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Athearn Genesis HO GP40-2 with DCC & Sound DT&I #408
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Athearn Genesis HO GP40-2 with DCC & Sound DT&I #408

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Scale Guide


  • All-new LED lighting
  • Rubber MU hoses for durability

The effort continues to enhance Athearn Genesis models per customer requests and feedback. There has been a lot of activity behind the scenes here at Athearn! We are excited to introduce some new, often requested features, to the GP39-2 and other upcoming Genesis models.


  • Chickenwire radiator grills
  • Front & rear drop steps & footboards
  • Gong bell on nose
  • Pilot grabs
  • Illuminated strobe (effect on DCC+sound version)
  • No dynamic brakes
  • 2600 gallon fuel tank
  • Firecracker antenna
  • Nathan M3 horn
  • All-weather window on engineer’s side
  • DT&I style extra grab irons on nose


        • Fully-assembled and ready-to-run
        • DCC-ready features Quick Plug™ plug-and-play technology with 21-pin NEM connector
        • Scaled from prototype resources including drawings, field measurements, photographs, and more
        • Accurately-painted and –printed paint schemes
        • Coupler cut levers
        • MU hoses
        • Trainline hose
        • See through cab windows
        • Full cab interior
        • Walkway tread
        • Fine-scale Celcon handrails for scale appearance
        • Windshield wipers
        • Lift rings
        • Wire grab irons
        • Detailed fuel tank with fuel fillers, fuel gauges, & breather pipes
        • Sander lines
        • McHenry scale knuckle couplers - Kadee compatible
        • Genesis driveline with 5-pole skew wound motor, precision machined flywheels, and multi-link drivetrain
        • All-wheel drive with precision gears for smooth & quiet operation
        • All-wheel electrical pickup provides reliable current flow
        • Wheels with RP25 contours operate on all popular brands of track
        • LED Lighting for realistic appearance
        • Heavy die-cast frame for greater traction and more pulling power
        • Packaging securely holds for the model for safe storage


        • Onboard DCC decoder with SoundTraxx Tsunami2 sound
        • Sound units operate in both DC and DCC
        • Full DCC functions available when operated in DCC mode
        • Engine, horn, and bell sounds work in DC
        • All functions NMRA compatible in DCC mode
        • Precision slow speed control
        • Program a multiple unit (MU) lashup with lead unit only horn, bell, and lights
        • Many functions can be altered via Configuration Value (CV) changes
        • CV chart included in the box
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