1. Overview
The SITRAK G7S is Sinotruk's next-generation high-end heavy-duty dump truck, representing a significant evolution from the C7H series with 3 major upgrades, 6 enhancements, and 131 improvement points. Built on the proven German MAN technology platform, the G7S integrates world-class engineering with driver-centric design and advanced smart technologies. This 8×4 tipper is specifically engineered for construction, mining, infrastructure projects, and bulk material transport, delivering exceptional reliability, fuel efficiency, and operational comfort.
2. Key Features
2.1 German MAN Technology Platform
| Feature | Description |
| Proven Engineering | Derived from German MAN TG series technology, refined over 9+ years of market validation |
| Premium Supply Chain | Industry's only top-tier supply chain system ensures component quality and reliability |
| World-Class Assembly | Produced on Asia's longest truck assembly line with stringent quality control |
| Proven Track Record | Over 200,000 SITRAK trucks operating successfully since 2013 |
2.2 Powerful MC Series Engine
| Feature | Description |
| Engine Options | MC11H.46-61 (460 HP) / MC13.54-61 (540 HP) / MC13.58-61 (580 HP) |
| Displacement | 11.05L – 12.419L |
| Max Torque | 2,500 N·m (MC13.54-61) |
| Torque Range | 1,000 – 1,400 rpm for wide, usable power band |
| Emission Standard | Euro VI (China VI-B) |
| Low Fuel Consumption | Wide low-fuel-consumption area with optimized combustion |
| High Reliability | Designed for demanding construction and mining environments |
2.3 Premium Powertrain – "Golden Power Chain"
| Component | Specification |
| Transmission | HW25712XSJ (12 forward, 2 reverse) – Sinotruk's 7th generation S-AMT16 available |
| Rear Axle | MAT16ZG dual rear axles (16T capacity each) with 5.92 ratio |
| Suspension | Multi-leaf springs (4/4/5 configuration) |
| Overall Efficiency | Integrated powertrain delivers up to 11% fuel savings |
2.4 Smart Technology Leadership
| Smart Feature | Function |
| 3rd Generation Electrical Architecture | Future-proof design supporting upgrades for 3-5 years |
| 12.3-inch Intelligent Display | Voice interaction, smart connectivity |
| Full Vehicle OTA | Remote software updates for continuous improvement |
| 6 Smart Maintenance Reminders | Proactive service alerts to minimize downtime |
| Telematics Platform | Driving analysis, remote diagnostics, fleet management |
| Blind Spot Monitoring | Enhanced safety during urban operations |
| Fatigue Monitoring | Driver alertness detection system |
2.5 Ultimate Cab Comfort – "Home on the Road"
| Comfort Feature | Specification |
| Cab Type | G7S-P high-roof, flat floor design |
| Interior Space | 15% larger than domestic mainstream heavy trucks |
| Noise Level | As low as 52 dB – exceptionally quiet interior |
| Seat | Premium air suspension seat with adjustable lumbar support |
| Steering Wheel | Upgraded multifunction design for enhanced control |
| Dashboard | New flat, wrap-around design with improved visibility |
| Storage | Large-capacity cabinets, embedded folding table |
| Climate Control | Precise temperature management system |
| Sleeper Berth | Comfortable mattress for rest during long shifts |
| Ambient Lighting | Nighttime interior illumination |
2.6 World-Class Safety
| Safety Feature | Function |
| AEBS (Advanced Emergency Braking) | Automatic emergency braking with WABCO radar integration |
| ACC (Adaptive Cruise Control) | Automatic distance maintenance |
| ESC (Electronic Stability Control) | Prevents rollover on uneven terrain |
| FCWS (Forward Collision Warning) | Early warning of potential collisions |
