Mercedes-Benz C-Class / GLK OM651.921 2.1 CDI Engine

Genuine OEM Mercedes-Benz OM651.921 2.1L / 2,143 cc 4-cylinder turbo-diesel engine, suitable for various C-Class and GLK applications.

Engine code: OM651.921
Displacement: 2,143 cc
Configuration: 4-cylinder turbo diesel
Power: 150 kW / 204 hp
Condition: Used — 89 TK km
Part type: Complete engine / engine assembly

The OM651.921 is documented at 150 kW / 204 hp in applications including the C 250 BlueTec / C 250 d, while the same engine code was also produced in lower-output configurations.

Applications

• Mercedes-Benz C-Class W205 C250 BlueTec / C250 d
• C-Class 4MATIC variants
• Mercedes-Benz GLC X253 C250 d
• Other Mercedes applications using OM651.921

For the GLK X204, however, the 204-hp GLK 250 CDI is generally catalogued with OM651.912, not OM651.921.

Engine Details

• 2.1 CDI / 2.143L
• 4-cylinder inline diesel
• Turbocharged
• 150 kW / 204 hp
• 89,000 km (89 TK)
• OM651.921 engine code

Important: OM651.921 covers multiple power outputs and vehicle configurations. Verify the VIN, engine serial number, RWD/4MATIC configuration, ECU and transmission mounting before installation.

Suggested listing title:
Mercedes-Benz C-Class W205 / GLC OM651.921 2.1 CDI 150kW 204HP Complete Engine 89,000 km