Looking for the best BMW differential parts to enhance your driving experience? Our guide offers a curated list of top-quality, durable, and performance-driven options to keep your BMW running smoothly and safely.
BMW owners know the importance of reliable differential parts. Whether you’re tackling tough terrain or cruising the city, the right parts make all the difference. Our guide highlights the best BMW differential parts to keep your ride smooth and safe.
We’ve picked top-quality options that fit perfectly and last long. From durable assemblies to handy tool kits, these parts are designed for peak performance. Trust our guide to help you make the smart choice for your BMW.
List of Top 10 BMW Differential Parts
| Image | Title | Best For | Price |
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Front Axle Differential Assembly Replacement for BMW X5 X6 F15 F16 F32 F30 320i 2013-2019#31507590899 31507590898 31508635861 31517588251 Vahaha |
This Front Axle Differential Assembly is perfect for BMW owners who need a reliable replacement part. It fits BMW X5, X6, 320i, and more, ensuring smooth performance and long-lasting durability. |
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Rear Drive Axle Differential Installer Remover Tool Kit Compatible with BMW M2 M3 M4 M5 E70 E90 E91 E92 X3 X5 X6 RWD 4WD 7 Series Replace 335040 335050 335060 335080 230020 with 27/37 Teeth Socket |
This Rear Drive Axle Differential Installer Remover Tool Kit is perfect for BMW owners and mechanics who need to repair or maintain their M2, M3, M4, M5, E70, E90, E91, E92, X3, X5, X6, or 7 Series vehicles. It’s easy to use and built to last, making it a must-have tool for DIY repairs or professional work. |
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Bevinsee Poly Differential Mount Bushing Kit for Street Compatible with BMW E46 E85 Z4 323i 323Ci 325i 325Ci 325xi 328i 330i 330Ci 330xi, Replaced 33176770788, 33176751808 |
This Bevinsee Poly Differential Mount Bushing Kit is perfect for BMW owners who want better control and smoother drives. It’s ideal for street use and works great with E46 and Z4 models. |
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Front Differential Carrier Assembly 31509455991 Replacement for BMW X3 28iX (3.73 Ratio) 2011 2012 Repl.# 31507592002, 31 50 7 592 002, 31 50 9 455 991 GELUOXI |
This Front Differential Carrier Assembly is perfect for BMW X3 28iX owners who need a reliable replacement for their 2011 or 2012 model. It’s also ideal for diesel versions without shift paddles, ensuring smooth power distribution and better handling in tough driving conditions. |
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ApplianPar Front Differential Axle Shaft Side Seal with Lock Ring for BMW X5 X3 328i xDrive X1 M5 535i E46 |
This is perfect for BMW xDrive owners who need a front axle shaft side seal that fits many X1, X3, X5, X6, X7, and M models. It is a smart pick for anyone who wants a simple, exact-fit repair part for a leak-free drive. |
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Front Axle Differential Assembly I=3.38 Ratio 31507578154 31508635863 31508662812 31508635862 Compatible for BMW X3 X4 X5 F25 |
This Front Axle Differential Assembly is perfect for BMW X3, X4, and X5 F25 owners who want quiet, safe, and durable performance. It’s ideal for daily drivers and off-road enthusiasts alike. |
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Yuesstloo Rear Drive Axle Differential Installer Remover Tool Kit Compatible BMW M2 M3 M4 M5 E70 E71 E82 E90 E91 F12 F13 X3 X5 7 Series Replace 335040 335050 335060 335080 with 27/34/37 Teeth Socket |
This Yuesstloo Rear Drive Axle Tool Kit is perfect for BMW owners and mechanics who need to install or remove rear drive axle components. It’s easy to use and store, making it ideal for DIY repairs or professional work. |
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URO Parts 33107505604 Differential Output Shaft Seal w/Lock Ring |
This URO Parts Differential Output Shaft Seal is perfect for car owners who want a reliable and durable replacement part. It’s ideal for those seeking guaranteed fitment and peace of mind with a 24-month warranty. |
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Dorman 697-550 Differential Cover Assembly Compatible with Select BMW Models (OE FIX) |
This Dorman 697-550 Differential Cover Assembly is perfect for BMW 3 Series owners who want a reliable and durable replacement. It’s designed to fit specific models and offers upgraded materials for a longer-lasting repair. |
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eMagTech Differential Drain Plug with O-Ring M22x1.5 Thread Compatible with BMW for E F G Series Models 33117525064 |
This drain plug is perfect for BMW owners who want to keep their cars in top shape. It’s ideal for regular maintenance or fixing leaks, ensuring your differential stays protected. |
Detailed Reviews
Looking for BMW differential parts that deliver quality and reliability? Our guide highlights top picks tested for fit, durability, and performance across popular models. From precision-engineered axles to tool kits that simplify repairs, each part is vetted for real-world use. Trust expert reviews and user insights to find the perfect match for your BMW.
1. Front Axle Differential Assembly Replacement for BMW X5 X6 F15 F16 F32 F30 320i 2013-2019#31507590899 31507590898 31508635861 31517588251 Vahaha

