EQ6820ZT6D | Dongfeng All-wheel drive Bus
Dongfeng Special Vehicle Co., Ltd. produces the EQ6820ZT series 6×6 off-road passenger vehicles, equipped with a Cummins National VI engine with a power output of 162kW, suitable for harsh road conditions such as mining areas, mountainous regions, and forest fire fighting.
The vehicle features a three-axle drive, is equipped with an ABS anti-lock braking system, and has a rated capacity of 24-31 passengers, making it a highly capable and reliable off-road transportation equipment.
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 EQ6820ZT6D All-Wheel Drive Bus
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Good driving comfort: The vehicle can be equipped with a full-top air-conditioning system, a fuel-powered independent heating system, a vibration-reducing seat for the driver’s seat, a luxurious passenger seat, a full-width sunshade, a side window folding curtain, and a front top with various models of TVs according to different needs.
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Excellent Off-road Capability: Three-axle 6×6 chassis, large-sized off-road tires.
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Safe and Reliable: ABS + air brake + full vehicle seat belts.
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Professional Suitability: 24-31 seats, specifically designed for harsh road conditions such as mining areas and mountainous regions.
Technical Specifications
| Total Length (mm): | 8200 |
| Total Width (mm): | 2380 |
| Total Height (mm): | 3050 (With Sunroof) 3250 (With Full-Top Air Conditioning) |
| Interior Height (mm) | 1730 |
| Wheelbase (mm): | 3475+1250 |
| Front Suspension / Rear Suspension (mm): | 1475/2000 |
| Approach/Departure Angle (°): | 25/22 |
| Step Height (mm): | 530 |
| Rated Maximum Gross Vehicle Weight (kg) | 12000 |
| Rated Number of Passengers (Persons) | 24-31 |
| Top Speed (km/h) | 100 |
| Minimum Ground Clearance (mm) | 300 (6x6 Part-Time Drive) |
| Track (Front/Rear) (mm) | 2050/2020/2020 |
DuraMac
DCEC ISL8.9 series automotive engine is four-strokes engine with 114 mm bore and 145 mm stroke, Equipped with Bosch (or BYC or Weifu) pump. engine comes with turbocharger and Air- Air intercooler. The prime power range is from 270 HP to 400 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.
All Wheel Drive Off-road Chassis
Dongfeng Special Vehicle's all-wheel-drive off-road chassis series, developed based on military technology platforms, supports 4×4/6×6 drive configurations and delivers exceptional cross-country capability, high reliability, and strong environmental adaptability. DuraMac provides customized off-road solutions, with products widely applied in high-altitude rescue, wilderness exploration, special transport, and military applications, meeting the demands of both domestic and international specialty vehicle markets.
Medium & Heavy-duty Truck
DuraMac offers a full range of Dongfeng solutions for medium-to-heavy-duty trucks, covering diesel, pure electric, and hydrogen fuel cell powertrains. Its pure electric trucks feature high-energy-density batteries and electric drive systems with dual-gun fast charging capability, ensuring high operational efficiency. Hydrogen-powered heavy-duty trucks are equipped with an intelligent VCU control system and offer multiple power variants. All products utilize high-strength chassis and IP68-rated electrical systems, meeting diverse operational demands across engineering transport, port logistics, and urban distribution.
