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If your Scion xB is showing wheel vibration, uneven tire wear, or humming from a wheel area, replacing the hub assembly can return stable handling and quiet operation. Choosing the right wheel hub assembly matters because fit, bearing quality, and proper sealing directly affect safety and drivability. This guide covers seven shortlisted wheel hub assemblies that meet common fitment and durability expectations. We screened options for accurate fit, bearing lifespan, and ease of installation, so you can quickly move from diagnosis to repair.
Looking for other parts? See all Scion xB parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | FKG 512418 Rear Wheel Hub Bearing Assembly for 2008–2015 Scion xB (5‑lug) |  |
| Most Popular A crowd favorite that many people choose with confidence | TRQ Rear Wheel Bearing & Hub Assembly with ABS Sensor for Scion xB (2008–2015) |  |
| Best Quality Built to a higher standard if you want something more solid | Detroit Axle Rear Wheel Hub and Bearing Assembly Kit (Pair) with ABS and 5-Lug |  |
| Best Budget The cheapest option that still gets the job done reliably | Autoround 513257 Front Wheel Hub and Bearing Assembly |  |
| Most Sold A high-volume bestseller chosen again and again | A-Premium Front Wheel Hub Bearing Assembly with ABS Sensor |  |
| Best Value for Money The sweet spot between price and what you get | Detroit Axle Front Wheel Bearing Hub Assembly with ABS Sensor |  |
| Best Overall The best all-around choice for most situations | A-Premium Front/Rear Wheel Bearing and Hub Assembly (5-Lug) |  |
1. FKG 512418 Rear Wheel Hub Bearing Assembly for 2008–2015 Scion xB (5‑lug)
| Brand | FKG |
|---|---|
| Bearing Number | 512418 |
| Position | Rear |
| Lug Pattern | 5 Lugs |
This FKG rear wheel hub bearing assembly is a direct-replacement unit intended for the rear position on 2008–2015 Scion xB models with five lugs. It arrives as a complete hub assembly so you can swap the worn unit without pressing out bearings separately. The listing highlights ISO/TS 16949 certification and claims the design addresses common weaknesses of older hubs, so in practical use you get a factory-quality replacement meant to restore wheel alignment, stop wheel noise, and clear ABS/brake warnings caused by damaged tone rings. Installation is a typical garage or shop job and several DIYers reported straightforward fit and successful resolution of ABS lights. The main limitations are that it is a single hub (you may want a matching unit for the other side) and fitment is specific to the Scion xB rear 5‑lug application, so verify vehicle year and wheel pattern before ordering. The product includes a limited one year support commitment from the seller for replacements or refunds.
Best for: Reliability-focused buyers who prioritize a factory-quality, vehicle-specific replacement to restore safe wheel operation and silence wheel/ABS-related symptoms on their Scion xB.
Less Ideal for: Drivers seeking a universal or multi-vehicle solution or those who prefer to replace hubs in matched pairs bought as a kit may want alternative options.
- Direct rear hub replacement for 2008–2015 Scion xB with 5‑lug pattern, simplifying installation compared with separate bearing presses
- ISO/TS 16949 certified manufacturing which indicates factory-quality production standards
- Integrated hub and tone ring helps resolve ABS and brake light issues caused by damaged rings
- Many user reports of correct fitment and reliable operation after installation
- Sold as a single hub so replacing both sides requires a second purchase
- No detailed installation hardware or torque specs provided in the listing
Verdict A vehicle-specific, ISO-certified rear hub assembly that restores wheel and ABS function on Scion xB models but is sold individually rather than as a matched pair.
2. TRQ Rear Wheel Bearing & Hub Assembly with ABS Sensor for Scion xB (2008–2015)
| Fitment | Scion xB 2008-2015 Rear Driver/Passenger |
|---|---|
| Bearing Type | Ball Bearing |
| Wheel Stud Quantity | 5 |
| Anti Lock Brake Sensor | Included |
This TRQ rear wheel bearing and hub assembly is a pre-assembled direct-replacement for the Scion xB rear wheel that includes an integrated ABS sensor and wheel studs for a straightforward swap. It is typically used when a worn bearing makes noise, causes vibration, or triggers an ABS/wheel-speed warning; installers can bolt the unit into the knuckle without pressing bearings in and out. Notable features include preinstalled wheel studs, an included ABS sensor, Gen 3 ball-bearing construction, and compatibility listed specifically for 2008–2015 Scion xB rear left and right positions. The practical benefits are quicker installation, reduced need for specialty presses, and restoring quietness and stability to the rear end. Reported limitations are occasional early failures reported by some users and the possibility of difficult removal of a rusted original hub during replacement, which can add time and effort. The part is a convenient option for DIYers and independent shops wanting a near-factory fit with fewer installation steps than a bare bearing.
