Mercedes A B Class W169 W245 Front Left N/S Axle Drive Half Shaft A1693607172

Mercedes A B Class W169 W245 Front Left N/S Axle Drive Half Shaft for Mercedes A and B Class W169/W245 models is an original drivetrain component designed for installation on the front axle on the driver's side. This used part from dismantling allows for a technically sound and cost-effective repair of the drivetrain, maintaining factory-spec fitment for this specific generation of Mercedes.

Specifications and technical data

• SKU: A1693607172
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1693607172
• Substitutable numbers: A1693607172, A 169 360 71 72, A1693603972, A 169 360 39 72, KZ
• Location on the vehicle: Front, Left
• Category: Driveshafts

Purpose and function in the drivetrain

The described drive shaft belongs to the Drive Shafts category and operates in the front part of the vehicle, on the left side. It is responsible for the stable transmission of torque from the transmission to the wheel, ensuring smooth starting, acceleration, and predictable vehicle behavior during cornering and suspension travel.

The dedicated fitment for the W169/W245 platform ensures the correct length, geometry, and mounting points, which minimizes the risk of vibrations, noise, or accelerated wear of mating components in the drivetrain.

Benefits of using an original drive shaft

Using an original drive shaft from dismantling in a Mercedes A or B Class helps maintain the structural integrity of the entire drivetrain. Designed specifically for operation on the front left side, the component maintains proper interaction with the CV joints, hub, and gearbox, which translates into:

• stable power transmission at various suspension operating angles,
• reduction of unwanted vibrations and knocking during driving,
• proper compatibility with factory seals and mounts.

For the user, this means more predictable vehicle handling and reduced stress on other drivetrain components.

Selection, compatibility, and technical aspects

The drive shaft intended for front left installation in a Mercedes A/B Class W169/W245 should be selected based on the OEM part number and interchangeable numbers, which allows for confirming full compatibility with a specific engine and drivetrain version. Proper selection is crucial for maintaining alignment, correct CV joint operation, and the durability of the entire system.

Before installation, it is recommended to verify compatibility with the vehicle's service documentation and inspect the condition of mating components (hubs, bearings, mounts) to avoid the need for further drivetrain intervention shortly after replacement.

Condition, installation, and practical tips

A used drive shaft for a Mercedes A/B Class is a cost-effective solution, especially for repairs of vehicles used intensively or with higher mileage. Before installation, it is worth having a mechanic check the operating clearances, CV joint boots, and seals to ensure the longest and most trouble-free operation possible.

Professional installation, maintaining the correct bolt tightening torque, proper seating in the gearbox and hubs, and venting any mating components (if required), reduces the risk of subsequent vibrations and leaks. This is particularly important in cars where the drivetrain operates under variable urban and extra-urban loads.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Mercedes and need other components from the same group, such as half shafts, CV joints, or complete drive shafts, check the available parts in the Mercedes Drive Shafts category.

More knowledge about the drivetrain and component selection

For drivers who want to better understand the relationships between the drive axle, differential, and half shafts, as well as the impact of gear ratios on driving characteristics, the following guide will be useful: Dismantled drive axles and differentials – how to choose gear ratios for your driving style. This is a practical supplement to your knowledge when planning repairs and upgrades to the drivetrain in Mercedes passenger cars.