Audi A3 8P 1.4 TFSI CAXC Petrol Manual Gearbox LHY 6 Speed 0AJ300041H WARRANTY

Listing details

The gearboxes are sold with a 90-day warranty! They were tested before removal and are in full working order.

Audi A3 8P 1.4 TFSI CAXC Petrol Manual Gearbox LHY 6 Speed is a factory-original manual transmission designed for the 1.4 TFSI CAXC petrol engine in the Audi A3 8P model. It offers precise gear shifting, a six-speed operating range, and a construction engineered for the real-world loads of the TFSI engine, making it a solid choice for drivetrain repairs. By maintaining the original specifications, this manual gearbox ensures factory-standard performance characteristics and driving comfort.

Specifications and technical data

• SKU: 0AJ300041H
• Mark: Audi
• Condition: Used
• OEM Part Number: 0AJ300041H
• Substitutable numbers: 0AJ300041H, 0AJ 300 041 H, 0AJ300041HX, 0AJ 300 041 HX, 0AJ300041Q, 0AJ 300 041 Q
• Fuel type: Petrol
• Gearbox type: Manual
• Category: Manual Transmission

Purpose and compatibility for Audi A3 8P 1.4 TFSI CAXC

The presented gearbox belongs to the Manual gearboxes category and has been designed to work with the 1.4 TFSI CAXC petrol engine in the Audi A3 8P. The LHY designation and six-speed design correspond to the factory configuration, which facilitates the retention of stock acceleration parameters, gear ratios, and drivetrain performance. Using an original transmission of this type minimizes the risk of compatibility issues with accessories, mounts, and control systems.

Technical characteristics of the manual gearbox

The manual design of the transmission provides a direct, mechanical connection between the driver and the drivetrain, resulting in predictable vehicle reactions and good control over torque. The six gears allow for:

• efficient acceleration in lower gears,
• maintaining lower engine RPMs at highway speeds,
• more flexible adaptation of the 1.4 TFSI unit to road conditions.

The transmission is configured for a petrol drivetrain, which means the final and intermediate gear ratios are appropriately matched to the torque characteristics of the TFSI engine. As a result, the drivetrain remains consistent, and gear changes remain predictable and repeatable.

Use in repairs and upgrades

This manual gearbox is suitable both for standard replacement of a damaged transmission and for a comprehensive rebuild of the drivetrain in an Audi A3 8P 1.4 TFSI CAXC. Using an original unit from the same family allows you to:

• maintain factory mounting points and system geometry,
• reduce the need for additional installation modifications,
• ensure compliance with factory service procedures.

For workshops and users, this means shorter installation time and easier diagnostics in the future, as the transmission's operating parameters remain consistent with the manufacturer's documentation.

Benefits of choosing a used gearbox

This item comes from the used components segment, which allows for a significant reduction in repair costs compared to purchasing a new transmission, while maintaining the original Audi design. A properly selected, used manual gearbox can provide long-term, stable operation, provided it is correctly matched based on markings and technical parameters. To better understand the principles of safely selecting such components, it is worth reading the expert guide Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses, among other things, selection by OEM numbers and real cost differences.

Support for selecting and upgrading the Audi drivetrain

If you are planning a comprehensive repair or upgrade of the drivetrain in your Audi and need other components from the same group, such as housings, selectors, or additional transmission parts, check out the available parts in the Audi manual gearboxes category.

Additionally, choosing a used transmission aligns with the principles of the circular economy – reusing functional components reduces waste and raw material consumption. If you want to learn how such decisions affect the environment and your household budget, the article Circular economy in your garage – how choosing used parts from dismantling really supports environmental protection and your wallet? will be helpful.