EQ6600ZT6D | Dongfeng All-wheel drive Bus
Dongfeng Special Vehicle Co., Ltd.’s EQ6600ZT6D is a 4×4 off-road passenger vehicle that meets National VI emission standards, equipped with a 170-horsepower Weichai engine with strong torque (600N.m). It uses military bridge technology and transfer case, equipped with all-terrain tires, and excellent off-road capability.
With a rated passenger capacity of 10-17 people, it is suitable for complex road conditions such as oil exploration, forest fire fighting, and special operation transportation, making it a reliable off-road vehicle in harsh environments.
We provide full life cycle services for all customers, from design to power system supply, from installation to commissioning, from after-sales service training to spare parts supply, from trouble shooting to overhaul technical support.
Advantages of Dongfeng EQ6600ZT6D All-Wheel Drive Bus
Excellent Off-road Performance: Military-grade 4×4 system, professional off-road tires, strong off-road capability.
Safe and Reliable: ABS + air brake + full vehicle seat belts ensure driving safety.
Widely Applicable: Flexible 10-17 seat layout, adaptable to various special operation scenarios.
Technical Specifications
| Total Length (mm): | 5990 |
| Total Width (mm): | 2280 |
| Total Height (mm): | 2810(With Sunroof) 3030(With full-top air conditioning) |
| Interior Height (mm) | 1630 |
| Wheelbase (mm): | 3300 |
| Front Suspension / Rear Suspension (mm): | 1340/1350 |
| Approach/Departure Angle (°): | 22/25 |
| Step Height (mm): | 490 |
| Rated Maximum Gross Vehicle Weight (kg) | 7300 |
| Rated Number of Passengers (Persons) | 10-17 |
| Top Speed (km/h) | 100 |
| Minimum Ground Clearance (mm) | 235 (4×4 part-time drive) |
| Track (Front/Rear) (mm) | 1810/1700 |
DuraMac
DCEC ISL8.9 series automotive engine is four-strokes engine with 102 mm bore and 120 mm stroke, Equipped with Bosch (or BYC or Weifu) pump. engine comes with turbocharger and Air- Air intercooler. The prime power range is from 269 HP to 394 HP.
Fast Gear
The F6A Series Automated Transmission uses the FAST automatic transmission, has six front gears, the transmission ratio step arrangement is reasonable, has very outstanding fuel economy. Adopt hydraulic automatic transmission. The F6A Series Automated Transmission has six gears, each with a different reduction ratio.
EV Truck
Electric wheel dump trucks use electricity as a power source, completely abandoning traditional fuel engines. This change enables the vehicle to achieve true “zero emissions” during operation, without the emission of pollutants such as carbon monoxide, nitrogen oxides, and particulate matter in the exhaust gas, greatly reducing the pollution to the atmospheric environment.
DANA Axle
Applying the advanced technology of DANA with high efficiency, fuel economy, strong load torque, low noise,high reliability, lower procurement cost, low repair cost and lower maintenance cost.
Datong Gear
The Datong HW25712XSJ Heavy Manual No-Sync Gearbox has a torque of 2500 N.m, a gear ratio range of 14.941-1, an oil capacity of 13 L (13.5 L when equipped with a power take-off), an overall length of 993 mm, and a weight of 428 kg.
Crane Trucks
The DFZ5258JSQSZ6D truck crane is a powerful and versatile vehicle designed for efficient lifting and transportation tasks. Equipped with a YCS06300-61 engine and a Shaanxi Auto Fast gear : 10JS120TA high-low gear with synchronizer、PTO gearbox, it provides strong and stable power for demanding operations.
Crane Trucks
The DFZ5258JSQSZ6D truck crane is a powerful and versatile vehicle designed for efficient lifting and transportation tasks. Equipped with a YCS06300-61 engine and a Shaanxi Auto Fast gear : 10JS120TA high-low gear with synchronizer、PTO gearbox, it provides strong and stable power for demanding operations.
Crane Trucks
The DFZ5258JSQSZ6D truck crane is a powerful and versatile vehicle designed for efficient lifting and transportation tasks. Equipped with a YCS06300-61 engine and a Shaanxi Auto Fast gear : 10JS120TA high-low gear with synchronizer、PTO gearbox, it provides strong and stable power for demanding operations.
- All-Wheel Drive Bus Series
- Power System Parameters
- Chassis Parameters And Configuration
- Main body Assembly
Model | Total Length(mm) | Overall Width(mm) | Total Height(mm) | Maximum Speed (km/h) | Maximum Total Mass(kg) |