This axle part fits your BMW. It is a strong and new piece.
We use tough steel for it. It stays safe and quiet. It fits many cars from 2013 to 2019.
The fit is exact. You get a one-year warranty. We give you clear steps to use it.
| Pros | Cons |
|---|---|
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Perfect For:
This Front Axle Differential Assembly is perfect for BMW owners who need a reliable replacement part. It fits BMW X5, X6, 320i, and more, ensuring smooth performance and long-lasting durability.
Ready to Purchase?
2. Rear Drive Axle Differential Installer Remover Tool Kit Compatible with BMW M2 M3 M4 M5 E70 E90 E91 E92 X3 X5 X6 RWD 4WD 7 Series Replace 335040 335050 335060 335080 230020 with 27/37 Teeth Socket

This tool kit helps you fix your car. It works on many BMW models.
The steel tools are very strong. They help you remove parts fast. You get a hard case for storage.
| Pros | Cons |
|---|---|
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Perfect For:
This Rear Drive Axle Differential Installer Remover Tool Kit is perfect for BMW owners and mechanics who need to repair or maintain their M2, M3, M4, M5, E70, E90, E91, E92, X3, X5, X6, or 7 Series vehicles. It’s easy to use and built to last, making it a must-have tool for DIY repairs or professional work.
Ready to Purchase?
3. Bevinsee Poly Differential Mount Bushing Kit for Street Compatible with BMW E46 E85 Z4 323i 323Ci 325i 325Ci 325xi 328i 330i 330Ci 330xi, Replaced 33176770788, 33176751808

The Bevinsee Poly Differential Mount Bushing Kit is a direct upgrade for your BMW’s factory rubber bushings. It’s designed for street use and fits models like the E46 and Z4.
This kit improves throttle response and reduces wheel hop by cutting down driveline deflection. It also boosts stability and handling, making your drive smoother and more controlled.
Easy to install, longer-lasting, and grease required for poly bushings. Not for E46 M3 or Z4M.
| Pros | Cons |
|---|---|
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Perfect For:
This Bevinsee Poly Differential Mount Bushing Kit is perfect for BMW owners who want better control and smoother drives. It’s ideal for street use and works great with E46 and Z4 models.
Ready to Purchase?
4. Front Differential Carrier Assembly 31509455991 Replacement for BMW X3 28iX (3.73 Ratio) 2011 2012 Repl.# 31507592002, 31 50 7 592 002, 31 50 9 455 991 GELUOXI

Upgrade your BMW X3 28iX with this Front Differential Carrier Assembly. It fits 2011 and 2012 models with a 3.73 ratio. OEM part numbers match for easy replacement.
Built tough, this assembly handles extreme conditions. It improves power distribution to the front wheels. Perfect for off-road and challenging drives.
Remember to oil before installing. 12-month support ensures satisfaction. Check compatibility before buying.
| Pros | Cons |
|---|---|
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Perfect For:
This Front Differential Carrier Assembly is perfect for BMW X3 28iX owners who need a reliable replacement for their 2011 or 2012 model. It’s also ideal for diesel versions without shift paddles, ensuring smooth power distribution and better handling in tough driving conditions.
Ready to Purchase?
5. ApplianPar Front Differential Axle Shaft Side Seal with Lock Ring for BMW X5 X3 328i xDrive X1 M5 535i E46

Keep your BMW running smoothly with the ApplianPar Front Differential Axle Shaft Side Seal. This high-quality replacement part is designed to fit a wide range of BMW models, ensuring a perfect match for your vehicle. It replaces multiple part numbers, making it a versatile solution.
This seal is compatible with various BMW series, including X5, X3, 328i, and many more. It covers models from 2000 to 2022, offering a comprehensive fit for your car’s needs. With this seal, you can confidently tackle any repair.
The ApplianPar seal is a reliable choice for your BMW’s maintenance. It ensures optimal performance and a secure fit, keeping your vehicle in top shape. Trust this seal for a hassle-free driving experience.
| Pros | Cons |
|---|---|
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Perfect For:
This is perfect for BMW xDrive owners who need a front axle shaft side seal that fits many X1, X3, X5, X6, X7, and M models. It is a smart pick for anyone who wants a simple, exact-fit repair part for a leak-free drive.
Ready to Purchase?
6. Front Axle Differential Assembly I=3.38 Ratio 31507578154 31508635863 31508662812 31508635862 Compatible for BMW X3 X4 X5 F25

