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The Dongfeng Chaolong EQ6731LTN Bus (Natural Gas National V Emission Standard, 24-31 Seats) is a medium-sized gas-powered bus under Dongfeng Chaolong. Designed for passenger transport, tourism, and group travel, it features a natural gas powertrain that meets the National V emission standards, balancing environmental friendliness and operational economy, making it suitable for medium- and short-distance passenger transport.
Dimensions: Length 7320mm, Width 2400mm, Height not specified (approximately 2.9-3.1 meters for similar series models). GVW 5.8-6.0 tons, Gross Vehicle Weight 9.6 tons. It utilizes a semi-unibody structure.
Powertrain: Equipped with a Yuchai YC4G180N-50 or Weichai WP4.1Q150E50 natural gas engine, with power output of 110-125 kW, displacement of 3.8-4.1 L, a top speed of 69 km/h, and emissions that meet the National V standard (GB17691-2005).
Seating: Flexible seating configurations from 24 to 31 seats, with standard bus seating (23+1), and optional swing-out doors or sliding windows.
Safety: Standard ABS (Guangzhou Kemi CM4XL-4S/4K), a satellite-based driving recorder, and an emergency door. The vehicle has passed multiple safety certifications.
Comfort: Optional roof-mounted air conditioning (approximately 3.1 meters tall), an MP3 player (supports USB flash drive/SD card expansion), dual-sweep electric wipers, a 24V defroster (130W), and a half-width sunshade.
The Dongfeng Chaolong EQ6731LTN bus (natural gas National V 24-31 seats) is suitable for scenarios such as urban bus shuttles and tourist group transportation. The natural gas fuel design can reduce operating costs while meeting environmental regulations.
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Vehicle parameters/information |
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Announcement Model |
EQ6731LTN |
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use |
Passenger bus, tourist bus, group bus |
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Body length |
7320mm |
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Body width |
2250mm |
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Ride height |
2850,3060mm |
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Vehicle quality |
5200,5400kg |
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Total mass |
8000kg |
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Body structure |
Non-load-bearing |
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Number of seats |
24-31 |
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Maximum speed |
100km/h |
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Air conditioning system |
Optional Pine roof-mounted air conditioner, 15KW |
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Audiovisual system |
MP3 player, optional MP4 or MP5 car hard disk player, manual folding display |
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Auxiliary configuration |
24V, 130W defroster (optional 170W), standard seats (24 seats), electric wipers, front and rear combination lights, half-width sunshade, 700-inch sunroof, electric fan, interior mirror, fire extinguisher |
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Engine/motor parameters |
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engine |
NQ140BN5,YC4D140N-50 |
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Engine power |
103,103kW |
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displacement |
3759,4214mL |
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Engine brand |
Geely Sichuan Commercial Vehicle Co., Ltd., Guangxi Yuchai Machinery Co., Ltd. |
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Emission standards |
GB11340-2005, GB18285-2005, GB17691-2005 National V |
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Chassis parameters/configuration |
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Chassis model |
EQ6690KN5AC Class III Dongfeng Motor Corporation |
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Front and rear suspension |
1220/2300mm |
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Number of springs |
9/11 |
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gearbox |
5+1 gears, optional 6+1 gears, flexible shaft drawing control |
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clutch |
Single-piece dry type Ф330mm, Ф350mm (YC4D), hydraulic remote control, gas power assist |
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Number of axes |
2 |
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wheelbase |
3800mm |
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Axle load |
2900/5100kg |
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Front track |
1854mm |
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rear track |
1628mm |
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Approach departure angle |
16/12° |
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tire |
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Number of tires |
6 |
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Specification |
8.25-16,8.25R16,8.25-16LT,8.25R16LT,9.5R17.5 |
