Does a Broken Half Shaft Affect the Transmission?

1 Answers
MacHazel
07/29/25 9:22pm
A severely damaged half shaft can cause transmission jerking. When a car's half shaft is broken, there may be sounds of metal friction or metal clashing. If abnormal noises occur while driving, it is likely due to a damaged half shaft. If the vehicle makes unusual noises during operation, it indicates abnormal wear in the half shaft's CV joint. The half shaft in a car is a type of drive shaft responsible for transmitting power to the wheels on both sides of the same axle. Without the half shaft, power cannot be delivered to the wheels. The half shaft has a CV joint, and if the CV joint experiences abnormal wear, the car will produce unusual noises while driving. The cause of abnormal wear in the CV joint is usually insufficient lubrication. There is a rubber boot on the half shaft's CV joint. If this boot deteriorates and causes oil leakage, the lubricant inside the CV joint will seep out, leading to abnormal wear. It is recommended to lift the car during each maintenance check to inspect the half shaft for any deformation and examine the CV joint boot for leaks. If the half shaft's dynamic balance is compromised, the car may experience vibrations while driving.
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