DM-46B | Dongfeng All-wheel drive Bus
The DM-46B is a 4×4 all-terrain passenger bus built for personnel transport in the world’s most demanding environments. On a heavy-duty ladder frame with a 3,600 mm wheelbase it measures 7,360 × 2,370 × 3,260 mm and seats 21 + 2. A Cummins B190 33 six-cylinder diesel delivers 140 kW (≈190 hp) from 5.9 litres, matched to a 12-speed manual gearbox and a two-speed transfer case for permanent all-wheel drive.
Off-road capability is engineered in: 315 mm minimum ground clearance, 550 mm wading depth, 435 mm obstacle crossing height, approach / departure angles of 23° / 20°, semi-elliptic leaf springs (10 / 9) and 3.5 t rated front and rear axles on 12.5R20 tyres with a spare wheel carrier. A 160 L fuel tank and a 1,820 mm stand-up cabin keep long shifts at remote sites practical.
The vehicle is supplied with bus air-conditioning, emergency roof escape hatch, leather seats, multimedia system, reversing camera, driving recorder, exterior luggage compartment, roof luggage rack, protective body rails and a water tank as standard. Right-hand drive, custom liveries and fleet configurations are available on request.
Advantages of DuraMac DM-46B All-Terrain Passenger Bus
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Permanent 4×4 drive: two-speed transfer case (high / low range) with 3.5 t rated front and rear axles — traction on mud, sand and flooded sections.
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Cummins power: 5.9 L six-cylinder B190 33 diesel, 140 kW (≈190 hp), 12-speed manual gearbox, backed by the worldwide Cummins service network.
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Real off-road geometry: 315 mm ground clearance, 550 mm wading depth, 435 mm obstacle crossing height, 23° / 20° approach and departure angles.
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Stand-up cabin: 1,820 mm interior height, panoramic windows, roof luggage rack and exterior luggage compartment for crew kit.
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Built for remote fleets: heavy-duty ladder frame, 10 / 9 leaf springs, 160 L fuel tank, 21 + 2 leather seats, reversing camera and driving recorder as standard.
Technical Specifications
| Total Length (mm) | 7,360 |
| Total Width (mm) | 2,370 |
| Total Height (mm) | 3,260 |
| Interior Standing Height (mm) | 1,820 |
| Wheelbase (mm) | 3,600 |
| Track (mm) | 1,876 |
| Approach / Departure Angle (°) | 23 / 20 |
| Minimum Ground Clearance (mm) | 315 |
| Wading Depth (mm) | 550 |
| Obstacle Crossing Height (mm) | 435 |
| Gross Vehicle Weight (kg) | 7,910 |
| Curb Weight (kg) | 6,920 |
| Seating Capacity | 21 + 2 |
| Fuel Tank Capacity (L) | 160 |
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
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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 |
| EQ6820ZT3D | 8200 | 2380 | 3250 (With full roof air conditioner) | 100 | 12000 |
| EQ6680ZT | 6800 | 2280 | 2980 (Regular Sunroof) / 3020 (Ventilation Sunroof) / 3155 (Full Roof A/C) | 100 | 8150 |
| DM-46B | 7360 | 2370 | 3260 | - | 7910/6920 |
| DM-66B | 7785 | 2240 | 3100 | 85 | - |
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Basic information of DM-46B motor |
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| Engine Model | Cummins B190 33 | Rated Power | 140 kW (≈190 hp) |
| Displacement (L) | 5.9 | Cylinders | 6-cyl. diesel |
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Chassis Parameters And Configuration
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| Item | Standard Configuration | Optional configuration |
| Drive Configuration | 4×4 all-wheel drive | — — |
| Chassis Frame | Heavy-duty ladder frame | — — |
| Transmission | Manual, 12 forward speeds | — — |
| Transfer Case | 2-speed (high / low range) | — — |
| Front Axle | 3.5 t | — — |
| Rear Axle | 3.5 t | — — |
| Suspension | Semi-elliptic leaf springs (10 / 9) | — — |
| Tires | 12.5R20 (4 + 1 spare) | — — |
| Fuel Tank | 160 L | — — |
| Others | Reinforced front protective bumper; sealed electrical system and high-mounted air intake for deep water wading | Right-hand drive, fleet configuration |
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Main body Assembly |
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| Item | Standard Configuration | Optional configuration |
| Body Structure | Cab-over integral welded body on heavy-duty ladder frame | — — |
| Interior Standing Height | 1,820 mm | — — |
| Side Windows | Large panoramic windows | — — |
| Rearview System | Reversing camera | — — |
| A/C System | Bus air-conditioning | — — |
| Audio-visual System | Multimedia system | — — |
| Compartments | Exterior luggage compartment, roof luggage rack | — — |
| Seats | 21 + 2 seats, leather upholstery | — — |
| Paint | — — | Custom colours and liveries available |
| Others | Emergency roof escape hatch, driving recorder, protective body rails, spare-tire carrier, water tank | — — |
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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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