Athearn Ready To Roll UP 4-6-6-4 Challenger Locomotive 3999
Model Information
The size ratio of the model relative to the real-world prototype (e.g., HO, N, O).
N
The marketing brand under which the item is sold (e.g., Athearn, Walthers).
Athearn
A specific product line within the brand (e.g., Genesis, Mainline).
Ready To Roll
The general category of the item (e.g., Locomotive, Rolling Stock).
Locomotive
A more specific classification (e.g., Diesel-Electric, Boxcar).
Steam
A detailed description of the specific car or locomotive type (e.g., GP38-2, Plug Door Insulated Steel).
4-6-6-4 Challenger
The actual entity that manufactured the model, if different from the brand.
Athearn
The stock keeping unit (SKU) or catalog number assigned by the manufacturer.
ATH22929
The name of the railroad or owner.
Union Pacific (UP)
The specific number assigned to this individual car or locomotive.
3999
The alphabetic code identifying the owner (e.g., UP, BNSF).
UP
Curated list of common equipment details like DCC, Sound, Powered status, etc.
Additional attributes or equipment details not covered by standard features.
Prototype Details
The builder of the real-world equipment (e.g., EMD, GE, ACF).
ALCO
The build date, if printed on the model.
-
The rebuild date, if printed on the model.
-
The reweigh date, if printed on the model.
-
The earliest time period appropriate for this item.
Second Generation Diesel (1960 - 1980)
Transition (1940 - 1960)
Steam (1880 - 1940)
The specific decades during which this item would be prototypical in revenue service.
1980s
1940s
The approximate length of the car in feet.
-
Specific measurements of the model or prototype. Format: [Type] [Value] (e.g. IL 40'6").
Allowed types:
• IL (Inside Length)
• IW (Inside Width)
• IH (Inside Height)
• OL (Outside Length)
• OW (Outside Width)
• OH (Outside Height)
• EH (Eaves Height)
• EW (Eaves Width)
• EXH (Extreme Height)
• EXW (Extreme Width)
-
Volume or weight capacity markings as labeled on the model or prototype. Format: [Type] [Value] (e.g. CUFT 3000).
Allowed types:
• CUFT (Cubic Feet)
• CAPY (Nominal Capacity)
• LDLMT (Load Limit)
• LTWT (Light Weight)
• GRL (Gross Rail Load)
• MAX WGT (Max Cargo Weight)
• GAL (Gallons)
• US GAL (US Gallons)
• IMP GAL (Imperial Gallons)
• LITERS (Liters)
• KG (Kilograms)
• SHELL (Shell Capacity)
• DOME (Dome Capacity)
• WATER CAPY (Water Capacity)
• ICE CAPY (Ice Bunker Capacity)
• BKR CAPY (Bunker Capacity)
• LEVEL (Level Full Capacity)
-
Availability
The date the model was announced by the manufacturer.
February 2015
The estimated arrival date for the model provided by the manufacturer at the time of announcement.
June 2016
The actual date the model became available at retailers.
-
The Manufacturer's Suggested Retail Price at the time of announcement.
$379.98
Model Information
The size ratio of the model relative to the real-world prototype (e.g., HO, N, O).
N
The marketing brand under which the item is sold (e.g., Athearn, Walthers).
Athearn
A specific product line within the brand (e.g., Genesis, Mainline).
Ready To Roll
The general category of the item (e.g., Locomotive, Rolling Stock).
Locomotive
A more specific classification (e.g., Diesel-Electric, Boxcar).
Steam
A detailed description of the specific car or locomotive type (e.g., GP38-2, Plug Door Insulated Steel).
4-6-6-4 Challenger
The actual entity that manufactured the model, if different from the brand.
Athearn
The stock keeping unit (SKU) or catalog number assigned by the manufacturer.
ATH22929
The name of the railroad or owner.
Union Pacific (UP)
The specific number assigned to this individual car or locomotive.
3999
The alphabetic code identifying the owner (e.g., UP, BNSF).
UP
Curated list of common equipment details like DCC, Sound, Powered status, etc.
Additional attributes or equipment details not covered by standard features.
Model Information
The size ratio of the model relative to the real-world prototype (e.g., HO, N, O).
N
The marketing brand under which the item is sold (e.g., Athearn, Walthers).
Athearn
A specific product line within the brand (e.g., Genesis, Mainline).
Ready To Roll
The general category of the item (e.g., Locomotive, Rolling Stock).
Locomotive
A more specific classification (e.g., Diesel-Electric, Boxcar).
Steam
A detailed description of the specific car or locomotive type (e.g., GP38-2, Plug Door Insulated Steel).
4-6-6-4 Challenger
The actual entity that manufactured the model, if different from the brand.
Athearn
The stock keeping unit (SKU) or catalog number assigned by the manufacturer.
ATH22929
The name of the railroad or owner.
Union Pacific (UP)
The specific number assigned to this individual car or locomotive.
3999
The alphabetic code identifying the owner (e.g., UP, BNSF).
UP
Curated list of common equipment details like DCC, Sound, Powered status, etc.
Additional attributes or equipment details not covered by standard features.
The official description provided by the manufacturer.
Union Pacific Licensed Product
Additional community-contributed notes or observations.
Initial Source: 11_N_Challenger_022715.pdf