The GE U23B is a 2,250 horsepower diesel-electric locomotive built by GE Transportation from 1968 to 1977. It was one of the most successful models of the Universal Series, with 481 units built, including 16 exported to Peru. The U23B was replaced by the B23-7.

Factory-installed AccuMate® magnetic knuckle couplers!

Missouri Pacific U23B 4528 was with three geeps in the railroad's Avondale Yard, just west of New Orleans. The 4528 was one of seven MP General Electric units equipped with EMD cabs after their original cabs were damaged beyond easy repair.

Missouri Pacific Photographic Roster, Locomotive Model: U23B. Unit # Notes Model Serial # Pictures : MP 668: re# MP 2250, 4500, to UP 534

Atlas HO U23B Diesel Locomotive with DCC/Sound – MP 2263, MPN 10 003 447. Powered by a V12 FDL prime mover, the 2250 h.p. U23B was GE’s intermediate-sized four-axle road-switcher of the late 1960s through the mid 1970s. The U23B’s direct competitor during this period was the very successful EMD GP38.

MP U23B #4525 - was built as MP 2276 in June 1976. It was later renumbered to MP 4525, and then to Union Pacific #559. It was retired in May of 1990, and was scrapped in October 1991. The 4525 is pictured in San Antonio in 1986. - Jay Glenewinkel Photo

Thank you for visiting the my eBay store. I'm very excited to bring you this item. Atlas Locomotives Atlas N GE U23B Missouri Pacific MP #2263 DCC/SND LED 40004660. Condition is "New". Sold with a 14-Day return opportunity.

Condition is "New". Sold with a 14-Day return opportunity. Shipped with USPS FirstClass Mail. Atlas Master Silver Series N 40004646 DCC Ready GE U23B Locomotive Missouri Pacific #2257 ##### Combined Shipping is automatically applied as you add items into your shopping cart.

Over 20 sound effects are available, including engine start-up and shutdown, prime mover sounds through all eight notches, bell, air horn, air compressor, dynamic brakes and more. There are 16 user-selectable horns, 2 user-selectable bells, and 2 user-selectable synchronized brake squeals.

Powered by a V12 FDL prime mover, the 2250 h.p. U23B was GE’s intermediate-sized four-axle road-switcher of the late 1960s through the mid 1970s. The U23B’s direct competitor during this period was the very successful EMD GP38.