420 HP typical build
The D12.42 engine pairs with the HW19712 transmission; a 375 HP engine option is also listed.
Dump Trucks
HOWO 8×4 Dump Truck
Bring a larger body format to construction and quarry haulage with the HOWO 8×4. Its typical 420 HP D12 engine, 12-speed gearbox and approximately 24.8 m³ body combine four-axle transport with hydraulic tipping for bulk-material deliveries.
Availability by Inquiry
Tell us your material, route and destination for truck photos and a quotation.
PRODUCT HIGHLIGHTS
Four-axle transport for construction and quarry work.
Approximately 24.8 m³ body
The four-axle chassis and larger body suit buyers planning construction, quarry and infrastructure material transport.
Worksite unloading
The typical build includes a front-mounted HYVA tipping cylinder and an HW76 sleeper cab with air conditioning.
Key Specifications
Typical configurations and options are shown below. Your quotation confirms the selected build and included preparation work.
Model & Powertrain
| Parameter | Typical / Optional Configuration |
|---|---|
| Model | SINOTRUK HOWO / ZZ3317N3867A |
| Drive Type | 8×4 |
| Engine | D12.42; 420 HP / 309 kW; China III; optional WD615.375, 375 HP |
| Displacement / Fuel | 11.596 L diesel; turbocharged and intercooled |
| Transmission | HW19712; 12 forward + 2 reverse gears; PTO |
Chassis & Cab
| Parameter | Typical / Optional Configuration |
|---|---|
| Front Axle | HF9; two 9 t steering axles |
| Rear Axle | HC16; 16 t class tandem drive axles; ratio 5.73; differential locks |
| Wheelbase | 1800 + 3000 + 1350 mm |
| Fuel Tank | 400 L |
| Tyres | 12.00R20; 12 tyres |
| Cab | HW76 cab; single sleeper; air conditioning |
Body & Rated Load
| Parameter | Typical / Optional Configuration |
|---|---|
| Cargo Body Dimensions | 7200 × 2300 × 1500 mm |
| Cargo Body Volume | Approx. 24.8 m³ |
| Floor / Side Wall Thickness | 10 mm floor / 6 mm side walls |
| Tipping System | Front-mounted HYVA cylinder |
| GVW / Rated Payload | GVW approx. 31 t; rated payload approx. 18 t |
| Application | Large infrastructure projects, high-volume earthmoving and long-distance stone transport |
Best Suited For
ConstructionEarthmovingMiningBulk Material Transport
PREPARATION & VERIFICATION
Workshop preparation you can review before shipment.
Review the selected truck and included workshop work with our Liangshan team before shipment.
Vehicle reconditioning
- Assessment of the engine, transmission, axles, chassis and cab.
- Repairs, adjustments and component replacement based on vehicle condition.
- Brake, steering, electrical and hydraulic work relevant to the selected truck.
Order-specific remanufacturing
- Vehicle or component projects with an identified scope.
- Repair, rebuild or replacement work itemized for your order.
- System checks and final review against the agreed work.
Before the truck leaves our facility
Review the selected truck’s actual photos, completed work and available inspection or test records. For this tipper, discuss cargo-body condition and hydraulic tipping checks alongside the chassis and road test.
Remanufacturing covers agreed vehicle or component projects; it does not mean every component is new.
Buying Guides
Compare model choices, configurations and buying steps before discussing your order with our team.
Related Models
Representative imageHOWO 6×4 Dump Truck
Move sand, stone and soil between the worksite and unloading point with the HOWO 6×4.
- Brand / Series
- HOWO
- Drive layout
- 6×4
- Typical power
- 371 HP
- Typical body
- Approx. 19.3 m³
Representative imageHOWO TX 6×4 Dump Truck
The HOWO TX 6×4 brings a wider TX cab layout to construction, earthmoving and quarry transport.
- Brand / Series
- HOWO · TX
- Drive layout
- 6×4
- Typical power
- 380 HP
- Typical body
- Approx. 19.3 m³
Representative imageHOWO TX 8×4 Dump Truck
For construction and quarry buyers seeking a four-axle TX-series truck, this HOWO build pairs a typical 400 HP D12 engine with a 12-speed transmission and approximately 24.8 m³ body.
- Brand / Series
- HOWO · TX
- Drive layout
- 8×4
- Typical power
- 400 HP
- Typical body
- Approx. 24.8 m³
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