| 2507 was built in December 1994 (serial 48356) by GE as a Dash 9-44CWL. It is a
4400 hp, 3282 kW Co-Co diesel electric with a top speed of 65 mph, 105
2507 trails 5548 in train 271 at Bayview on Wednesday March 21st, 2007. 2507 was repaired at the ex-IC works in Woodcrest in 2006 following an accident and larger cabside numbers without the EF-644a class designation were applied.