| EQ6600ZT6D | 5990 | 2280 | 2810(Standard Vehicle) 3030(With Full-Top Air Conditioning) | 100 | 7300 |
| EQ6680ZT6D | 6800 | 2280 | 3020 (Standard Vehicle) 3155 (With Full-Top Air Conditioning) | 100 | 8150 |
| EQ6820ZT6D | 8200 | 2380 | 3050 (With Sunroof) 3250 (With Full-Top Air Conditioning) | 100 | 12000 |
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Basic information of Dongfeng EQ6603LT6A motor | |||
| Engine Model | WP4.1NQ170E61 | Engine Manufacturer | Weichai Power Co., Ltd. |
| Location/Fuel Type | Front-engine/Diesel | Enginetype | Inline four-cylinder, four-stroke, water-cooled, turbocharged, intercooled, electronically controlled single-point injection |
| Maximum power (kw) | 125/2600 | Maximum Torque (Nm/rpm) | 600/1300-1900 rpm |
| Displacement (L): | 4.088L | Emission Standard: | China VI |
| ——END—— | |||
Chassis Parameters And Configuration | ||
| Item | Standard Configuration | Optional configuration |
| Chassis Model | EQ6580KZ6T, Dongfeng Special Vehicle Co., Ltd | — — |
| Transmission | 6DS60T Fast, 6-speed | — — |
| Clutch | Ø380 single-plate, dry type, diaphragm spring, clutch assist | — — |
| Front Axle | Dongfeng Dana, 2.7 tons | — — |
| Rear Axle | Dongfeng Dana, 5.5 tons | — — |
| Suspension | Leaf springs: 10 front, 10 rear, +8 rear, less leaf springs, 3 front, 4 rear | — — |
| Steering | Power steering | — — |
| Braking | Air brake, dryer, ABS, self-leveling arm, exhaust brake, wear alarm | — — |
| Fuel Tank | 135L | — — |
| Tires | 8R19.5, 12PR | — — |
| Battery/Generator | 6-QW-120MF x 2 / 28V, 80A x 2 generators | — — |
| others | Copper radiator, urea pipe, electric heater, engine preheater, steering damper, silicone hoses (radiator inlet and outlet, cooling pipes, water heating pipes) for high-altitude and cold regions with compensating clamps | — — |
| ——END—— | ||
Main body Assembly | ||
| Item | Standard Configuration | Optional configuration |
| Body structure | Body-on-frame | — — |
| Interior | Molded soft interior | — — |
| Doors and Door Pumps | Driver’s and co-driver’s doors (electric lift windows), manually rotating passenger door, rear container-type double doors | — — |
| Side Windows | Fully bonded windows with middle windows (F green), fully bonded closed windows, partial middle windows + partial fully bonded closed windows | — — |
| Windshield | Laminated front windshield, tempered rear windshield (no rear luggage compartment) | — — |
| Rearview System | Steel frame asymmetric manual lever rearview mirror | — — |
| Air – conditioning System | Full roof-mounted air conditioner (cooling capacity: 14Kw) or driving area air conditioner (cooling capacity: 3.5Kw) | — — |
| Heating System | — — | — — |
| — — | — — | |
| Independent heating water pump (alpine region) | — — | |
| Defroster | Variable-speed defroster 24V, 280W | — — |
| Audio-visual System | MP3 player with USB interface | — — |
| Lamp | Front and rear combination lamps | — — |
| Wiper | Forward-scraping electric wiper | — — |
| Hatch Door | Steel plate side hatch door | — — |
| Seats | 17 seats, shock-absorbing driver’s seat, mid-range seats (white + black faux leather, adjustable backrest, upward armrests) | — — |
| Paint | Domestic solid color paint | — — |
| Others | 2.5mm aluminum checkered floor, 1 fire extinguisher (2KG), 3 safety hammers, electronic clock, DC816A horizontal ordinary sunroof, front windshield sun visor (ordinary car), front windshield driver and co-driver double half-roll sunshades (air-conditioned car), air horn, full car seat belts, driver’s seat belt alarm, mechanical power-off switch, GPS driving recorder, passenger door pneumatic telescopic step, T-BOX, engine compartment, battery compartment, optional independent heating manual and automatic integrated fire extinguishing device, reversing monitoring system, warning lights and sirens, external luggage rack (Note: When the external luggage rack is optional, the vehicle has no sunroof configuration), full vehicle curtains | — — |
| ——END—— | ||
Note: All Above Data are Just for Reference, All Data Might Change Without Notices or Updates, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.

Engine Sale Manual

Installation Drawing

Installation Manual

Operation Manual

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