Audi A4 B9 A5 F5 Q7 4M Crankshaft Crank Shaft 3.0 TDI DPXA Diesel 059105019BD

Audi A4 B9 A5 F5 Q7 4M 3.0 TDI DPXA Diesel Crankshaft is an original part from the crankshafts category, designed for 3.0 TDI diesel engines. The product is used, allowing for an economical yet technically sound repair of the engine unit in Audi vehicles.

Specifications and technical data

• SKU: 059105019BD
• Mark: Audi
• Condition: Used
• OEM Part Number: 059105019BD
• Substitutable numbers: 059105019BD, 059 105 019 BD
• Fuel type: Diesel
• Category: Crankshafts

Purpose and Compatibility

The presented crankshaft has been designed for use in Diesel engines found in Audi A4 B9, A5 F5, and Q7 4M models with the 3.0 TDI DPXA unit. The construction meets the manufacturer's factory requirements, which contributes to maintaining the correct geometry of the crankshaft-piston system and stable engine operation across the full load range.

By adhering to the original specifications, the crankshaft ensures:

• proper piston guidance and even force distribution in the diesel engine,
• adequate stiffness of the crankshaft system under the high torque characteristic of the 3.0 TDI,
• consistency with the factory parameters of the DPXA unit, facilitating diagnostics and further servicing.

Technical Characteristics of the Crankshaft

The crankshaft belongs to the group of precision components responsible for converting the reciprocating motion of pistons into rotational motion. For Audi 3.0 TDI Diesel engines, the following are particularly important:

• appropriately shaped main and connecting rod journals, ensuring stable support in bearings,
• maintained concentricity of all journals, crucial for reducing vibrations and noise,
• oil passages adapted to the requirements of the diesel engine lubrication system,
• balancing profile matched to the characteristics of the 3.0 TDI unit.

This type of construction promotes stable RPMs, proper operation of the crankshaft-piston system, and predictable engine behavior during dynamic driving.

Application in the 3.0 TDI Diesel Engine

3.0 TDI diesel engines generate high torque from low RPMs, requiring the crankshaft to have adequate fatigue strength. Using an original crankshaft in the DPXA unit allows for:

• maintaining factory torque and power parameters while preserving engine smoothness,
• stable cooperation with the crankshaft-piston system and the lubrication system,
• reducing the risk of improper balancing, typical of aftermarket parts of uncertain origin.

For Audi A4 B9, A5 F5, and Q7 4M owners, this means the possibility of restoring engine functionality while maintaining compliance with the manufacturer's design.

Condition, Verification, and Benefits of Installing a Used Crankshaft

The offered part is used, which allows for reduced repair costs compared to new OEM components. At the same time, with proper workshop verification, such a crankshaft can be successfully used in professional engine rebuilds. In practice, this means:

• an attractive price-to-functionality ratio while maintaining the original design,
• applicability in major overhauls of 3.0 TDI DPXA units,
• better operational predictability than many low-cost aftermarket alternatives.

Before installation, standard workshop procedures are recommended, such as dimensional inspection, checking journal surfaces, and verifying the need for grinding, in accordance with diesel engine repair technology.

Other Audi Crankshafts and Knowledge about Used Parts

If you are looking for other Audi crankshafts compatible with specific models and engine versions, check out our Audi crankshafts category, where you will find a wide selection of original parts for various Audi powertrains.

When planning an engine overhaul or a more extensive car modernization, it is worth learning about best practices for selecting used components. Read the article Second Life for Youngtimers – How Used Car Parts Rejuvenate Cars from 1998–2012 to better understand how to consciously utilize used components in Audi cars and other makes.