



| Vehicle Name | Terrex S5 |
| Type / Role | Infantry Combat Vehicle (8x8) |
| Manufacturer | ST Engineering Land Systems |
| Country of Origin | Singapore |
| In Service | Limited service |
| Year Introduced | 2023 |
| Unit Cost | USD 3.5–4.5 million |
| Crew | 3 + 8 infantry |
| Length (Gun Forward) | 8.5 m |
| Width | 3.2 m |
| Height | 2.6 m |
| Weight | 35 tons |
| Ground Clearance | 0.45 m |
| Chassis Material | Armored steel hull |
| Engine Type | Turbocharged diesel |
| Engine Power | 600 hp |
| Power-to-Weight Ratio | 17 hp/ton |
| Transmission | Automatic |
| Maximum Speed (Road) | 90 km/h |
| Maximum Speed (Off-Road) | 50 km/h |
| Operational Range | 800 km |
| Suspension Type | Independent hydropneumatic |
| Main Gun | 30 mm autocannon optional |
| Ammunition Capacity | Mission dependent |
| Secondary Armament | 7.62 mm coaxial MG |
| Gun Elevation/Depression | Remote controlled |
| Fire Control System | Digital FCS |
| Stabilization | Yes |
| Rate of Fire | System dependent |
| Armor Type | Modular composite |
| Reactive Armor | Optional |
| Active Protection System (APS) | Optional |
| NBC Protection | Yes |
| Smoke Grenade Launchers | Yes |
| Fire Suppression System | Automatic |
| Mine Protection | V-shaped hull |
| Maximum Gradient | 60 percent |
| Side Slope | 30 percent |
| Trench Crossing | 2.0 m |
| Vertical Obstacle | 0.6 m |
| Fording Depth | Amphibious |
| Turning Radius | Central tire inflation |
| Amphibious Capability | Yes |
| Fire Control Computer | Yes |
| Thermal Imaging | Yes |
| Night Vision | Yes |
| Laser Rangefinder | Optional |
| Ballistic Computer | Yes |
| Communication System | Secure digital radio |
| Battlefield Management System | Yes |
| Service Branch | Army |
| Primary Operator | Singapore |
| Combat Experience | None |
| Upgrade Packages | Modular upgrades available |
| Export Status | Available for export |
| Production Status | Active |
The Terrex S5 is designed as a next generation infantry combat vehicle for armies seeking a balance between protection, mobility, and digital command integration. It features a fully welded steel hull with modular composite armor packages, offering protection against small arms fire, artillery fragments, and mines. An optional active protection system can be integrated for added survivability.
The vehicle typically carries a crew of three and up to eight dismounted infantry soldiers. It supports multiple remote weapon stations, commonly mounting a 30 mm autocannon or a 12.7 mm heavy machine gun, paired with advanced fire control and day night optics.
Digitization is a core feature of the Terrex S5. It includes a battlefield management system, secure communications, and sensor fusion that allows commanders to share real time situational data. The vehicle is also amphibious, using twin water jets to cross rivers and coastal areas without preparation.
For U.S. and allied forces, the Terrex S5 represents a flexible platform for expeditionary and rapid reaction units, especially in regions where wheeled mobility and strategic deployability are critical.
The Terrex S5 is a modern 8×8 infantry combat vehicle designed to move troops safely across complex battlefields while providing fire support and networked battlefield awareness. Developed for highly mobile and protected infantry operations, the vehicle reflects current trends in survivability, digital integration, and modular mission design. It is optimized for urban combat, peacekeeping, and high intensity mechanized warfare.
The Terrex S5 is produced by ST Engineering Land Systems, a leading Singapore-based defense manufacturer. The vehicle builds on the Terrex family already in service with the Singapore Armed Forces and incorporates lessons from recent conflicts involving wheeled armored formations.
Powered by a high output diesel engine, the Terrex S5 reaches road speeds of up to 90 km/h. Its operational range is approximately 800 km, supporting long distance deployments without frequent refueling. An advanced independent suspension system improves off road mobility and ride stability.
Estimated unit cost ranges between USD 3.5 million and USD 4.5 million, depending on armor level, mission systems, and weapon configuration.
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