EQ6668LT6D1 | Dongfeng Fuel Coach
The EQ6668LT6D1, launched by Dongfeng Special Vehicle Co., Ltd., is a 6.6-meter-class light passenger vehicle positioned for urban and rural passenger transport or feeder routes. It has a body length of approximately 6630mm, a wheelbase of approximately 3650mm, a gross vehicle weight of 6-7 tons, and a rated passenger capacity of 24-25 people, balancing passenger efficiency and economy. The vehicle uses a China VI diesel engine, a front-engine layout, and a conventional manual transmission, with a top speed of 100km/h. Standard features include ABS anti-lock braking system, satellite positioning driving recorder, and pneumatic folding doors, with optional features such as roof-mounted air conditioning, side-opening doors, and faux leather seats to meet different operational needs.
As part of EMAC, DuraMac provides complete powertrain that integrated with DCEC engine, Fast-Eaton clutch, FAST-CAT transmission, Dongfeng-DANA axle and Komman air suspension, while the electrification of automobile is the certain future, Duramac also get involved with EV powertrain system.
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 EQ6668LT6D1 fuel bus
Adopting the new 2020 body appearance, chrome-plated center grille, integrated combination headlights, rabbit ear reversing mirrors (optional imitation baking reversing mirrors), the power combination uses the current domestic configuration (Yuchai 140 horsepower authentic National VI emission standard engine + Wanliyang six-speed gearbox), energy-saving and environmentally friendly, low noise, low failure rate, and fuel-saving! Top-mounted luxury air conditioning, hydraulic power steering, clutch power, steering wheel can be adjusted up and down, front and back, air brake, speed limiter, sponge comfortable seat, full car seat belts.
Technical Specifications
| Total Length (mm): | 6630 |
| Total Width (mm): | 2280 |
| Total Height (mm): | 2870,3040 |
| Interior Height of Compartment (mm): | 1900 |
| Wheelbase (mm): | 3650 |
| Front Suspension / Rear Suspension (mm): | 940/2040 |
| Approach/Departure Angle (°): | 22°/14° |
| Rated Total Mass (kg): | 6670 |
| Maximum Number of Occupants (persons): | 24-25 |
| Maximum Speed (km/h): | 100 |
| Tire Specification: | front 1810,rear 1670 |
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.
Model | Total Length(mm) | Overall Width(mm) | Total Height(mm) | Maximum Speed (km/h) | Maximum Total Mass(kg) |
| EQ6668LT6D | 6630 | 2280 | 2870/3040 | 100 | 6670 |
| EQ6608LT6D | 5990 | 2280 | 2870/3020 | 100 | 6000 |
| EQ6603LT6A | 5985 | 2260 | 2870(2820)/2985 | 100 | 6350 |
| EQ6609CT6D | 6990 | 2270 | 2890/2940/3110 | 69 | 6670 |
| EQ6670CT6D | 6730 | 2270 | 2890/2940/3110 | 69 | 7500 |
| EQ6738LT6D | 7340 | 2280 | 2895/3040 | 100 | 7700 |
| EQ6753LT6D | 7545 | 2430 | 3495/3335/3275 | 100 | 8800 |
| EQ6668LT6D1 | 6630 | 2280 | 2870/3040 | 100 | 6670 |
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Basic information of Dongfeng EQ6668LT6D motor | |||
| Engine Model | YCY24140-60, WP2.3NQ130E61 | Engine Manufacturer | yuchai, weichai |
| Location/Fuel Type | Front end/Diesel | Enginetype | In line, four cylinder, water-cooled, turbocharged intercooled |
| Maximum power (kw) | 103/2950, 96/3200 | Maximum Torque (Nm/rpm) | 400/1400-2000, 380/1600-2400 |
| Displacement (ml) | 2360, 2289 | emission standard | country VI |
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Chassis Parameters And Configuration | ||
| Item | Standard Configuration | Optional configuration |
| Chassis Model | EQ6570KS6T Dongfeng Special Vehicle Co., Ltd | — — |
| Transmission | 6-speed | — — |
| Clutch | Diaphragm spring Φ325, clutch power assist | — — |
| Front Axle | (2.3T) 16 disc brake | — — |
| Rear Axle | (4.5T) 16 disc brake | — — |
| Suspension | Number of leaf springs (front/back), front 9/back 11, | 3/4 |
| Steering | Power steering | — — |
| Braking | Pneumatic brake, dryer, exhaust brake, ESC+ABS, wear alarm | 1. Slope exceeding 8.5 degrees. 2. Slope between 5-8.5 degrees and frequent braking for more than 2 kilometers. 3. Slope exceeding 5 degrees, continuous distance exceeding 6 kilometers, speed exceeding 45 km/h. If one of the above conditions is met, a retarder is required |