| LDWS (Lane Departure Warning) | Alerts when drifting from lane |
| 360° Surround View | Complete vehicle visibility for tight spaces |
| HSA (Hill Start Assist) | Prevents rollback on inclines |
| ABS (Anti-lock Braking System) | Standard on all wheels |
| ASR (Anti-Slip Regulation) | Prevents wheel spin on slippery surfaces |
| Passive Safety | Cab collision rearward displacement, steering column collapse, elastic hinges |
3. Technical Specifications
3.1 Vehicle Parameters
| Parameter | Short Wheelbase | Long Wheelbase |
| Model | ZZ3316N346HF1 | ZZ3316N446HF1 |
| Drive Type | 8×4 | 8×4 |
| Dimensions (L×W×H) | 9,807 × 2,550 × 3,910 mm | 11,217 × 2,550 × 3,680 mm |
| Wheelbase | 1,800+3,425+1,350 mm | 1,800+4,425+1,350 mm |
| Curb Weight | 15,500 kg | 15,500 kg |
| Rated Load | 15,370 kg | 15,370 kg |
| GVW | 31,000 kg | 31,000 kg |
| Max Speed | 88 km/h | 88 km/h |
| Approach Angle | 19° | 19° |
| Departure Angle | 18° | 18° |
3.2 Engine Specifications
| Parameter | MC11H.46-61 | MC13.54-61 | MC13.58-61 |
| Displacement | 11.05 L | 12.419 L | 12.419 L |
| Max Power | 460 HP (341 kW) | 540 HP (400 kW) | 580 HP (429 kW) |
| Max Torque | — | 2,500 N·m | — |
| Torque Range | 950–1,400 rpm | 1,000–1,400 rpm | — |
| Emission Standard | Euro VI | Euro VI | Euro VI |
3.3 Chassis & Drivetrain Specifications
| Component | Specification |
| Transmission | HW25712XSJ (12 forward, 2 reverse) or HW25713C |
| Front Axle | VGD75 (7.5T capacity) – dual front axles |
| Rear Axle | MAT16ZG (16T capacity each) – dual rear axles |
| Axle Ratio | 5.92 |
| Suspension | Multi-leaf springs (4/4/5 configuration) |
| Frame | High-strength double-layer frame |
| Fuel Tank | 600L aluminum alloy |
| Front Track | 2,022 mm (short) / 2,015 mm (long) |
| Rear Track | 1,830–1,850 mm |
3.4 Tires
| Parameter | Specification |
| Tire Size | 11.00R20 18PR / 12.00R20 18PR |
| Tire Count | 12 (10+2 spare) |
3.5 Body (Tipper) Specifications
| Parameter | Short Wheelbase | Long Wheelbase |
| Body Length | 6,800 mm | 8,000 mm |
| Body Width | 2,350 mm | 2,350 mm |
| Body Height | 1,200 mm | 1,200 mm |
| Body Volume | ~19.2 m³ | ~22.6 m³ |
| Material | Carbon steel plates |
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| Lifting Method | Front hydraulic lifting system |
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4. Model Configurations
| Model | Wheelbase | Body Length | Engine | Power | Price Range |
| G7S 460 | 1,800+3,425+1,350 mm | 6.8m | MC11H.46-61 | 460 HP | ~¥420,000 |
| G7S 540 (6.8m) | 1,800+3,425+1,350 mm | 6.8m | MC13.54-61 | 540 HP | ~¥440,000 |
| G7S 540 (8m) | 1,800+4,425+1,350 mm | 8.0m | MC13.54-61 | 540 HP | ~¥480,000 |
| G7S 580 | 1,800+3,425+1,350 mm | 6.8m | MC13.58-61 | 580 HP | Contact for pricing |
5. Key Upgrades from C7H to G7S
The G7S represents a comprehensive evolution over the C7H series with:
| Upgrade Category | C7H | G7S Enhancement |
| Comfort | Standard cab | 15% larger space, 52dB noise level, premium interior |
| Smart Technology | Basic telematics | 3rd-gen electrical architecture, OTA, voice control, 12.3" display |
| Safety | Standard ABS | AEBS, ACC, 360° camera, fatigue monitoring |
| Powertrain | Previous generation | 7th-gen S-AMT, optimized MC series, 11% fuel savings |
| Lightweight | Standard | 350kg weight reduction for increased payload |
| Total Improvement Points | — | 131 specific improvements |
6. G7S vs. C7H Comparison
| Feature | G7S | C7H |
| Cab | G7S-P high-roop flat floor | C7H-P / C7H-M |
| Interior Space | 15% larger | Standard |
| Noise Level | 52 dB | Higher |
| Display Screen | 12.3" touchscreen | Smaller / optional |
| Smart Features | Full OTA, voice control, remote diagnostics | Basic telematics |
