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BFCEC X-Series Cummins
The X-Series: Versatility Meets Power
From tractors and dump trucks to specialized vehicles, the X-Series (X11–X15, X12N Gas) dominates every terrain. We’ve engineered these engines to excel in two key sectors:
Efficient Logistics: Delivering precision and reliability for cold chain, hazardous chemicals, and express delivery.
Heavy-Duty Construction: Providing unstoppable torque for mining, urban waste, heavy-load transport, and mixer trucks.
Whatever the mission, the X-Series delivers.
| Engine | Number of Cylinders | Displacement | power(kw) | Torque(N•m) | Length*width*height(mm) | Weight (KG) | Emission |
| X11 | In-line six-cylinder | 10.5L | 205-250 | 1420-1800 | 1487*898*1051 | 831 | Euro 5 / Euro Vl |
| X12 | In-line six-cylinder | 11 .8L | 265-375 | 1900-2300 | 1487*898*1051 | 851 | Euro 5 / Euro Vl |
| X13 | In-line six-cylinder | 12.9L | 382-412 | 2400-2600 | 1487*898*1051 | 915 | Euro 5 /Euro Vl |
| X15 | In-line six-cylinder | 14.5L | 391-421 | 2237 – 2779 | 1487*898*1051 | 1430 | Euro 5 /Euro Vl |
| X11 Engineering Edition | In-line six-cylinder | 10.5L | 205-250 | 1420-1800 | 1487*898*1051 | 843 | Euro 5 / Euro Vl |
| X12 Engineering Edition | In-line six-cylinder | 11.8L | 265-375 | 1900-2300 | 1487*898*1051 | 885 | Euro 5 / Euro Vl |
| X12N | In-line six-cylinder | 11 .8L | 250-279 | 1500-1700 | 1487*990*1051 | 842 | Euro 5 / Euro Vl |
BFCEC X11 Series Series Engines
X-series X11


X11 Series Specification
| type | In-line 4-cylinder |
| Displacement(L) | 10.5 |
| Maximum Power (KW) | 205-250 |
| Maximum Torque (Nm) | 1420-1800 |
| Dry Weight(Kg) | 1487 |
| Length (mm) | 898 |
| Width (mm) | 1051 |
| Height (mm) | 831 |
| Engine | Maximum Power HP | Maximum Torque Nm | Emission |
| X11NS6B360 | 360 | 1800N.m | Euro Vl |
| X11NS6B320 | 320 | 1600N.m | Euro Vl |
| X11NS6B400 | 400 | 2000N.m | Euro Vl |
| X11NS6B290 | 290 | 1450N.m | Euro Vl |
BFCEC X12 Series Engines
X-series 12L


X12 Series Specification
| type | In-line 4-cylinder |
| Displacement(L) | 11.8 |
| Maximum Power (KW) | 265-375 |
| Maximum Torque (Nm) | 1900-2300 |
| Dry Weight(Kg) | 1487 |
| Length (mm) | 898 |
| Width (mm) | 1051 |
| Height (mm) | 806 |
| Engine | Maximum Power HP | Maximum Torque Nm | Emission |
| X12NS6B490 | 490 | 2300N.m | Euro Vl |
| X12NS6B470 | 470 | 2300N.m | Euro Vl |
| X12NS6B520 | 520 | 2300N.m | Euro Vl |
| X12NS6B440 | 440 | 2200N.m | Euro Vl |
| X12E5-460 | 460 | 2300N.m | Euro V |
| X12E5-430 | 430 | 2200N.m | Euro V |
| X12NS6B410 | 410 | 2100N.m | Euro Vl |
| X12NS6B360 | 360 | 1900N.m | Euro Vl |
| X12 Engineering Edition | 510 | 2300N.m | Euro V |
| X12NS6B380 | 380 | 2000N.m | Euro Vl |
| X12E5-490 | 490 | 2300N.m | Euro V |
| X12E5-400 | 400 | 2100N.m | Euro V |
| X12E5-380 | 380 | 2000N.m | Euro V |
| X12E5-360 | 360 | 1900N.m | Euro V |
| X12E5-510 | 510 | 2300N.m | Euro V |
BFCEC X13 Series Engines
X-series 13L


