All art made by @generalstudios10 this is from GC or Green Cobras, the 3rd armored regiment I modeled it after a m1a1, but modified it a bit, it's not just copy and paste.
M1S1 Sentinel Type: Main battle Tank Manufacturer: Noxverde defense systems Service: 1980 – present Combat Equipment: 1 × 120 mm smoothbore cannon 1 × coaxial machine armament 2 × 7.62 mm defensive machine guns Crew: 4 (Commander, Gunner, Loader, Driver) Mobility: Engine: High‑output diesel powerpack Top Speed: ~55–60 km/h (road) Cross‑Country: ~40 km/h Suspension: Hydropneumatic‑assisted Transmission: Reinforced, reliable reverse performance Protection: Composite glacis armor Reinforced turret cheeks Side skirts for debris protection Internal suppression system Low‑profile turret Fire Control & Optics: 2‑axis stabilizer Digital‑assisted rangefinder Thermal‑assisted night optics Improved gunner’s sight Dimensions: height: 2.43 m mass: 63 tons Role Primary frontline MBT Used by Green Cobra Regiment Designed to counter modern 120 mm‑armed tanks Ready to deploy at any threat