Bring big power to your HO railroad with the WalthersMainline SD75I! Built from 1996 to 1999 with most still in service, this later variation of the SD70-series introduced the new Isolated or Whisper Cab (noted by the "I" in the model designation), designed to reduce noise and vibration, and easily identified by the visible seam along the nose. Features of the model include:
 All-New Tooling!
 One time run of these roadnumbers, order now - limited quantity available!
 Correct North American Safety Cab per prototype
 Flush radiators per early production units
 Correct HTCR-1a or HTCR-1b trucks per prototype
 Brass Nathan K5 air horn
 Treadplate detail on walkways
 Minimum radius 18" (22" or larger recommended)
 Fully assembled
 LED Lighting includes:
 High or low headlight per prototype
 Improved, working front ditch lights
 Constant and directional lights
 21-Pin DCC plug
 Same powerful drive as WalthersProto(R) locos featuring:
 5-pole skew-wound motor
 14:1 gear ratio
 Helical-cut gears for quiet operation and easy multiple unit operation
 All-wheel drive and electrical pickup
 Dual machined brass flywheels
 Heavy die cast metal chassis
 Cab interior
 5000-gallon fuel tank w/road specific details
 Standard bell on conductor's side
 Molded drill starter points for grab irons - easily added with SD70-Series Diesel Detail Kit (910-261, sold separately)
 Correct size RP-25 metal wheels
 Proto MAX(TM) magnetic metal knuckle couplers
