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This heavy‑duty 6×6 tractor truck is designed for towing semi‑trailers in both on‑road and off‑road applications. Powered by the reliable WD615 series engine and featuring full all‑wheel drive, it provides strong traction, high payload capacity, and durable performance for highway logistics, mining, logging, and construction projects. The HW76 cab with a sleeper offers a comfortable working environment for long‑distance haulage.
Description
Core Specifications
| Item | Specification |
|---|---|
| Chassis Model | ZZ4257N3557A |
| Drive Configuration | 6x6 all‑wheel drive |
| Engine | WD615.69, 336 HP (247 kW), Euro II |
| Displacement | 9.726 L |
| Max Torque | 1,350 Nm @ 1,100–1,400 rpm |
| Transmission | HW19710, 10 forward + 2 reverse gears |
| Front Axle | HF7 (Steyr technology) |
| Rear Axle | HC16 tandem, double‑reduction hub |
| Clutch | D430 diaphragm type |
| Steering | ZF8098 hydraulic power steering |
| Cab | HW76, 2 seats + 1 sleeper, with A/C |
| Tires | 12.00R20 (10 + 1 spare) |
| Suspension | Front 9‑leaf, rear 12‑leaf heavy‑duty springs |
| Fuel Tank | 400 L |
| Wheelbase | 3,225 + 1,350 mm |
| Overall Dimensions (LxWxH) | Approx. 6,800 x 2,496 x 3,718 mm |
| Kerb Weight | Approx. 8,800 kg |
| Max Speed | 90 km/h |
| Brake System | Dual‑circuit air brake + spring parking brake + exhaust brake |
6x6 all‑wheel drive – Ensures excellent mobility on muddy, sandy, or uneven terrain.
High towing power – Delivers up to 371 HP with peak torque of 1,350–1,500 Nm, capable of pulling heavy trailers fully loaded.
Robust drivetrain – HW19710 10‑speed gearbox, STR front axle, and HC16 tandem rear axles with hub reduction for extra torque.
Reinforced chassis – High‑strength steel frame and heavy‑duty suspension withstand harsh roads and extend service life.
Driver‑friendly cab – HW76 cab with air conditioning, adjustable suspension seat, and four‑point floating mounts to reduce fatigue.