Taxanaha Evolution waa xariiq naafto ah oo ay dhistay GE Transportation Systems (hadda ay leedahay Wabtec), markii hore loogu talagalay inay la kulmaan heerarka qiiqa EPA ee Tier 2 ee US EPA kaas oo dhaqan galay 2005. Khadku waa bedelka tooska ah ee GE Dash 9 Taxane. Qaybihii ugu horreeyay ee wax-soo-saarka ka hor waxa la dhisay 2003. Taxanaha Evolution Locomotives waxay ku qalabaysan yihiin matoorada AC ama DC, taasoo ku xidhan dookhyada macmiilka. Dhammaan waxa ku shaqeeya mishiinka GE GEVO.[4]

Taxanaha Evolution waxa loo magacaabay mid ka mid ah "10 Locomotives that Bedell Railway" by Trains Magazine oo ahaa taxanaha kaliya ee tareen ee la soo bandhigay 1972 ka dib si loogu daro liiskaas.[5]

Taxanaha Evolution Locomotives waa qaar ka mid ah kuwa ugu iibinta fiican uguna guulaha badan baabuurta xamuulka qaada ee taariikhda Mareykanka.

Tareennadan waxaa ku qalabaysan geeso Nathan Airchime K5HL, oo ​​leh qaabaynta 2 rogan, samaynta K5HLR2. Geesuhu waxay ku xidhan yihiin gadaal iyadoo 2 dawanna hore u sii jeedaan, 4ta dawanna ay gadaal u jeedaan. Dhammaan tamar-gacmeedyada waxay isticmaalaan geesahan, marka laga reebo ET23DCM iyo kuwa caalamiga ah.