170 Elevation So with the turret facing forward after the gun becomes completely vertical it can now swing to point literally backwards to form a 10 angle with the upper part of the rear of the vehicle That would be an almost ridiculous design for starters why would a 90 degree elevation be desirable at all Maybe someone thought the vehicle should be able to self destruct that way Obviously there s a mistake both in the article and the source The vehicle has a 70 elevation which seems more logical FOSS CHRISTOPHER F Jane s Tanks and combat vehicles recognition guide 2ed Harper Collins 2000 pp 432 I believe the article should be corrected