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Mercedes-Benz Diesel Engine 654920 - Image 1
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Mercedes-Benz Diesel Engine 654920

Original price was: 11.133,00 €.Current price is: 10.599,00 €.

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Code 654.920 / OM654
DPF Generation 1.5 (Code 971)
8-Speed DCT Compatible (Code 426)

Restore original efficiency and modern clean-diesel torque to your vehicle with a original Mercedes-Benz Diesel Engine 654920. Tailored for Mercedes-Benz compact MFA2 platform models (CLA, GLA, GLB, and B-Class), this 2.0-Liter OM654 turbocharged inline-4 assembly includes primary fuel and forced-induction attachments—such as the high-pressure fuel pump, turbocharger, exhaust manifold, electronic accelerator adjusting motor, and flywheel.

  • ✔ Included Parts: Turbocharger, High-Pressure Fuel Pump, Exhaust Manifold, Electronic Accelerator Motor & Flywheel
  • ✔ Equipment Options: Valid for Code 426 (8-Speed Dual Clutch), Code 550 (Trailer Hitch) & Code 971 (DPF Gen 1.5)
  • ✔ Vehicle Applications: Mercedes-Benz CLA (C118/X118), B-Class (W247), GLA (H247) & GLB (X247) 180d / 200d / 220d (including 4MATIC)
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Description

Factory Original Mercedes-Benz Diesel Engine 654920 (OM 654.920)

Engineered for maximum thermal efficiency and low emissions, the genuine Mercedes-Benz Diesel Engine 654920 represents the peak of modern German diesel architecture. Sourced for transverse mounting across the Mercedes-Benz compact vehicle line, this 2.0-Liter OM654 engine is equipped to support models with 8-speed automatic dual-clutch transmissions (Code 426), factory trailer hitch configurations (Code 550), and Generation 1.5 Diesel Particulate Filter exhaust systems (Code 971). Supplied with essential turbocharging and high-pressure fuel attachments, this motor is the definitive replacement option for damaged or worn power units. Browse our complete catalog of Mercedes-Benz engines to find precision powertrains for your workshop or fleet.

Engine Code

654.920 / OM654

2.0L Inline-4 Turbo Diesel

Transmission Code

Code 426

8-Speed Automatic DCT

Emissions Level

Code 971

DPF System Generation 1.5

Towing Package

Code 550

Trailer Hitch Equipped

Next-Generation Diesel Engineering: The OM654 Architecture

The introduction of the OM654 engine family marked a monumental shift in Mercedes-Benz diesel development. Built with an all-aluminum crankcase and stepped-recess steel pistons, the Mercedes-Benz Diesel Engine 654920 dramatically reduces weight, internal friction, and noise levels while meeting strict Euro 6d emissions standards. Key technological breakthroughs incorporated into this engine block include:

NANOSLIDE® Cylinder Coating

Twin-wire arc sprayed iron coating on the cylinder walls creates an ultra-smooth surface with microscopic pores for oil retention, reducing friction between piston rings and cylinder wall by up to 50%.

Stepped-Recess Combustion Bowls

Innovative steel piston design with stepped bowl geometry enhances air-fuel mixing, speeds up combustion, and elevates thermal efficiency compared to traditional aluminum pistons.

Integrated Exhaust Gas Recirculation

Multi-way exhaust gas recirculation (EGR) combining high-pressure and low-pressure circuits directly lowers nitrogen oxide (NOx) formation right at the engine block.

Generation 1.5 DPF Integration

Specifically calibrated for equipment Code 971, matching close-coupled exhaust aftertreatment components for rapid catalyst light-off and soot oxidation.

