EQ6738LT6N | Dongfeng Gas Bus
EQ6738LT6N is a medium sized bus produced by Dongfeng Special Automobile Co., Ltd., with a length of about 6.7 meters (the model number 6738 corresponds to the length parameter). The vehicle is developed based on a mature Class II chassis, using conventional fuel power (or optional natural gas), with a total mass of about 7-8 tons, a curb weight of about 4-5 tons, and a rated passenger capacity of 10-19 people, taking into account both passenger efficiency and economy. Its wheelbase design is compact (about 3300-3800mm), with a small turning radius, suitable for narrow roads, and the chassis structure has been optimized to enhance the load-bearing stability, and has flexible adaptability to urban and rural transportation scenarios.
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 EQ6738LT6N Gasoline Bus
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It adopts the new 2020 body appearance, chrome grille, integrated combination headlights, rabbit ear rearview mirror (optional imitation baking rearview mirror), top luxury air conditioning, hydraulic power steering, clutch power, steering wheel adjustable up and down, front and back, air brake, speed limiter, sponge comfortable seat, and full car seat belts.
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The body layout takes into account the large gas cylinder volume and interior space, with excellent cruising range, and the interior space can also meet the 29-seat medium-sized and intermediate layout.
Technical Specifications
| Total Length (mm): | 7340 |
| Total Width (mm): | 2280 |
| Total Height (mm): | 2875/3010 |
| Interior Height of Compartment (mm): | 1900 |
| Wheelbase (mm): | 4000 |
| Front Suspension / Rear Suspension (mm): | 940/2400 |
| Approach/Departure Angle (°): | 22/11 |
| Rated Total Mass (kg): | 7950 |
| Maximum Number of Occupants (persons): | 24-29 |
| Maximum Speed (km/h): | 100 |
| Tire Specification: | 1830/1670 |
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.
- Gas-powered 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) |
| EQ6738LT6N | 7340 | 2280 | 32875/3010 | 100 | 7950 |
| EQ6608LT6N | 5990 | 2280 | 2890/2930/3040 | 100 | 6300 |
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Basic information of Dongfeng EQ6738LT6N motor |
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| Engine Model | YCS04140N-62 | Engine Manufacturer | yuchai |
| Location/Fuel Type | Front end/NG | Engine type | Vertical, inline, water-cooled, four stroke, turbocharged intercooler, electronically controlled high-pressure common rail (BOSCH) |
| Maximum power（Kw） | 103 | Maximum Torque（Nm/rpm） | 500 |
| Displacement (ml) | 4156 | emission standard | country VI |
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Chassis Parameters And Configuration |
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| Item | Standard Configuration | Optional configuration |
| Chassis Model | EQ6650KN6AC Dongfeng Motor Co., Ltd | — — |
| Transmission | FST6DS50T | — — |
| Clutch | Single piece dry diaphragm spring, pneumatic assistance | — — |
| Front Axle | Dongfeng Dena axle (2.95T) 16 disc brake | — — |
| Rear Axle | Dongfeng Dena axle (5T) 16 disc brake | — — |
| Suspension | Number of leaf springs (front and back), front 9/back 11 | 3/4 |
| Steering | Power steering | — — |
| Braking | Air 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 | CNG: There are 140L fuel tanks on the left and right, and an 80L fuel tank in front of the rear compartment | CNG: There are 140 liter fuel tanks on each side, and two 80 liter fuel tanks in front of the rear compartment; LNG: 275L |
| Tire | 7.50R16LT-14PR (Vacuum tire), tire pressure detection | 215/78R17.5-14PR |
| Battery/Generator | 6-QW-105MF x 2/28V/80A | 6-QW-120MF x 2/28V/120A, 28V 150A |
| others | Copper water tank (forced cooling fan) | centralized lubrication, Condenser |
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Main body Assembly |
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| Item | Standard Configuration | Optional configuration |
| Body structure | Non load bearing type | — — |
| Interior | Ordinary interior, left inner luggage rack, right inner | Left inner armrest, right inner luggage rack, front 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 swing door with anti pinch device |
| Side Windows | The driver’s window is a horse riding side window, the second left and third right side windows are external emergency windows, the fourth left and right side windows are window center windows, and the rest are sliding windows, with a color of F green | Full window middle window; Driver’s hollow sliding window and co driver’s hollow middle window |
| Windshield | Front windshield laminated, rear windshield tempered | — — |
| Rearview System | Manual reversing mirror, endoscope | Imitation pole reversing mirror |
| Air – conditioning System | Electric fan | Top mounted air conditioner, 16KW |
| Heating System | — — | Optional heater YJ-Q16.3, simple water heating (equipped with two forced radiators), optional wall mounted water heating |
| Defroster | Shift defroster 24V, 130W | Optional internal and external circulation 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 | The Beidou satellite positioning driving recorder has storage and upload functions (dual 32GB SD cards) with 5 probes and a 7-inch LCD display (1.Monitor the driver, 2.Monitor the passenger door, 3.Monitor the passenger area from front to back, 4.Monitor the road ahead, 5.Reverse monitoring. | external printer |
| Lamp | Front and rear combination lighting fixtures, front headlights with low beam height adjustment,HIGH MOUNT STOP LAMP | — — |
| Wiper | Electric Wiper | — — |
| Hatch Door | Battery compartment door, gas cylinder compartment door | Luggage compartment door |
| Seats | 2+2 layout, 29 seats (medium to mid size), regular passenger seats (aisle side seats with standard armrests), DH7 driver’s seat | Mid range seats (pull-out armrests), shock absorber driver’s seat |
| Paint | Domestic solid color paint | Metal paint |
| Others | Engine speed limit is 99km/h; Ordinary floor leather (square grid), flat floor, rear compartment sinking (luggage compartment restraint device), half roll sunshade, 2 fire extinguishers (2KG), 6 safety hammers, detachable headrests for the rear five seats, automatic windshield breaker for the rear windshield, seat with alarm (driver’s seat sound and light alarm), DC816A sunroof, gas horn, mechanical mysterious electric switch, automatic fire extinguisher for the engine compartment, car armrest, gas leak alarm device, electronic clock, CAN bus ECU, foot pad under the clutch pedal, OBD seat, heavy-duty vehicle remote emission terminal T-BOX, gas leak alarm. | High and low floor, quartz sand floor leather, aluminum patterned board or iron patterned board or iron wood floor, side luggage compartment (with luggage compartment restraint device), folding side curtains, full width voucher tube sunshade, remote control lock, simple loudspeaker, electronic station announcement, DC816B ventilation sunroof, temperature display electronic clock, ETC car mounted device. |
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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.
Engine Sale Manual
Installation Drawing
Installation Manual
Operation Manual
Parts Catalogue
