Audi Q5 FY Rear Axle Driveshaft Drive Shaft Right O/S 40 TDI 80A501204G

The Right Rear Axle Shaft for Audi Q5 FY is a precision component of the drivetrain, designed for gasoline engine versions. It is responsible for stable torque transfer to the right side of the rear axle, ensuring predictable handling and proper drivetrain operation in daily use. By maintaining factory geometry and parameters, it is a solution compliant with manufacturer requirements, suitable for drivetrain repairs in the Audi Q5 FY.

Specifications and technical data

• SKU: 80A501204G
• Mark: Audi
• Condition: Used
• OEM Part Number: 80A501204G
• Substitutable numbers: 80A501204G, 80A 501 204 G
• Location on the vehicle: Rear, Right
• Fuel type: Petrol
• Part type: Driveshaft
• Category: Driveshafts

Purpose and Function in the Drivetrain

The described driveshaft operates within the right side of the rear axle, working in conjunction with the differential and wheel hub. Its task is to transfer power from the drive axle to the wheel while maintaining appropriate torsional stiffness and compensating for suspension movements. In Audi Q5 FY vehicles with gasoline engines, a correctly selected driveshaft is crucial for:

• maintaining smooth torque transfer to the wheel,
• reducing vibrations and noise in the drivetrain,
• traction stability during acceleration and engine braking,
• even load distribution on rear suspension components.

Compatibility with Audi Q5 FY Gasoline Engine

The shaft is designed for the Audi Q5 FY generation platform, in a right-hand rear-wheel drive configuration. Its application in gasoline versions means it is matched to the torque characteristics of these engines and the suspension and drive axle geometry used in this drivetrain variant. In practice, this translates to:

• correct fitment with differential and wheel hub flanges,
• maintaining the proper working length throughout the suspension's range of motion,
• compliance with factory mounting points and seals.

This ensures a streamlined installation process without the need for modifications to other drivetrain components.

Construction and Technical Aspects

As a component in the Driveshafts category, this part combines the function of power transfer with suspension movement compensation. The typical construction of a driveshaft for this application includes:

• a rigid shaft ensuring adequate torsional strength,
• precision-machined ends that interface with the differential and hub,
• a working length and angular range designed for the specific model.

Selecting the correct driveshaft for the Audi Q5 FY directly impacts the durability of the differential, wheel bearings, and driving comfort. Using a component with factory-compliant parameters helps avoid overloads and unwanted play in the system.

Condition, Service Application, and Practical Selection

The offered component is in used condition, making it an attractive solution for post-accident repairs, replacement of a worn shaft, or restoring drivetrain functionality in intensively used vehicles. In practice, such a driveshaft is particularly useful when:

• the existing component exhibits noticeable play or noise under load,
• mechanical damage has occurred due to a collision or impact to the suspension,
• replacement of the right side of the rear drive is necessary without interfering with other components.

To select the correct shaft, it is advisable to verify compatibility with the specific Audi Q5 FY version, drivetrain type, and rear axle configuration. Part identification data and information about its location on the vehicle are helpful for this.

Drivetrain Expansion and Technical Knowledge

For users who wish to better understand the relationships between the driveshaft, differential, and drive axle, a guide describing the selection of gear ratios and drivetrain configurations will be useful. A detailed discussion of these topics can be found in the article Used Drive Axles and Differentials – How to Choose Gear Ratios for Your Driving Style, which explains, among other things, the impact of gear ratios on drivetrain performance characteristics.

If you are planning a comprehensive repair or upgrade of the drive area in your Audi and require other components from the same group, such as half-shafts, CV joints, or additional drivetrain elements, check the available parts in the Audi Driveshafts category.