Best for: Convenience-driven buyers who want a near-factory replacement that minimizes shop time and avoids bearing pressing, ideal for DIYers or small shops prioritizing easier, faster rear hub swaps on a Scion xB.
Less Ideal for: Owners who prefer OE-branded parts or who require a long-term heavy-duty upgrade for extreme-duty use should consider alternative OEM or heavy-duty options.
- Pre-assembled unit with wheel studs and integrated ABS sensor simplifies installation
- Direct-fit design for 2008–2015 Scion xB rear positions reduces need for modifications
- Ball-bearing, Gen 3 construction intended to lower noise and vibration
- Extensive DIY installation videos and guidance from the manufacturer
- Some buyers report premature failures in a minority of units
- Removal of a rusted original hub can be difficult and time-consuming before installation
Verdict A convenient, pre-assembled rear hub assembly made to restore fit and function on 2008–2015 Scion xB models with faster installation but some reported longevity variability.
3. Detroit Axle Rear Wheel Hub and Bearing Assembly Kit (Pair) with ABS and 5-Lug
| Lugs | 5 Bolts |
|---|---|
| ABS Sensor | Included |
| Bearing Type | Ball Bearing |
| Bearing Number | 512644 |
This Detroit Axle kit supplies two rear wheel hub assemblies with integrated ABS sensors and a 5-lug mounting pattern intended as direct replacement hubs. The assemblies are used to replace worn or noisy rear bearings and restore correct wheel mounting and ABS signal function. Notable features include bearing-grade alloy steel, high-frequency quenching heat treatment, and preinstalled ABS tone rings which simplify installation compared with rebuilding a hub. In use the kit should quiet wheel noise, remove play, and restore proper wheel alignment and braking sensor input when installed to factory specifications. The package is marketed as meeting OEM-style fit and finish and includes both left and right hubs so you can service an axle pair at once. Limitations to consider are that long-term durability depends on correct installation and torque procedures, and fitment must be verified for Scion xB models because this kit is listed for multiple Toyota/Lexus platforms rather than specifically for the xB. Expect a straightforward swap if your vehicle uses the same rear hub part numbers and bolt pattern, but professional installation is recommended to ensure ABS and torque values are correct.
Best for: Performance-oriented owners who prioritize factory-quality replacement parts to restore precise wheel alignment and reliable ABS input after bearing wear.
Less Ideal for: DIY owners without tools or experience who cannot verify exact Scion xB hub interchange numbers or perform correct torque and ABS reconnection should consider professional-fit alternatives.
- Includes both left and right rear hub assemblies so you can replace the axle pair at once
- Integrated ABS sensor and tone ring remove the need to transfer parts from the old hub
- Manufactured from alloy bearing steel with heat-treated quench process for higher wear resistance
- 5-lug flange and preassembled bearing reduce install time compared with press-in bearings
- Fitment is listed across many Toyota/Lexus models so you must confirm compatibility with your Scion xB before ordering
- Long-term life depends on correct installation and torqueing; improper fitting can cause premature failure
Verdict A high-quality, preassembled rear hub pair with ABS integration aimed at restoring quiet, precise wheel operation provided you confirm the Scion xB compatibility and install correctly.
4. Autoround 513257 Front Wheel Hub and Bearing Assembly
| Bearing Number | 513257 |
|---|---|
| Bearing Type | Roller Bearing |
| Material Type | Alloy Steel |
| Compatible Lubricant | Grease |
| Specification Met | Oem Performance Standards |
This Autoround 513257 front wheel hub and bearing assembly replaces a worn hub on compatible Scion xB models and other Toyota-platform cars. It comes preassembled with the bearing integrated, so installation is similar to swapping a factory hub: remove the old unit, mount the replacement to the knuckle, torque the studs, and reconnect the ABS sensor wiring where applicable. The listing highlights a flange and bolt pattern that match the original fitment and states the part was quality tested to meet OEM performance standards. For a budget-focused repair this unit offers a straightforward, ready-to-install option that can quiet wheel noise and restore proper wheel mounting without bearing press work. Expect mixed longevity compared with more expensive aftermarket or dealer parts; some users report good service life while others experienced early failure. Fitment accuracy matters here, so double-check part number and vehicle year before buying. If matched correctly to a 2008–2015 Scion xB, this hub is a cost-effective way to get the car back on the road quickly.
Best for: Budget-conscious owners looking for an affordable, ready-to-install replacement to get a Scion xB back on the road quickly with minimal downtime.
Less Ideal for: Drivers seeking a long-term, high-mileage OEM-level rebuild or those who prefer parts with explicit manufacturer warranty coverage should consider higher-end or dealer options.
