"Overall length" refers to the complete or total distance from one end to the other of an object or structure, measuring its entire size or extent in a straight line. Full definition
So I'm on the fence in terms of overall length of the campaign. (nintendolife.com)
Its all - new, full - size platform will feature a significantly expanded wheelbase and an increase of 10 inches in overall length. (speedsportlife.com)
The wheelbase has increased by 5 mm, overall length by 17 mm and width by 20 mm. (autofile.ca)