I'm not sure with the length but the height of the fourpeaked mountain is 2104 meter.
Sizes of mountains vary greatly. You need to say which mountain you want to find the length of.
Andes mountain range
The length of the Atlas Mountain is 1500 kilometres (930miles).
alot
The Andes mountain range runs the length of Chile, stretching from north to south along the western edge of the country. This mountain range is one of the longest in the world and is a significant geographic feature of Chile's landscape.
Andes Mountain
Mountains are not usually measured in length. Mountain ranges, however, are measured this way. You may be thinking of the Trans-Antarctic mountain range, which measures about 3,500 Km in length, and is one of the longest mountain ranges on earth.
up to more then 8ft in length
The Andes.
Miles or Kilometers
The Andes mountain range runs the length of the South American continent, stretching over 7,000 kilometers (4,300 miles) along the west coast.