- Preassembled hub and bearing simplifies replacement and avoids separate bearing press work.
- Listed flange and bolt pattern intended to match factory fitment for straightforward installation.
- Manufacturer states product tested to meet OEM performance standards.
- Compatible with ABS system and includes the wheel studs for direct swap.
- Quality and longevity appear inconsistent across users, with some reports of early failure.
- Not backed by visible warranty details on the product page.
- Fitment mistakes are possible if vehicle year or part number are not carefully confirmed.
Verdict A low-cost, preassembled hub that makes a fast repair for the Scion xB but may vary in longevity compared with pricier factory-quality alternatives.
5. A-Premium Front Wheel Hub Bearing Assembly with ABS Sensor
| Position | Front Left or Right Axle |
|---|---|
| Speed Sensor Included | Yes |
| Wheel Stud Quantity | 5-Stud |
| Spline Quantity | 33 |
| Flange Diameter | 5.7 in. |
This A-Premium front hub assembly replaces a worn wheel bearing and includes a molded ABS speed sensor for plug-and-play replacement on compatible vehicles. It installs at the front left or right axle and is intended to stop wheel hum, vibration, grease leakage, and ABS faults caused by a failing hub. Notable features include sealed roller bearings, a molded ABS cable grommet, and dirt-resistant inboard/outboard seals that help keep contaminants out and extend service life. The unit ships ready to bolt in and uses standard five-lug mounting and common torque recommendations, which simplifies installation for a competent DIYer or a local shop. Limitations to note are variable long-term durability reported by some users and occasional sensor failures that may require checking fit and wiring during install. This assembly is a practical, lower-cost factory-replacement style option when you need to replace a front hub and restore ABS function quickly, but buyers seeking a lifetime or heavy-duty upgrade may prefer premium OE-equivalent parts.
Best for: A risk-averse mainstream buyer who prioritizes restoring safe braking and drivability quickly with a ready-to-install, factory-replacement style hub rather than upgrading to a performance unit.
Less Ideal for: Drivers seeking a heavy-duty or lifetime-upgrade hub for high-mileage commercial use should consider premium or OEM-grade alternatives instead.
- Integrated ABS speed sensor for simpler replacement of ABS-equipped front hubs
- Pre-sealed roller bearing and dirt-resistant seals reduce contamination risk during normal use
- Direct bolt-on five-lug design matches common factory mounting for easier installation
- Includes torque guidance and common spline/stud counts to help installers match hardware needs
- Some reviews report inconsistent long-term durability across vehicles
- A few users experienced nonfunctional speed sensors requiring troubleshooting or replacement
Verdict A budget-friendly, plug-and-play front hub assembly with an integrated ABS sensor that restores function fast but may show variable longevity.
6. Detroit Axle Front Wheel Bearing Hub Assembly with ABS Sensor
| Position | Front |
|---|---|
| Lugs | 5 Bolt |
| ABS Type | Sensor Wire |
| Flange Type | 3-Bolt Triangular |
This Detroit Axle hub assembly replaces a worn front wheel bearing and hub and includes the ABS sensor wiring for plug-in fitment. It is intended to be installed where the hub, bearing, and ABS sensor are combined into a single unit, so installation is typically a direct bolt-on job that replaces the old assembly without pressing in a separate bearing. The listing notes impact and fatigue testing and users report consistent fit and quiet operation after installation. Practical benefits include having the sensor preinstalled, which reduces parts and installation steps, and receiving a packaged single unit that restores wheel engagement and ABS input quickly. Limitations to keep in mind are that fitment must be confirmed for the specific vehicle application and some buyers have reported packaging or handling damage to sensor connectors during transit. Also this is an aftermarket replacement rather than a factory-sourced part, so long-term durability can vary with driving conditions and installation quality.
Best for: Practical optimizers looking for a cost-effective, ready-to-install hub assembly that minimizes parts and labor when repairing a noisy or failed front wheel bearing.
Less Ideal for: Buyers seeking an exact factory-sourced component with guaranteed OEM provenance or those who prefer to retain and service an original bearing rather than replace the entire hub assembly.
- Includes ABS sensor wiring preinstalled for simpler replacement and fewer separate parts to handle
- Direct-replacement hub assembly design avoids pressing bearings during installation on compatible vehicles
- Multiple reviewers report solid fit and restored quiet operation after installation
- Undergoes impact, wear, and fatigue testing per the product notes
- Aftermarket unit rather than factory-sourced so long-term durability may vary by use and installation
- Some reports of poor packaging leading to potential damage to the ABS connector in transit
Verdict A budget-friendly, plug-in front hub assembly that simplifies bearing replacement by including the ABS sensor and offering straightforward bolt-on installation.
