CUMMINS NT855 Diesel Engine
The CUMMINS NT855 is a high-performance 6-cylinder diesel engine with a 14L displacement, featuring a 140 mm (5.5 in) bore and 152 mm (6.0 in) stroke. Designed for durability and efficiency, it incorporates advanced turbocharging technology to deliver optimized fuel consumption and emission performance, ensuring outstanding fuel efficiency.
With its compact structure and easy maintenance, the NT855 is engineered for reliability in demanding applications. Its advanced design enhances longevity and operational stability, making it a trusted choice for heavy-duty use.
Various Application Fields of CUMMINS NT855
The CUMMINS NT855 is a versatile, high-performance engine built for reliability, efficiency, and long-term operation across multiple industries.

The CUMMINS NT855 meets Euro II emission standards, delivering powerful performance for heavy-duty machinery and industrial processes. Its robust design ensures reliable operation in demanding environments, making it ideal for manufacturing, mining, and material handling applications.

With a power output of 187–209 kW (250–280 hp), the CUMMINS NT855 is engineered for bulldozers and other heavy construction equipment.
It excels in harsh working conditions, enhancing productivity and durability on job sites.

Prime Power: Provides continuous electricity supply for industrial plants, commercial facilities, and remote locations.
Standby Power: Ensures uninterrupted backup power for critical infrastructure, including hospitals, data centers, and telecommunications.
What services can ANTAIOS offer?


Complete CUMMINS NT855 Engines
- Custom-Built New Engines – ANTAIOS tailorsthe CUMMINS NT855 to your exact requirements, ensuring optimal performance for your application.
- Seamless Engine Replacement – For existing equipment, ANTAIOS provide direct-fit replacements with minimal downtime, maintaining compatibility and efficiency.
Genuine CUMMINS NT855 Engine Parts
- High Quality Components – All parts are sourced from licensed CUMMNS manufacturers in China, guaranteeing reliability and durability.
- Performance & Longevity – Whether for maintenance or overhaul, our parts meet strict quality standards to keep your engine running at peak efficiency.
From quotation to delivery, our streamlined process ensures a smooth, transparent purchasing experience. Need assistance? Our team is just one call or message away.
How to Get ANTAIOS Services

For Complete Engines: Provide required specifications (power, RPM, application) for your CUMMINS NT855 engine.
For Replacement Engines: Share the original engine’s serial number, nameplate photos, 360° photos, and equipment details.
For Parts Orders: Submit a parts list with the engine nameplate/serial number (or part numbers if unavailable).
ANTAIOS will provide a quotation as soon as possible after receiving your details.

Upon order confirmation, we will sign a detailed Technical Agreement with you, jointly developed based on mutual discussions. This agreement will clearly specify engine technical parameters, supply specifications, key component quality standards, and other negotiated contents.
All subsequent processes—including procurement, production, and testing—will strictly adhere to the agreed Technical Agreement. Upon completion of production, ANTAIOS can provide test videos, performance reports, or other verification documents as stipulated in the agreement to ensure full compliance with your requirements.

Global Shipping: ANTAIOS assist with logistics and provide fumigation-free wooden crate packaging for every CUMMINS NT855 engine.
Pre-Shipment Proof: ANTAIOS will provide packaging photos before the dispatch of the CUMMINS NT855.
After receiving your CUMMINS NT855 engine, if you have any questions, require installation support, or need after-sales service, please contact our service team.
- For Construction
| Model | Bore/stroke(mm) | Rated Power(kw) | Rated Power(hp) | Rated Speed(rpm) |
| NT855-C250 | 140/152 | 187 | 250 | 2100 |
| NT855-C280 | 140/152 | 209 | 280 | 2100 |
Related Product
How can I contact you?
You can send inquiries directly or reach out to us via email, phone call, or messaging platforms WhatsApp. We strive to respond promptly.
Normally speaking, there is no MOQ
Standard delivery: 5-7 weeks
The rated speed of the CUMMINS NT855 engine is about 2100r/min.
12-month warranty on all complete new engines.