This front axle differential assembly is designed for your BMW X3, X4, and X5 F25 models. It features a precise 3.38 ratio for smooth and reliable performance.
This part is quiet and durable. It helps improve safety and driving control. It works well in tough conditions.
| Pros | Cons |
|---|---|
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Perfect For:
This Front Axle Differential Assembly is perfect for BMW X3, X4, and X5 F25 owners who want quiet, safe, and durable performance. It’s ideal for daily drivers and off-road enthusiasts alike.
Ready to Purchase?
7. Yuesstloo Rear Drive Axle Differential Installer Remover Tool Kit Compatible BMW M2 M3 M4 M5 E70 E71 E82 E90 E91 F12 F13 X3 X5 7 Series Replace 335040 335050 335060 335080 with 27/34/37 Teeth Socket

This tool kit helps you fix drive shaft nuts. It works well to replace the rear seal. Three socket sizes fit many BMW cars.
It is made of strong steel that will not rust. This ten piece set comes in a hard case.
| Pros | Cons |
|---|---|
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Perfect For:
This Yuesstloo Rear Drive Axle Tool Kit is perfect for BMW owners and mechanics who need to install or remove rear drive axle components. It’s easy to use and store, making it ideal for DIY repairs or professional work.
Ready to Purchase?
8. URO Parts 33107505604 Differential Output Shaft Seal w/Lock Ring

URO Parts 33107505604 Differential Output Shaft Seal w/Lock Ring is made for a sure fit. It uses high quality materials. It helps keep your drive system sealed.
It also comes with a 24 month unlimited mileage warranty. That gives you extra peace of mind.
| Pros | Cons |
|---|---|
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Perfect For:
This URO Parts Differential Output Shaft Seal is perfect for car owners who want a reliable and durable replacement part. It’s ideal for those seeking guaranteed fitment and peace of mind with a 24-month warranty.
Ready to Purchase?
9. Dorman 697-550 Differential Cover Assembly Compatible with Select BMW Models (OE FIX)

The Dorman 697-550 Differential Cover Assembly is a reliable upgrade for select BMW models. It’s designed to last with stronger materials and extra bracing. This part ensures a perfect fit for specific BMW 3 Series years.
Made from die-cast aluminum, this cover is built to endure. Its durable design handles tough driving conditions with ease.
Engineered in the U.S., this part meets high quality standards. Use the garage tool to confirm it fits your exact BMW model.
| Pros | Cons |
|---|---|
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Perfect For:
This Dorman 697-550 Differential Cover Assembly is perfect for BMW 3 Series owners who want a reliable and durable replacement. It’s designed to fit specific models and offers upgraded materials for a longer-lasting repair.
Ready to Purchase?
10. eMagTech Differential Drain Plug with O-Ring M22x1.5 Thread Compatible with BMW for E F G Series Models 33117525064

The eMagTech Differential Drain Plug is a direct-fit replacement for BMW E, F, and G Series models. It features a precise M22 x 1.5mm thread for a secure seal. The included O-ring helps prevent oil leaks, keeping your differential well-lubricated.
Made from sturdy metal, this drain plug is built to last under high-temperature and high-pressure conditions. It’s perfect for regular maintenance or replacing damaged plugs, helping extend your drivetrain’s life.
| Pros | Cons |
|---|---|
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Perfect For:
This drain plug is perfect for BMW owners who want to keep their cars in top shape. It’s ideal for regular maintenance or fixing leaks, ensuring your differential stays protected.
Ready to Purchase?
Buying Guide
BMW owners know the importance of reliable differential parts. Whether you’re tackling tough terrain or cruising the city, the right parts make all the difference. Our guide highlights the best BMW differential parts to keep your ride smooth and safe.
We’ve picked top-quality options that fit perfectly and last long. From durable assemblies to handy tool kits, these parts are designed for peak performance. Trust our guide to help you make the smart choice for your BMW.
Factors to Consider When Buying BMW Differential Parts
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Compatibility:
Make sure the part fits your BMW model and year. Check OEM numbers for an exact match. -
Material Quality:
Look for strong materials like steel or polyurethane. They last longer and handle tough conditions. -
Performance:
Choose parts that improve safety and driving control. Look for features like reduced wheel hop or better power distribution. -
Ease of Installation:
Pick parts with clear instructions or tool kits for easier repairs. DIY-friendly options save time and money. -
Warranty:
A good warranty gives you peace of mind. Look for at least a one-year guarantee. -
Price vs. Value:
Compare prices, but don’t sacrifice quality. Durable parts are a better long-term investment. -
Brand Reputation:
Trust well-known brands like URO Parts or Dorman. They often meet high standards. -
Maintenance Needs:
Some parts need regular oiling or greasing. Check if this fits your maintenance routine.
With these tips, you’ll find the perfect BMW differential parts for your needs. Drive with confidence and safety!