Cardone 66-7257 CV Axle Assembly - Front Left

Cardone CV Axle Assembly for Audi A4 and Volkswagen Passat

Cardone 66-7257 is a new front left CV axle assembly built for specific Audi A4 and Volkswagen Passat applications. It is engineered for smooth driveline operation, with a verified straight shaft, an included ABS ring, and a new spindle nut for a cleaner replacement on the vehicle.

Key Features

• Fits 1996-2001 Audi A4, front left
• Fits 1998-2005 Volkswagen Passat, front left
• ABS ring included with 45 teeth for proper wheel speed signal setup
• Compressed length: 23.625 in.
• Input shaft: 6-bolt, bolt-on connection
• Output shaft: splined, 38-spline count
• Spindle nut included; M16 x 1.5 thread, 19 mm hex head
• New axle retaining nut supplied for replacement use
• Neoprene boot design with added bellows where needed to reduce stress and ozone cracking
• Boot clamps are pneumatically crimped for a tight seal
• High-temperature, high-torque grease used for driveline service

Product Details

Cardone’s CV axle assembly line is built around testing and engineering practices developed to address common original axle failure points. For this Cardone 66-7257 application, the shaft is individually checked for straightness to help maintain vibration-free operation, while the boot and grease package are selected to support long-term joint protection. This makes it a direct-fit replacement for Audi A4 front left and Volkswagen Passat front left driveline service where a worn or damaged axle has affected smooth power transfer.

This part cross-references Audi 8D0407271AJ and Volkswagen 8D0407271DT for the same application.

What It Helps Fix

• Clicking or snapping during turns from a worn outer CV joint
• Grease leakage around a torn CV boot
• Front-end vibration caused by a bent or out-of-runout axle shaft
• ABS warning light issues related to a damaged sensor ring or axle-side signal problem
• Thumping or driveline shudder during acceleration from a failing axle assembly

Installation Notes and Tips

Install a new transaxle seal when replacing the axle to help prevent leaks. Do not let the CV axle hang unsupported during service, since that can damage the inner joint. Use a torque wrench on the retaining nut and tighten it to the manufacturer specification; do not use an impact wrench for final installation. The old prevailing-torque nut should not be reused.

For Audi A4 and Volkswagen Passat front left axle replacement, verify ABS ring alignment, sensor condition, and hub fitment before final assembly. If the original axle was removed from both sides, take care during reinstall to avoid binding or seal damage.

Quality Assurance

Cardone engineers this CV axle assembly to meet or exceed original equipment performance targets through application-specific design, boot construction, and shaft runout verification. The product is new and packaged with an instruction sheet for installation reference.