Audi A3 8P 2.0 TDI BMN Quattro Rear Axle Differential KJT 0AV525010L WARRANTY

Listing details

The differential is sold with a 90-day warranty! It was tested before removal and is in full working order.

Audi A3 8P 2.0 TDI BMN Quattro Rear Axle Differential KJT is an original drivetrain component from the Differentials category, designed for the rear axle in four-wheel-drive versions. This solution is engineered for stable torque transfer in vehicles equipped with a diesel engine and a manual transmission. Using this differential allows for a technically sound repair of the drivetrain while maintaining factory performance characteristics.

Specifications and technical data

• SKU: 0AV525010L
• Mark: Audi
• Condition: Used
• OEM Part Number: 0AV525010L
• Substitutable numbers: 0AV525010L, 0AV 525 010 L
• Location on the vehicle: Rear
• Fuel type: Diesel
• Gearbox type: Manual
• Category: Differentials

Purpose and function in the drivetrain

The presented rear axle differential is dedicated to Audi A3 8P models with a diesel engine and Quattro drive, where it is responsible for distributing power to the rear wheels. The component works in conjunction with a manual transmission, ensuring predictable vehicle behavior during acceleration, engine braking, and cornering. Using the correct differential is crucial for maintaining the proper geometry of the entire drivetrain and reducing unwanted vibrations.

Compatibility with Quattro drive and diesel engine

The axle has been designed to work with the four-wheel drive system in Quattro versions, where consistency of gear ratios between the front and rear axles is required. The construction, adapted for a diesel engine, ensures adequate durability against the high torque characteristic of TDI units. As a result, the differential maintains stable power delivery, which translates into confident vehicle handling both in daily use and during more dynamic driving.

Practical application and benefits of installation

Installation of this rear axle is particularly recommended in the case of:

• noticeable play in the drivetrain or knocking sounds from the rear of the vehicle,
• mechanical damage to the differential following a failure or collision,
• the need to restore proper operation with the manual transmission and Quattro drive.

Using an original differential from disassembly allows for the preservation of the factory drivetrain performance characteristics without the need for costly reconstruction or modifications. This solution is technically consistent with the Audi A3 8P design, which facilitates installation and reduces the risk of fitment issues.

Used condition and technical aspects of the purchase

The offered component is in used condition, which allows for an economical repair while maintaining the manufacturer's original specifications. Choosing such a solution is particularly beneficial for repairing vehicles that are used intensively, where the cost-to-durability ratio is important. Before installation, a standard workshop inspection is recommended, including an assessment of play, seals, and the condition of the lubricant, to fully utilize the potential of this component.

Technical support and selecting the right differential

When selecting a rear axle for a specific version of the Audi A3 8P, it is worth paying attention to compatibility with the Quattro drive, fuel type, and transmission type. Manufacturer markings and catalog data can be helpful in verifying compatibility with a specific vehicle configuration. For users who want to deepen their knowledge about gear ratios and matching differentials to driving style, an expert guide has been prepared: Dismantled drive axles and differentials – how to choose gear ratios for your driving style.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Audi and need other components from the same group, such as axles, differential gears, or complete drive units, check out the available parts in the Audi Differentials category.