NEW FEATURES FOR ALL SD40s IN THIS ANNOUNCEMENT: 

• All-new LED lighting
• Rubber MU hoses for durability
• Photo-etched stainless steel windshield wipers

SP FEATURES:

• SP G.R.I.P. SD40R body
• Front and rear SP style signal lights, red dummy lens
• Nose mount brake ratchet
• Extended range dynamic brakes with twin T-vents
• Nathan P-3 air horn
• Early fans
• 4000 gal fuel tank
• Late style 3 position MU hoses
• Frame mount bell
• Conductor side SP toolbox and 3 short stanchion handrails 
• Low mount brake cylinders
• Whip antenna

#7342 Experimental Orange:

• Orange and Grey “Experimental” #7342 Unique paint scheme each side per proto

LOCOMOTIVE 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:

• Onnboard 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
• 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