ALCO DL515
- ALCO DL515I
- ALCO DL515T
- ALCO DL521
- ALCO DL522G
- ALCO DL530
- ALCO DL531
- ALCO DL531A
- ALCO DL531B
- ALCO DL531G
- ALCO DL532
- ALCO DL532B
- ALCO DL533
- ALCO DL534
- ALCO DL535
- ALCO DL535A
- ALCO DL535B
- ALCO DL535C
- ALCO DL535E
- ALCO DL535M
- ALCO DL535S
- ALCO DL535T
- ALCO DL536
- ALCO DL536B
- ALCO DL537
- ALCO DL539
- ALCO DL540
- ALCO DL541
- ALCO DL542
- ALCO DL543
- ALCO DL543A
- ALCO DL543SPAP
- ALCO DL544
- ALCO DL550
- ALCO DL550K
- ALCO DL551
- ALCO DL551B
- ALCO DL560
- ALCO DL560A
- ALCO DL560B
- ALCO DL560C
- ALCO DL560D
- ALCO MX615
- ALCO MX620
- ALCO MX624
- ALCO MX626
- ALCO MX627
- ALCO MX636
- ALCO MXS620
External Links
- ALCOWorld (http://alcoworld.railfan.net/)