What is a Front Differential and Why Should You Know?
You’re driving down the road and hear grinding. Or maybe you notice oil leaking. Don’t ignore these symptoms because they could be signs of a serious issue with your front differential.
Let’s dive in to learn more.
So, What Is a Front Differential?
A front differential is a device on your vehicle that divides the torque so that your tires can spin at different speeds. This device is very important because when you turn your car, the outside of the tire needs to spin faster than the inside of the tire to keep up with the car in the turn.
The inside of the tire will have fewer revolutions because it’s covering less ground. Without a front differential, vehicles would lose traction, other vehicle powertrain components would endure stress, and the tires would suffer excessive wear.
Some vehicles, such as off-road jeeps and trucks, have locking differentials. These are different because they “lock” the differential in place so that the wheels turn at the same speed, which is necessary for rough terrain.
Why You Should Keep an Eye on Your Front Differential
The front differential is a critical component of the drivetrain. When this goes bad, serious problems can occur. It can also be expensive to repair, and it’s not a repair even car enthusiasts should take on themselves.
This requires professional assistance. Pay attention to your front differential, noticing any leaks or strange sounds that might indicate a problem.
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Signs Your Front Differential Needs to Be Replaced
Usually, a failing front differential produces these four symptoms. If you notice one or more of these, please don’t wait to take your vehicle to a mechanic. It could damage your vehicle if you wait, which also means a much more costly repair.
You’re Going Through Too Much Oil
You may notice oil leaking or that you’ve gone through your oil life cycle too quickly. This means your differential isn’t receiving the lubrication it needs to function correctly. The oil protects the mechanism from overheating and helps it run smoothly.
With a loss of oil also comes a whining or howling noise from the front of the car. Don’t ignore these warning signs. Serious damage could occur, so get your vehicle checked out.
You’re Hearing Grinding Noises
When the differential goes bad, you may start to hear the gears grinding. Again, don’t ignore this! It could be very costly if you don’t address this quickly. When you accelerate, the grinding noise will get louder and louder.
This relates to the symptom mentioned above of losing oil. Check your maintenance records to see if you’re going through too much oil.
Your Tires Are Wearing Out Quickly
If the inner tire is wearing out more quickly than the outer tire, this is a sign that your front differential has gone bad.
Because the differential handles the different speeds at which your tires spin traveling around curves, when the inner tire is wearing out, this means the differential isn’t doing its job correctly.
Consistent Vibrations When Accelerating
This can be the first sign that your front differential needs replacing. When you accelerate, the vibrations will become worse. You’ll feel this in the driveshaft.
How Much Does It Cost to Replace Your Front Differential?
This is why it’s so important for you to take your vehicle to a mechanic quickly. Depending on the damage, a simple repair could range from $200-$400. But if the damage is excessive, then the repair costs could more than double.
Repairs could even be up to $2,000 if you require a complete overhaul.
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What Causes a Front Differential to Go Bad?
If you properly maintain your vehicle, your likelihood of having a front differential go bad is low. But it could happen. If you have modified your vehicle, there’s a higher risk of problems.
If you drive a lot of miles, there’s a higher risk of problems, too. Like with any component, how you drive, how much you drive, and how you maintain your car will affect its longevity. Change the oil regularly and take care of your vehicle to avoid having any component go bad.
Take Care of Your Car to Keep You and Your Passengers Safe
It’s not common to have problems with your front differential. But if you notice these symptoms, please don’t delay in servicing your vehicle. The earlier you can diagnose the problem, the more money you’ll save and the less damage you’ll do to your vehicle.
And take care of your car. Do the proper maintenance. Check the oil levels. Get the oil changed. Is there anything you need to do today to ensure your vehicle is in good, safe condition?
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