X13 Series Specification
| type | In-line 4-cylinder |
| Displacement(L) | 12.9 |
| Maximum Power (KW) | 265-375 |
| Maximum Torque (Nm) | 1900-2300 |
| Dry Weight(Kg) | 851 |
| Length (mm) | 1487 |
| Width (mm) | 898 |
| Height (mm) | 1051 |
| Engine | Maximum Power HP | Maximum Torque Nm | Emission |
| X13NS6B520 | 520 | 2600N.m | Euro V |
| X13NS5-560 | 560 | 2600N.m | Euro V |
| X13NS6B580 | 580 | 2600N.m | Euro Vl |
| X13 | 560 | 2600N.m | Euro V |
| X13NS5-520 | 520 | 2600N.m | Euro V |
| X13NS6B560 | 560 | 2600N.m | Euro Vl |
| X13NS6B540 | 540 | 2600N.m | Euro Vl |
| X13NS6B510 | 510 | 2500N.m | Euro Vl |
| X13NS6B480 | 480 | 2400N.m | Euro Vl |
BFCEC X15 Series Engines
X-series 15L


X15 Series Specification
| type | In-line 4-cylinder |
| Displacement(L) | 14.5 |
| Maximum Power (KW) | 391-421 |
| Maximum Torque (Nm) | 2237-2779 |
| Dry Weight(Kg) | 1480 |
| Length (mm) | 1487 |
| Width (mm) | 898 |
| Height (mm) | 1051 |
| Engine | Maximum Power HP | Maximum Torque Nm | Emission |
| X15NS6B660 | 660 | 3200N.m | Euro Vl |
| X15NS6B680 | 680 | 3200N.m | Euro Vl |
| X15NS6B620 | 620 | 3200N.m | Euro Vl |
Engine Overview
Cummins X Series engines are high-performance heavy-duty diesel engines developed by Cummins and manufactured by Beijing Foton Cummins Engine Company (BFCEC). These engines are designed for modern heavy-duty trucks and transportation equipment requiring high torque, fuel efficiency, and long service life.
The Cummins X Series engine family includes X11, X12, X13, and X15 platforms, covering displacement ranges from 10.5 liters to 14.5 liters and delivering power outputs from approximately 280 horsepower to over 680 horsepower.
These engines are widely used in heavy tractor trucks, dump trucks, mixer trucks, and long-distance logistics vehicles.
X-Series Engine Models
| Engine Model | Displacement | Power Range | Max Torque |
|---|---|---|---|
| X11 | 10.5L | 280-400 HP | 1420-1800 Nm |
| X12 | 11.8L | 360-520 HP | 1900-2300 Nm |
| X13 | 12.9L | 480-580 HP | 2400-2600 Nm |
| X15 | 14.5L | 620-680 HP | up to 3200 Nm |
- X11 engine provides up to 400 HP and 1800 Nm torque.
- X12 engine delivers up to 520 HP with 2300 Nm torque.
- X13 engine can reach 580 HP and 2600 Nm torque.
- X15 engine provides up to 680 HP and 3200 Nm torque.
Long-Haul Truck Engines
- X12
- X13
Features:
- High fuel efficiency
- High-Speed Logistics Transport
Heavy-Load Truck Engines
- X13
- X15
Features:
- High Torque Output
- Suitable for mining transport
Construction Transport Engines
- X11 engineering edition
- X12 engineering edition
Features:
- Suitable for Construction Vehicles
- Concrete Mixer Truck
Application Scenarios
Long-Distance Logistics
Cummins X Series engines provide reliable power for heavy tractor trucks used in long-distance freight transportation.
Mining Transportation
High torque output makes these engines suitable for mining trucks and heavy-load transport vehicles.
Construction Transportation
Used in dump trucks, mixer trucks, and construction transport equipment.
Specialized Vehicles
Also applied in hazardous chemical transport and cold chain logistics vehicles.
FAQ
What is the Cummins X Series engine?
The Cummins X Series is a heavy-duty diesel engine platform designed for modern truck and logistics transportation applications.
What vehicles use Cummins X Series engines?
These engines are widely used in tractor trucks, dump trucks, mixer trucks, mining trucks, and heavy transport vehicles.
What is the power range of Cummins X Series engines?
Cummins X Series engines typically deliver power outputs from about 280 HP to over 680 HP, depending on the engine model.