Scope of Delivery & Component Attachment Breakdown

To streamline workshop replacement procedures, this Mercedes-Benz Diesel Engine 654920 assembly comes partial-complete with core peripheral attachments. Review the breakdown below to prepare your installation hardware:

✔ Included in Delivery

  • Exhaust Gas Turbocharger: Factory-mounted turbo unit with actuator controls.
  • High-Pressure Fuel Pump: Common-rail fuel pump capable of extreme injection pressures.
  • Exhaust Manifold: Heat-shielded OEM exhaust manifold manifold manifold runner.
  • Electronic Accelerator Adjusting Motor (Slide): Precision motor assembly controlling throttle positioning.
  • Engine Flywheel: Balanced flywheel pre-fitted to the rear crankshaft flange.

✖ Not Included (Swap from Existing Unit)

  • Starter Motor: Electric starter unit (transfer from donor engine).
  • Alternator: Belt-driven electrical generator assembly.
  • Mechanical A/C Compressor: Refrigerant compressor pump.
  • Hot Film Mass Air Flow Sensor (MAF): Air intake sensor assembly.

Warranty Terms & Professional Installation Requirements

Important Service Hint & Warranty Guidelines:

To ensure complete warranty coverage on your replacement Mercedes-Benz Diesel Engine 654920, the unit must be installed by a certified motor vehicle foreman (master technician or qualified automotive workshop). Installation requirements dictate the full replacement of all engine operating fluids (engine oil, coolant) and engine filters (oil filter, fuel filter, and air filter element) using Mercedes-Benz approved fluids matching MB specifications (e.g., MB 229.52 / MB 229.71). Keep all installation receipts and maintenance records for validation.

Comprehensive Vehicle Compatibility Profile

This OM 654.920 engine variant is compatible with the following Mercedes-Benz compact vehicle models across Coupe, Shooting Brake, MPV, and SUV chassis designations:

Class / Model Line Trim Designation Chassis Model Code Engine / Drive Details
CLA Coupe CLA 180 d / CLA 200 d / CLA 220 d 118310, 118312, 118314 FWD / OM654.920 Turbo Diesel
CLA Coupe 4MATIC CLA 200 d 4M / CLA 220 d 4M 118313, 118315 AWD 4MATIC / OM654.920
CLA Shooting Brake CLA 180 d SB / 200 d SB / 220 d SB 118610, 118612, 118614 FWD / OM654.920 Turbo Diesel
CLA Shooting Brake 4M CLA 200 d 4M SB / 220 d 4M SB 118613, 118615 AWD 4MATIC / OM654.920
B-Class Sports Tourer B 180 d / B 200 d / B 220 d 247010, 247012, 247014 W247 Chassis / FWD
B-Class 4MATIC B 200 d 4M / B 220 d 4M 247013, 247015 W247 Chassis / AWD
GLB Compact SUV GLB 180 d / GLB 200 d / GLB 220 d 247610, 247612, 247614 X247 Chassis / FWD
GLB SUV 4MATIC GLB 200 d 4M / GLB 220 d 4M 247613, 247615 X247 Chassis / AWD
GLA Crossover SUV GLA 180 d / GLA 200 d / GLA 220 d 247710, 247712, 247714 H247 Chassis / FWD
GLA SUV 4MATIC GLA 200 d 4M / GLA 220 d 4M 247713, 247715 H247 Chassis / AWD

Technical Attributes & Option Codes Overview

Engine Model Designation Mercedes-Benz OM 654.920 (654920)
Engine Type & Displacement 1,950 cc (2.0L) Turbocharged Inline-4 Diesel
Equipment Code 426 Dual Clutch Transmission Automatic 8-Speed (8G-DCT)
Equipment Code 550 Trailer Hitch Configuration Support
Equipment Code 971 Exhaust System with DPF Generation 1.5
Block Material Aluminum Crankcase with NANOSLIDE® Coated Cylinder Walls
Injection System Common-Rail Direct Fuel Injection
Product Classification Complete Engines / Engine Long Blocks

Fast Freight Delivery & Workshop Service

All engine units are strapped and crated on heavy-duty pallets to ensure undamaged arrival worldwide. If you need compatibility verification using your vehicle VIN number or want to arrange installation services for your Mercedes-Benz Diesel Engine 654920, connect with our support staff via the Mechron Tech contact desk.