Brand: Athearn Part #: ath 64491 Features Fully assembled and ready-to-run Separately applied wire grab irons Separately applied air tanks Coupler cut levers Rubber MU hoses Photo-etch stainless steel windshield wipers Fine scale handrails molded in engineering plastic Non-sound version features 21-pin NEM DCC plug See-through dynamic brake and radiator fans Curved radiator fan grab iron Exhaust stack Frame mounted bell (unless noted) Detailed 4000 gallon fuel tank (unless different capacity is noted) Flexicoil-C trucks with high or low brake cylinders (per prototype) McHenry scale knuckle spring couplers Highly-detailed, injection molded body featuring new tooling Painted and printed for realistic decoration See through cab windows Bi-directional LED lighting All-wheel drive with precision gears for smooth and quiet operation All-wheel electrical pickup 5-pole motor with flywheels and multi-link drivetrain for trouble-free operation Wheels with RP25 contours operate on all popular brands of track Window packaging for easy viewing Interior plastic blister safely holds the model for convenient storage Minimum radius: 18” Recommended radius: 22” SOUND EQUIPPED MODELS ALSO FEATURE Onboard Econami sound decoder by Soundtraxx Engine startup sound sequence Dynamic brake sound or Non-Dynamic Straight to idle on F4 Extra prime mover and horn sounds exclusive to Athearn version Sounds recorded from a real EMD 12-645E3 Multiple bell sound files user configurable via Configuration Value (CV) 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 Excellent Slow speed control Current Keeper ready with on board expansion plug Operating lighting functions with F5 and/or F6 Program a multiple unit (MU) lashup with lead unit only horn, bell, and lights Many functions can be altered via CV changes