



Basic Info
| Category | Details |
| Basic Information | |
| Model | SX4255JT324 / SX4255JR324 / SX4257V324JB1 |
| Drive Type | 6×4 (3 axles, 10 wheels, dual rear drive) |
| Cabin Type | F3000 / X3S, single/double berth, 4-point air suspension, high roof/flat roof optional |
| Emission Standard | Euro II, Euro III, Euro IV, Euro V, Euro VI (optional) |
| Steering System | Hydraulic power steering, adjustable steering column |
| Engine | |
| Engine Model | Weichai WP10.380E22, WP12.400E201, WP13.500E62; Cummins ISM11E5 385/430 |
| Engine Type | 6-cylinder in-line, 4-stroke, direct injection, turbocharged & intercooled, water-cooled |
| Max Horsepower | 380HP, 400HP, 430HP, 500HP (optional) |
| Max Torque | 1500-2400 Nm @ 1200-1600 rpm |
| Displacement | 9.726L – 12.54L |
| Transmission System | |
| Transmission Model | FAST 10JSD180 (10F+2R), 12JSD200T-B (12F+2R); ZF 16-speed AMT automatic |
| Transmission Type | Manual synchronized / AMT automatic, pneumatic assisted shifting |
| Clutch | 430mm dry single plate, hydraulic operation with air assist |
| Axles & Suspension | |
| Front Axle | MAN technology 7.5T capacity, I-beam structure |
| Rear Axle | MAN technology 13T/16T double reduction, dual rear axles, differential lock optional |
| Rear Axle Ratio | 4.266 / 4.769 / 3.7 (optional) |
| Front Suspension | 10-leaf semi-elliptical spring, hydraulic shock absorbers, stabilizer bar |
| Rear Suspension | 12-leaf semi-elliptical spring, bogie suspension, stabilizer bar |
| Dimensions & Weight | |
| Overall Dimensions (L×W×H) | 6900-7100 × 2500 × 3200-3600 mm |
| Wheelbase | 3175+1400 mm (standard), 3800+1350 mm (optional) |
| Curb Weight | 8200-8800 kg |
| Gross Vehicle Weight (GVW) | 25000 kg |
| Max Combination Weight | Up to 49000 kg |
| Fuel & Tyres | |
| Fuel Tank Capacity | 400L (standard), 600L/800L/1000L (optional), aluminum alloy |
| Tyre Specification | 12.00R20, 12R22.5, 315/80R22.5 (6+1 spare tyre) |
| Braking System & Others | |
| Service Brake | Dual-circuit compressed air brake, WABCO valves, ABS optional |
| Parking Brake | Spring-loaded energy storage parking brake on rear axles |
| Fifth Wheel | 90# standard, 50# optional, JOST brand optional |
| Electrical System | 24V, 180Ah battery, alternator, LED daytime running lights optional |
| Optional Equipment | Hydraulic retarder, engine brake (JACOB Brake), telematics system, electric windows, central locking, heated rearview mirrors |
Product Description

- Powerful & Efficient Powertrain: 380-500HP engine options (Weichai WP10/WP12/WP13, Cummins ISM11 series) with turbocharging and intercooling, delivering exceptional torque and fuel efficiency (28-32 L/100km under full load)
- Superior Transmission System: FAST 10/12-speed manual gearbox or ZF AMT automatic transmission with optimized gear ratios for smooth shifting, enhanced power delivery, and reduced fuel consumption
- Durable Chassis & Axles: Heavy-duty reinforced steel ladder frame (8mm thick rails) paired with MAN technology 7.5T front axle and 13T/16T double-reduction rear axles, ensuring maximum load-bearing capacity and stability on rough roads
- Enhanced Safety System: Dual-circuit air brake system with WABCO valves, optional ABS, spring-loaded parking brake, and high-performance radial tires for reliable stopping power in all road conditions
- Operator-Centric Comfort: Spacious F3000/X3S series cab with 4-point air suspension, air conditioning, adjustable air seats, single/double berth options, and ergonomic controls for reduced driver fatigue during long journeys
- Global Compliance & Customization: Available with Euro II-VI emission standards, left/right-hand drive, and customizable fuel tank sizes (400-1000L), fifth wheel types, and auxiliary equipment to meet global market requirements
- Easy Maintenance & Low Cost of Ownership: Modular design with easily accessible components, widespread global after-sales service network, and low maintenance costs, minimizing downtime and total operational expenses

Application Scenarios
- Long-distance intercity and cross-border cargo transportation
- Heavy construction material delivery (cement, steel, aggregates, asphalt)
- Container logistics and port-to-inland distribution operations
- Mining and industrial raw material transportation
- Oilfield and energy sector equipment and supply transport
- Specialized oversized load transportation (with appropriate permits

FAQ
1. How long I can receive?
Kindly let us know your destination port, usually Asian countries seashipping time 3-20 days. Europe countries 30-45 days. Africa countries 40- 60 days. American countries 25-40 days.
2. Can we inspect your factory?
Yes, welcome to visit our factory! We're in Jining, Shandong, China.
3. Can we customize?
Yes, we are factory and provide OEM service. Please send your trailer specification for our confirmation.
4. Can I pick up goods at your factory?
Yes, we will quote EXW price for you. When goods are ready, you can arrange picking up.
5. Can you ship to my China forwarder/shipping agent?
Yes, kindly send us the contact info and detailed address.
6. What's your lead time?
It depends on trailer/trailer parts type, and the quantity.
7. How many units for 1 Container?
After confirming specifications, the accurate units will be provided.
8. Are you still looking for distributors?
Yes, we're looking for building cooperation with distributors Worldwide. Our factory will provide you with the highest quality service, best price and high cost - effective products.