| Fuel Tank | 90L, fuel tank Protection | — — |
| Tire | 7.00R16LT、 tire pressure monitoring | model: 205/75R17.5 |
| Battery/Generator | 6-QW-105MF x 2/28V/70A (Without air conditioning) | 6-QW-120MF/28V/100A (Equipped with air conditioning) |
| others | Copper water tank, Urea electric heating | Oil circuit heating, centralized lubrication, Condenser, Engine warm-up |
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Main body Assembly | ||
| Item | Standard Configuration | Optional configuration |
| Body structure | Non load bearing type | — — |
| Interior | Ordinary interior, left interior luggage rack, right armrest | Left inner armrest, right inner luggage rack, front and rear horizontal armrest, Air conditioning interior |
| Car doors and door pumps | Pneumatic folding door with anti pinch device (emergency switch for passenger doors inside, outside, and near the driver), driver’s door limit slot | Pneumatic external swing door with anti pinch device |
| Side Windows | The driver’s window is a horse riding side window, with the first and fourth windows on the left and right being the window center windows (emergency windows), and the rest being sliding windows, with a color of F green | Full window middle window structure; The driver’s window is a hollow sliding window, the assistant driver’s window is a hollow middle window, and the rest of the windows are middle windows. |
| Windshield | Front windshield laminated, rear windshield tempered | — — |
| Rearview System | Rabbit ear rearview mirror, interior rearview mirror | Imitation pole reversing mirror |
| Air – conditioning System | — — | Top mounted air conditioner, 14KW |
| Heating System | — — | Simple water heating (two forced radiators with an independent water pump), wall mounted water heating |
| Defroster | Shift defroster 24V, 130W | Optional adjustable 170W defroster |
| Audio-visual System | MP3 player with microphone jack and USB charging port | MP5 system, 15 “/17” color display, MP3 player with USB flash drive, optional SD card |
| Satellite Positioning System | Beidou satellite positioning driving recorder with 5 probes and 7-inch LCD display | external printer |
| Lamp | Front and rear combination lighting fixtures, electrically adjustable low beam height of front headlights, high mounted brake lights | — — |
| Wiper | Electric Wiper | — — |
| Hatch Door | Battery door, fuel tank door, left luggage compartment (luggage restraint device is standard on the side compartment) | — — |
| Seats | 2+2 layout, standard 23 seats, regular passenger seat, DH7 driver’s seat, aisle side seat with armrest as standard | Mid range seats (pull-out armrest) |
| Paint | Domestic solid color paint | Metal paint |
| Others | CAN bus ECU, ordinary floor leather (square grid), flat floor rear compartment sinking (luggage compartment restraint device), half roll sunshade, 2 fire extinguishers (2Kg), 5 safety hammers, automatic glass breaker, engine compartment automatic fire extinguishing device, all car seat belts, DC816A sunroof, electronic clock, air horn, electric fan, all car seats with alarm, removable rear seat headrests, upper armrest, foot pad under clutch pedal, OBD seat, heavy-duty vehicle remote emission terminal T-BOX, curved front and rear parts of water channel, | Low and high floor rear compartment sinking, quartz sand floor leather, aluminum patterned board or iron patterned board or iron wood floor, folding side curtains, full width roller sunshade, remote control lock, simple loudspeaker, electronic station announcement. The liquid heater compartment and retarder need to be equipped with one set of manual and automatic fire extinguishing devices, fabric side window curtains, fabric rear curtain, and ETC vehicle mounted devices. |
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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.

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