| Safety Suite | AEBS, ACC, 360° camera, FCWS, LDWS | ABS, ASR |
| Transmission | 7th gen S-AMT16 available | HW25712XS |
| Weight Reduction | 350kg lighter | Standard |
| Fuel Efficiency | 11% improvement | Baseline |
| Best For | Premium fleets, long-term ownership | Cost-effective, standard operations |
7. Applications
| Application | Why G7S 8×4 |
| Urban Construction / Earthmoving | High maneuverability, 8×4 traction, durable body, 19° approach angle |
| Mining / Quarry Operations | Heavy-duty MAT16ZG axles (16T each), 5.92 ratio for climbing, 580 HP option |
| Large-Scale Infrastructure | 31T GVW, long wheelbase for stability, 8m body option |
| Bulk Material Transport | 19-23m³ body volume, efficient hydraulic lift, 350kg lighter for more payload |
| Heavy Industrial Logistics | Robust chassis, high reliability, 1.5 million km B10 life |
8. TCO & Economic Benefits
According to Sinotruk, the G7S delivers exceptional total cost of ownership advantages:
| Benefit | Annual Savings |
| Fuel Savings (11% improvement) | ~¥20,000-30,000 |
| Extra Payload (350kg lighter) | Additional revenue per trip |
| Extended Service Intervals | Reduced maintenance costs |
| Total Annual Advantage | ~¥200,000 in operational savings |
| 5-Year Cumulative Savings | ~¥1,000,000 |
9. Export Configurations
9.1 Australia Market (G7S 8×4 Tipper Euro 6)
| Parameter | Specification |
| Length | 9,092 mm |
| Width | 2,492 mm |
| Height | 3,471 mm |
| Engine | MC13.54-61TD (540 HP) |
| Transmission | ZF 12-speed AMT |
| Safety Features | EBS, ACC, AEBS, HAS, FCWS, WABCO radar, 360° surround view |
| Chassis | Alloy rims and air tanks for weight reduction |
| Differential Locks | Cross locks and differential locks for tough terrain |
10. Buying Guide
10.1 Key Selection Factors
| Factor | Consideration |
| Application Type | Urban construction (shorter body) vs. highway transport (longer body) |
| Required Body Length | 6.8m for maneuverability; 8.0m for higher volume |
| Engine Power | 460 HP for general; 540-580 HP for mining/heavy loads |
| Emission Standards | Euro VI standard; confirm acceptance in destination country |
| Terrain Conditions | Standard transmission for flat; AMT recommended for mixed/hilly |
| Wheelbase | Short (3.4m) for tight sites; Long (4.4m) for stability |
| Budget | ¥420,000 – ¥480,000+ (~$58,000-$66,000 USD) |
10.2 Recommended Configurations by Application
| Application | Recommended Model | Configuration |
| Urban construction | G7S 460 (6.8m) | Short wheelbase, 460 HP, manual |
| Mixed construction/highway | G7S 540 (6.8m) | Standard wheelbase, 540 HP, manual or AMT |
| Long-haul bulk transport | G7S 540 (8m) | Long wheelbase, 540 HP, AMT |
| Heavy mining | G7S 580 (6.8m) | Short wheelbase, 580 HP, reinforced suspension |
10.3 Customization Options
| Item | Options |
| Body size | Length: 6.8m / 8.0m; Custom dimensions available |
| Body volume | 19-23 m³ customizable |
| Transmission | Manual or AMT (ZF available for export) |
| Paint color | Custom color with company logo |
| Safety features | Full suite (AEBS, ACC, 360° camera) standard on export models |
11. Delivery & Service
| Item | Details |
| Lead Time | 20-45 days (depending on configuration and order quantity) |
| Minimum Order | 1 unit |
| Shipping | RORO / Flat rack / Container |
| Warranty | Standard manufacturer warranty (varies by component) |
| Payment Terms | T/T, L/C at sight |
| Certification | ISO, CCC, Euro VI, SGS/BV available |
| Service Network | Global support through Sinotruk's international network |
| Documentation | Commercial invoice, packing list, bill of lading, certificate of origin, owner's manual |
