These 101 locomotives are WOWKit confirmed:
Athearn Locomotives:
Genesis Collection:   Ready-To-Roll Collection:
GE ES44AC GEVO WDK-ATH-1   GE AC4400CW WDK-ATH-5
EMD F2 / F3 / F7 WDK-ATH-3   GE AMD103/P42 WDK-ATH-5
EMD F9 WDK-ATH-9   EMD CF7 WDK-ATH-5
EMD F45 / FP45 WDK-ATH-3   GE DASH 9-44CW WDK-ATH-5
EMD FP7 WDK-ATH-1   EMD F59PHI WDK-ATH-5
EMD GP38-2 WDK-ATH-2   EMD GP35 WDK-ATH-5
EMD GP40-2 WDK-ATH-2   EMD GP60M/B WDK-ATH-5
EMD GP50 WDK-ATH-2   EMD SD45 WDK-ATH-8
EMD SD45 / SD45-2 WDK-ATH-3   EMD SD45T-2 WDK-ATH-4
EMD SD60I / SD60M WDK-ATH-1   EMD SD50 WDK-ATH-5
EMD SD70 / SD70I WDK-ATH-3   EMD SD60 WDK-ATH-5
EMD SD70ACe WDK-ATH-1   EMD SD40-2 WDK-ATH-7
EMD SD70M WDK-ATH-3   EMD SD40T-2 WDK-ATH-7
EMD SD70M-2 WDK-ATH-1   EMD GP40X WDK-ATH-8
EMD SD70MAC WDK-ATH-3   EMD GP60 WDK-ATH-10
EMD SD75M / SD75I WDK-ATH-3   EMD MP15-AC WDK-ATH-11
EMD SDP45 WDK-ATH-3      
EMD GP7 WDK-ATH-6      
EMD GP9 WDK-ATH-6      
EDM SDP45 SD45M WDK-ATH-1      
Kato Locomotives:
EMD F40PH WDK-KAT-1
EMD GP35 WDK-KAT-1
EMD SD40 WDK-KAT-1
EMD SD40-2 Mid Prod. WDK-KAT-4*
EMD SD70MAC WDK-KAT-1
EMD SD80MAC WDK-KAT-1
EMD SD90/43MAC WDK-KAT-1
GE AC4400CW WDK-KAT-1
GE C44-9W WDK-KAT-1
ALCO RS2 (Old Run) WDK-KAT-1
EMD F40PH WDK-KAT-2
EMD RS-2 WDK-KAT-3
*Kit Coming Soon
Atlas Locomotives:
ALCO RS-3 WDK-ATL-1
ALCO RSD 4/5 WDK-ATL-1
ALCO RS32/36 WDK-ATL-2
ALCO C424/5 WDK-ATL-1
ALCO RS-11 WDK-ATL-1
ALCO RSD12 WDK-ATL-1
ALCO RS-1 WDK-ATL-2
GE DASH 8-32B WDK-ATL-2
GE DASH 8-40BWH WDK-ATL-3
GE DASH 8-40C WDK-ATL-4
ALCO C420 WDK-ATL-3
GE U30B Ph. 2 WDK-ATL-3
GE U30C WDK-ATL-3
EMD GP39-2 Ph. 1 & 2 WDK-ATL-3
EMD GP38 WDK-ATL-3
EMD GP38-2 Late Ph. WDK-ATL-3
EMD GP40-2 Ph. 2 WDK-ATL-5
GE C30-7 WDK-ATL-2
GE U23B WDK-ATL-3
EMD GP7 WDK-ATL-2
EMD SD26 WDK-ATL-3
FM Train Master 1B WDK-ATL-4
FM Train Master H-24-66 WDK-ATL-4
EMD MP15-DC WDK-ATL-2
EMD SD35 WDK-ATL-3
ALCO C420 Low Nose WDK-ATL-6
ALCO C420 Phase 1 WDK-ATL-7
DASH 8-40B V2 WDK-ATL-8
Trainman NRE Genset II WDK-ATL-9
FM H16-44 WDK-ATL-2

InterMountain Locomotives:
GE U18 WDK-INT-1
EMD SD40-2 WDK-INT-1
EMD SD40-2W WDK-INT-1
EMD FT WDK-INT-2
GE ES44dc WDK-INT-2
GE ES44ac WDK-INT-3
Bowser Locomotives:
Baldwin S-12 WDK-BOW-2
Baldwin DS-4-4-1000 WDK-BOW-1
ALCO C-636 WDK-BOW-3

Bachmann Locomotives:
EMD SD45 WDK-BAC-1
EMD SD45 Early WDK-BAC-3
EMD GP30 WDK-BAC-4

Life-Life Locomotives:
EMD BL2 WDK-ATL-2
ALCO FA1 WDK-LIF-1
EMD F3A WDK-LIF-1
EMD GP30 WDK-ATL-2
EMD GP38-2 WDK-ATL-2
EMD GP60 WDK-ATL-6
EMD GP9 II WDK-KAT-3
EMD SD45 WDK-ATL-7
EMD SD7 WDK-KAT-1
EMD SD60 WDK-LIF-3


Walthers Locomotives:
EMD E8A WDK-WAL-1
NOTE: Locomotives highlighted in orange above have been recently added to our installation list.