{"id":1435,"date":"2025-05-28T09:48:28","date_gmt":"2025-05-28T01:48:28","guid":{"rendered":"https:\/\/hengoseal.com\/?p=1435"},"modified":"2025-05-29T15:35:11","modified_gmt":"2025-05-29T07:35:11","slug":"cv-axle-seal-replacement-guide","status":"publish","type":"post","link":"https:\/\/hengoseal.com\/fr\/cv-axle-seal-replacement-guide\/","title":{"rendered":"CV Axle Seal Replacement Guide \u2013 What You Need to Know in 2025?"},"content":{"rendered":"

Grease leaking near your front wheel? That could be your CV axle seal crying for help\u2014and delaying repair might lead to costly CV joint damage.<\/p>\n

CV axle seals are critical for keeping gear oil inside and contamination out. Replacing a faulty one is not as hard as you think\u2014if you know the right steps and tools.<\/p>\n

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This guide walks you through how CV axle seals work, signs of failure, DIY replacement steps, and best seal options to keep your drivetrain sealed tight.<\/p>\n

What is a CV axle seal and how does it function?<\/h2>\n

A CV axle seal (also called a transaxle seal) sits between the CV axle and the transmission. Its role? Keep gear oil or transmission fluid inside the differential, and stop debris from entering.<\/p>\n

You\u2019ll typically find CV axle seals on front-wheel drive and all-wheel-drive vehicles. When worn or damaged, they leak fluid near the inner edge of the front wheel.<\/p>\n\n\n\n\n\n\n
Composant<\/th>\nFonction<\/th>\nCommon Wear Cause<\/th>\n<\/tr>\n<\/thead>\n
CV Axle Seal<\/td>\nSeal fluid between axle & trans<\/td>\nHeat, pressure, worn shaft<\/td>\n<\/tr>\n
Inner CV Joint<\/td>\nTransfer power to wheels<\/td>\nGrease loss from seal failure<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

For a broader look at axle seals, read our axle seal basics guide<\/a>.<\/p>\n

What are the symptoms of a bad CV axle seal?<\/h2>\n

A failing CV axle seal usually shows up in three ways:<\/p>\n