- 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) |
| EQ6820ZT6D | 8200 | 2380 | 3050 (With Sunroof) 3250 (With Full-Top Air Conditioning) |
100 | 12000 |
| EQ6680ZT6D | 6800 | 2280 | 3020 (Standard Vehicle) 3155 (With Full-Top Air Conditioning) |
100 | 8150 |
| EQ6600ZT6D | 5990 | 2280 | 2810(Standard Vehicle) 3030(With Full-Top Air Conditioning) |
100 | 7300 |
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Basic information of Dongfeng EQ6820ZT6D motor |
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| Engine Model | D4.5NS6B220 | Engine Manufacturer | Dongfeng Cummins Engine Co., Ltd |
| Location/Fuel Type | Front / Diesel | Enginetype | In-line 4-cylinder, 4-stroke, water-cooled, turbocharged with charge air cooling, electronically controlled single-point injection |
| Maximum power (kw) | 162/2300 | Maximum Torque (Nm/rpm) | 820 |
| Displacement (L): | 4.5 L | Emission Standard: | China VI |
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Chassis Parameters And Configuration |
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| Item | Standard Configuration | Optional configuration |
| Chassis Model | EQ6790KZ6T, Dongfeng Special Vehicle Co., Ltd | — — |
| Transmission | Dongfeng DT0690 | — — |
| Clutch | 395 mm diaphragm spring clutch | — — |
| Front Axle | Dongfeng Dana, 3.3 tons | — — |
| Mid-axle: | Dongfeng Dana, 4.1 tons | — — |
| Rear Axle | Dongfeng Dana, 4.1 tons | — — |
| Suspension | Front 9 / Rear 12 (Rear Balancing Suspension) | — — |
| Steering | Power steering | — — |
| Braking | Air brake, ABS, self-adjusting arm, wear alarm, exhaust brake | — — |
| Fuel Tank | 250 L | — — |
| Tires | 315/80R22.5, 18PR | — — |
| Battery/Generator | 6-QW-120MF x 2 / 28V, 150A | — — |
| others | Copper radiator, engine pre-heater, electric urea heater, steering damper | Oil line heating, centralized lubrication, power take-off, electric winch |
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Main body Assembly |
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| Item | Standard Configuration | Optional configuration |
| Body structure | Body-on-frame | — — |
| Interior | Formed soft interior | — — |
| Doors and Door Pumps | Driver and co-driver doors (power windows), manual swing passenger door | Rear container-type double doors, rear inward/outward-opening double doors |
| Side Windows | Fully bonded windows with middle windows (F green) | Partial middle windows + partial fully bonded closed windows |
| Windshield | Laminated front windshield, tempered rear windshield | — — |
| Rearview System | Steel-bracket asymmetric manual lever rearview mirrors | — — |
| A/C System | Full Roof-mounted A/C (Cooling Capacity: 20 kW) | Full roof-mounted air conditioner / driver-area air conditioner |
| Heating System | — — | Standard Independent Water Heating - Heating Capacity: 15 kW，Heating system with independent heater, equipped with three radiators (three 170W box radiators or two 170W box radiators + one wall-mounted radiator) |
| High-Cold Area Independent Water Heating -Heating Capacity: 30 kW，Heating system with independent heater, equipped with three radiators (three 170W box radiators or two 170W box radiators + one wall-mounted radiator) | ||
| Simple Water Heating - Heating system without independent heater, equipped with three radiators (three 170W box radiators or two 170W box radiators + one wall-mounted radiator) | ||
| Independent Water Pump for Heating (High-Cold Areas) | ||
| Defroster | Multi-speed defroster (24V, 280W) | — — |
| Audio-visual System | MP3 radio with USB port | MP5 system with 17"/19" color display |
| Lamp | Front and rear combination lamps | — — |
| Wiper | Parallel electric windshield wipers | — — |
| Compartments | Steel plate luggage compartment doors | Aluminum alloy luggage compartment doors |
| Seats | 31 seats, shock-absorbing driver seat, fabric regular passenger seats, armrests standard on aisle-side seats | Mid-range seats (white + black faux leather, adjustable backrest, upward-folding armrests) |
| Paint | Domestic solid paint | Metallic paint |
| Others | Speckled vinyl floor, fire extinguishers (4 kg, 2 pcs), safety hammers (5 pcs), electronic clock, DC816A horizontal regular sunroof, front windshield sun visor (regular vehicle), dual half-width roller sunshades for driver and co-driver (air-conditioned vehicle), air horn, seat belts for all seats, seat belt warning system, mechanical battery disconnect switch, GPS driving recorder, retractable step for passenger door, T-BOX, engine compartment, battery compartment, manual/automatic fire suppression system for the optional independent heater compartment | Folding curtains for side windows and rear window, roller pull-down curtains (rear container-type doors), driver-area fan (regular vehicle only), 2.5 mm aluminum checkered floor, 1.2 mm aluminum checkered floor, DC816B horizontal ventilation skylight, external luggage rack, reverse monitoring system, warning lights and siren (other special requirements subject to order agreement) |
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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.
Sale Manual
Installation Drawing
Installation Manual
Operation Manual
Parts Catalogue
