Description
Product Overview
Part Name: Engine Crankshaft
Part Numbers: 407-030-2101 / 407-030-2401 / 4070302101 / 4070302401
Vehicle Compatibility: Suitable for Mercedes-Benz NG-series, SK-series, and early Actros heavy-duty trucks equipped with the OM407 diesel engine, manufactured between 1980–2024. This crankshaft matches OEM specifications for journal size, stroke, counterweight geometry and lubrication structure used in OM407 engine families.
Configuration: Heavy-duty forged steel crankshaft with precision-ground bearing journals, polished surfaces, balanced counterweights and reinforced oil-flow channels engineered to provide stable rotation and long-term durability under demanding commercial loads.
Function: Converts piston motion into rotational torque, ensuring smooth combustion, stable engine timing, strong torque delivery, reduced vibration and reliable long-term performance in Mercedes OM407 diesel engines.
Technical Specifications
Type: Diesel engine crankshaft
Material: Heat-treated forged alloy steel with hardened and polished journal surfaces
Application: Fits Mercedes-Benz trucks powered by the OM407 engine using crankshaft numbers 4070302101 / 4070302401
Cross-Reference: Compatible with crankshafts sharing identical stroke length, bearing journal diameter, counterweight design and mounting specifications across the OM40x diesel engine family
Installation: Replace during full engine overhaul or when vibration, worn journals, cracking, scoring, low oil pressure or bottom-end imbalance is present
Service Interval: Recommended during bottom-end rebuilds or when lubrication failure, wear or timing deviation affects engine performance
Delivery & Availability
Stock Options: Crankshafts available in ready stock
Delivery Time: 3–7 days internationally
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