skip to content

#6429

Progress Rail PR43C

🇺🇸 United States ·built by Progress Rail Services· model of American diesel locomotive

Progress Rail PR43C, photo 1 of 1
1/1 User:Jase994· CC BY-SA 3.0

what is it?

The Progress Rail PR43C was a 4,300 hp (3,210 kW) C-C genset diesel-electric locomotive built by Progress Rail Services Corporation. It was the result of a conversion of existing EMD SD50 locomotives. This involved replacing the original EMD 645 prime mover with a pair of Caterpillar engines, a 3,600 hp (2,680 kW) 12 cylinder C175 engine and a 700 hp (522 kW) C18 engine.

base stats

  • power 3.2 MWpower output

Bars compare against all trains: 600 km/h (maglev), 1,700 seats; power, weight and number built on a log scale up to 20 MW, 1,000 t and 20,000 built.

fun facts

  • 3.2 MW is about 38 family cars (~85 kW each) flat out.

diesel locomotive: A diesel engine on board drives the wheels, usually through a generator (diesel-electric).

spec sheet

built
—
status
retired
number built
—
kind
Diesel-electric
traction
diesel
origin
🇺🇸 United States
builders
Progress Rail Services
top speed
—
power
3.2 MW
gauge
1,435 mm standard gauge
wheel arrangement
C-C

From the Wikipedia infobox and Wikidata. Blank means the sources don't say.

Sources: Wikidata Q7248576, Wikipedia: Progress Rail PR43C (CC BY-SA 4.0).Updated 2026-10-25.

stan runge 704880d source