I got some reference photos for the 4080 series and the 4090 series. Also the dimensions of the 480-4280-4480 are 425 cm long. 221 cm wide 267 cm tall and weighs 4,690 kg non weighted 
And here is a reference photo for the 4090. Dimensions for the 4090-4290-4490-4690 are also 425 cm long, 221 cm wide, 267 cm tall and weighs 5,294 kg 2wd non weighted and 5,580 kg 4wd non weighted (now the aproximate weight for the unreal 4080 series 4wd would be 4,976 kg
Also make a 4x4 option for both 4080 series and 4090 series