
XM551 SheridanWork on the vehicle started under the AR/AAV project (Armored Reconnaissance/Airborne Assault Vehicle) in January 1959. In June 1962, the Cadillac Motor Car Division delivered the first vehicle prototype to the client. The first generation of vehicles included three prototypes. Work was continued, and the vehicle eventually saw service under the M551 Sheridan designation in 1966.
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152 mm Gun-Launcher XM81 (conventional) (damage per shot: 700):
105 mm Lightweight Gun (damage per shot: 390):
655
874
1066
1221

















152 mm Gun-Launcher XM81 (conventional) (damage per shot: 700):
105 mm Lightweight Gun (damage per shot: 390):
Expected
frags:
0.71
Expected
spot
2.56
Expected
defense points
0.56
Expected
winrate
48.70%




















+3% to hull traverse speed
+5% to vehicle hit points
+2 km/h to top forward speed
-3% to engine power
-3% to aiming circle size
+3% to reload time
+2% to concealment
-2% to view range
-3% to concealment of enemy vehicles behind foliage
+3% to concealment of moving enemy vehicles