Welcome to Beijing Xintongxin Automobile Maintenance Co., Ltd.

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Authorized Cummins Dealer & Service Center

Genuine & OEM Cummins Engines and Spare Parts

20+ years supplying and repairing Cummins diesel engines — ISF, QSB, QSX15, X15, KTA, N855 — with worldwide shipping and expert technical support.

Authorized Cummins Dealer & Service Center
EPA / Euro / EU Stage Compliant
Worldwide Shipping
In-house Repair & Overhaul

Product Center

20+ years supplying and repairing Cummins diesel engines — ISF, QSB, QSX15, X15, KTA, N855 — with worldwide shipping and expert technical support.

X15 Engine

Cummins X15 Engine

Power400 - 600 hp
Torque1450 - 2050 lb-ft
CertificationEPA 2017, Euro VI
QSF2.8

Cummins QSF2.8

Power506 - 800 hp
Torque1550 - 2508 lb-ft
CertificationEPA Tier 2, EPA Tier 3
X12

Cummins X12

Power280 - 400 hp
Torque1055 - 1700 lb-ft
CertificationEuro V, Euro III, Euro VI, Euro IV
QSB6.7

Cummins QSB6.7

Power168 - 325 hp
Torque520 - 1000 lb-ft
CertificationEPA Tier 4 Final, EU Stage V
Engine QSX15

Cummins Engine QSX15

Power400 - 700 hp
Torque1450 - 2508 lb-ft
CertificationEPA Tier 4 Final, EU Stage V
QSM15

Cummins QSM15

Power250 - 400 hp
Torque860 - 1200 lb-ft
CertificationEPA Tier 3, Euro III/IV/V
L9

Cummins L9

Power260 - 380 hp
Torque860 - 1250 lb-ft
CertificationEPA 2017, Euro VI
QSB 4.5

Cummins QSB 4.5

Power110 - 173 hp
Torque310 - 520 lb-ft
CertificationEPA Tier 4 Final, EU Stage V
2005+

Founded

12000㎡

Plant Area (m²)

20+

Years' Experience

Beijing Xintongxin Automobile Maintenance Co., Ltd.

XTX Engine (Beijing Xintongxin Automobile Maintenance Co., Ltd.) has over 20 years of experience in the Cummins engine industry. As a professional supplier and service provider, we specialize in genuine Cummins engines (ISF, QSB, KTA, N855, etc.) and high-quality spare parts.

Our unique strength lies in our repair and overhaul services. Whether you need to service a marine engine, maintain a generator set, or overhaul an engine for mining equipment, our technical team delivers reliable solutions. We stock a vast inventory of parts including alternators, fuel systems, and overhaul kits, ensuring fast delivery worldwide.

XTX Engine: Your Trusted Partner for Cummins Power Solutions

Expert Repair & Genuine Parts

Global Service for Industrial & Marine Applications

Application Areas

20+ years supplying and repairing Cummins diesel engines — ISF, QSB, QSX15, X15, KTA, N855 — with worldwide shipping and expert technical support.

Heavy-duty Trucks

Heavy-duty Trucks

Excavators

Excavators

Cranes

Cranes

Power Generation

Power Generation

Harvesters

Harvesters

Mining Equipment

Mining Equipment

Construction

Construction

Marine

Marine

Oil & Gas

Oil & Gas

Agriculture

Agriculture