The typical approach is to replace only the failing bearing on the affected axle, but there are scenarios where replacing both bearings on the same axle makes sense. The decision depends on symptoms, the age and condition of the other bearing, your vehicle’s design, and the potential labor savings.
Understanding wheel bearings and failure patterns
Wheel bearings support the wheel’s weight and allow it to rotate smoothly. In modern vehicles, many bearings are housed in sealed hub assemblies, which means the entire hub may be replaced rather than a single bearing. Bearings fail due to contamination, age, improper installation, or damaged seals, and failure can manifest as noise, vibration, or ABS-related symptoms.
This section covers common signs and how to assess the other side before deciding on replacement strategy.
Before you review the signs, note that the following indicators often point to a failing bearing but can be caused by other suspension or wheel issues. A professional inspection is recommended to confirm the diagnosis and the appropriate repair approach.
- Grinding, rumbling, or growling noise that changes with speed or load
- Vibration or steering wheel wobble, especially at highway speeds
- Play or looseness when you attempt to rock the wheel with the vehicle raised
- ABS warning light or speed sensor interference related to the wheel
- Uneven tire wear or pulling to one side, which can accompany bearing wear
- Excessive heat from the wheel or a noticeable change in wheel temperature after a drive
In most cases, these symptoms justify a professional inspection. If one wheel exhibits clear failure and the other side remains quiet and within spec, the initial repair typically targets only the bad side.
Replacing one vs. both: what to consider
Consider these factors when deciding whether to replace just the bad bearing or both bearings on the same axle. The right choice can depend on maintenance philosophy, vehicle design, and cost considerations.
- The condition of the other bearing: If it shows wear signs, excessive play, or has similar mileage exposure, replacing both may prevent a repeat job soon.
- Vehicle age and mileage: High-mileage vehicles or those operated in harsh conditions (rough roads, winter salt, heavy loading) are more prone to parallel wear on both sides.
In practice, the common approach is to replace only the failing bearing unless the other side shows comparable wear, or you plan to keep the vehicle for many more years and want to minimize future service visits. A technician can advise based on the exact vehicle design and the observed condition of both sides.
What to expect during service
During bearing replacement, a technician will verify the diagnosis, inspect the hub assembly and ABS components, and determine whether the bearing is serviceable or part of a hub unit. If the vehicle uses a sealed hub assembly, the hub (and often the wheel bearing) is replaced as a single unit. After installation, the wheel is reassembled with proper torque specifications, and some vehicles may require an ABS sensor check or calibration.
DIY vs professional service
Replacing wheel bearings typically requires specialized tools (press equipment for some designs) and precise torque control. Unless you have the correct tools, experience, and a safe workspace, professional service is strongly recommended. Incorrect installation can lead to premature failure or safety risks.
Cost considerations
Costs vary widely by vehicle and region. A typical bearing or hub replacement on one wheel can range from several hundred dollars to over a thousand, depending on whether the hub assembly is replaced and labor rates. Replacing both bearings on the same axle usually doubles the parts cost but can reduce future labor if both sides might need service soon. Always request a written estimate that specifies parts (hub vs. bearing), labor, and any additional items like axle nuts, seals, or ABS sensor work.
Summary
Bottom line: for most cars, you replace only the bad bearing on the affected axle. Consider replacing both on the same axle if the other side shows wear, you’re at high mileage, or you want to reduce future service visits. Modern designs often use hub assemblies, so you may be replacing the entire hub on the affected side. Have a qualified technician diagnose the exact condition, confirm the design of your vehicle, and provide a clear estimate. Regular maintenance and inspections can help prevent surprises on the road and at the repair shop.
Should I replace both wheel bearings if only one is bad?
Always Replace In Pairs
For vehicles that have done over 75,000 miles, it's often recommended to replace wheel bearings in pairs. If one side is worn out, the other is likely not far behind. This helps maintain even performance and eliminates the hassle of the customer having to return to replace the second bearing.
How long do wheel bearings last on a Toyota Highlander?
100,000 miles
However, if your vehicle has high mileage, it's possible the other bearing on the same axle is nearing the end of its life as well. How long should a wheel bearing last on a Toyota Highlander? Original wheel bearings can often last 100,000 miles or more.
How much is a wheel bearing for a Nissan Rogue?
Advance Auto Parts has 7 different Front Wheel Bearings for your vehicle, ready for shipping or in-store pick up. The best part is, our Nissan Rogue Front Wheel Bearings start from as little as $146.99. When it comes to your Nissan Rogue, you want parts and products from only trusted brands.
How much is a wheel bearing for a Toyota RAV4?
between $318 and $564
Toyota RAV4 Wheel Bearing Replacement Cost by Year
The average cost for a Toyota RAV4 Wheel Bearing Replacement is between $318 and $564 but can vary from car to car.