Mercedes R172 Rear Axle Driveshaft Drive Shaft Left N/S A1723509301

Mercedes R172 Rear Axle Driveshaft Drive Shaft Left N/S is an original drivetrain component designed for installation on the rear axle on the driver's side. Thanks to its factory design, Mercedes ensures precise fitment, stable torque transmission, and consistency with other drivetrain components, which is crucial for the durability of the drive axle and driving comfort.

Specifications and technical data

• SKU: A1723509301
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1723509301
• Substitutable numbers: A1723509301, A 172 350 93 01
• Location on the vehicle: Rear, Left
• Part type: Driveshaft
• Category: Driveshafts

Purpose and function in the drivetrain

The presented rear left driveshaft is the component responsible for transmitting power from the differential to the wheel on the driver's side. Its location on the vehicle (rear, left side) allows for clear identification of the part during selection and installation, which reduces the risk of errors during service. Thanks to a design consistent with factory Mercedes standards, the shaft works with the original differential and wheel hub, ensuring:

• stable load transmission under typical road conditions,
• proper operation of the joints at varying suspension angles,
• preservation of the vehicle's factory handling characteristics.

Original Mercedes part – benefits of use

Choosing an original Mercedes driveshaft from the Driveshafts category is the preferred solution in professional service because it:

• ensures compliance with factory dimensional tolerances,
• maintains the correct geometry of the drivetrain,
• minimizes the risk of vibrations and unwanted play during driving. By using a used OEM part, you maintain material and structural consistency with other drivetrain components, which is particularly important during differential and drive axle repairs. If you want to better understand why original drivetrain components are a safer choice than random replacements, check out the article on the advantages of used OEM axles and differentials over unreliable replacements.

Location: rear – left side of the vehicle

Precise determination of the location on the vehicle (rear, left side) facilitates part selection for repairs such as:

• shaft replacement after mechanical damage or corrosion,
• elimination of play and knocking in the rear suspension area,
• differential service combined with half-shaft inspection. Such location marking allows the mechanic to quickly verify compatibility with the specific suspension and drivetrain configuration of a given Mercedes R172, which shortens repair time and reduces the risk of re-disassembly.

Condition and service application

The item is offered as a used part, which is a cost-effective solution while maintaining the manufacturer's factory specifications. This type of component is often chosen for:

• repairs of vehicles used intensively,
• restoring drivetrain efficiency after a differential failure,
• service where maintaining the original Mercedes design is a priority. A used OEM driveshaft is a reasonable compromise between price and durability, especially when you want to maintain the factory operating characteristics of the drivetrain without experimenting with unreliable replacements.

Complementary service work and further diagnostics

When replacing the rear left driveshaft, it is worth checking the condition of the differential, seals, and suspension components at the same time to avoid returning to the same repair area in a short time. If you want to expand your knowledge on the comprehensive maintenance of running gear and related components, the guide on the construction and service of key suspension elements may be helpful. By selecting this driveshaft for your Mercedes, you are opting for consistency with the factory drivetrain design, which translates into predictable vehicle behavior, proper cooperation with the differential, and stable operation of the entire rear axle.