7. A-Premium Front/Rear Wheel Bearing and Hub Assembly (5-Lug)
| Bearing Type | Ball Bearing |
|---|---|
| Material | Alloy Steel / GCr15 & 65Mn |
| Wheel Studs | 5-Stud |
| Flange Bolt Holes | 3-Hole |
| Speed Sensor Included | No |
This hub assembly replaces the wheel bearing, hub flange and studs in a single unit to restore wheel support and reduce noise and vibration. It is intended for direct-fit replacement when the original hub is worn or noisy and is installed in the same location as the factory part. The unit uses ball bearings and includes a new axle spline, bearing cage and seals so it addresses common failure symptoms like humming, steering vibration and grease leakage. Built from alloy/GCr15 and 65Mn steels and supplied with five wheel studs, the part aims to match factory fitment and mating to existing rotors and wheels. Practical benefits include simplified installation compared with pressing in a bearing and getting a refreshed hub flange and studs at once. Limitations are mixed user reports on long-term durability compared with higher-cost factory-quality hubs and this unit does not include a speed sensor, so ABS functionality must be retained from the vehicle or addressed separately.
Best for: Balanced buyers looking for a practical, cost-conscious hub that restores quietness and steering feel without overpaying for OEM-level parts.
Less Ideal for: Those who prioritize factory-quality longevity or require an integrated speed sensor should consider a factory-quality replacement or a hub with the sensor included.
- Direct-fit replacement combining bearing and hub for easier installation
- Includes new wheel studs and seals to restore flange integrity
- Ball bearing design intended to handle radial and axial loads for normal driving conditions
- Matches factory bolt pattern and rotor interface for straightforward swapping
- Does not include a speed sensor for ABS applications
- Some reviewers report variable long-term durability compared with higher-cost factory-quality parts
Verdict A practical, direct-fit hub assembly that refreshes a worn hub affordably but may not match OEM longevity or include an ABS speed sensor.
Choosing the Right Scion xB Wheel Hub Assembly: Key Factors to Consider
Fitment and Mounting Pattern
Correct fitment is the most critical factor because the hub must align exactly with the vehicle’s knuckle, axle splines, and wheel studs. A hub with the wrong stud count, bolt pattern, or flange dimensions can prevent installation or create unsafe wheel mounting.
Verify the hub’s mounting pattern, stud size, and spline count against your Scion xB specifications. Parts that explicitly state model-year compatibility reduce the chance of returns and additional labor.
Bearing Type and Sealing
The bearing inside the hub determines how well the assembly handles loads and resists contamination. Quality sealed bearings keep lubricant in and water or grit out, which extends service life and reduces the risk of premature failure.
Look for hubs with robust seals and bearings rated for automotive axle loads. Better bearings typically translate to less noise, smoother rotation, and longer intervals between replacements.
Durability and Corrosion Resistance
Hubs are exposed to road grime, salt, and moisture, so durable materials and protective finishes matter for longevity. Corrosion can compromise mounting surfaces and make later removal difficult.
Choose assemblies with corrosion-resistant coatings and durable flange construction. These features help ensure the part stays serviceable and maintains proper torque at the wheel studs over time.
Noise, Vibration, and Harshness Characteristics
Wheel hub quality affects NVH because uneven bearings or poor tolerances create humming, grinding, or vibration that you feel while driving. A precise hub reduces the likelihood of driveability complaints down the road.
Consider parts that emphasize balanced bearings and tight manufacturing tolerances. While NVH can have multiple causes, selecting a well-made hub reduces the chance that the assembly will be the source of noise or steering vibration.
Included Hardware and Ease of Installation
Some hub assemblies come with the necessary studs, bolts, or ABS tone rings, while others expect you to reuse existing hardware. Having the correct hardware included simplifies replacement and reduces installation time.
Also evaluate the hub’s access for torqueing and whether the design aligns with common shop procedures for the Scion xB. Easier installation lowers the risk of installation errors that could affect safety.
Serviceability and Long-Term Maintenance
Although many hub assemblies are sealed and not serviceable, understanding expected service life and replacement intervals is important. A part that lasts longer or is easier to replace can reduce total maintenance time.
Check whether the design requires hub removal to service adjacent parts and whether routine maintenance steps, like cleaning mounting surfaces, are straightforward. Prioritize hubs that minimize future labor if you anticipate recurring wheel-end work.
FAQ
What are common symptoms of a failing wheel hub assembly on a Scion xB?
Common signs often include wheel humming or grinding that changes with vehicle speed, noticeable vibration through the steering wheel, and uneven tire wear. In some cases, ABS warning indicators or irregular wheel spin behavior can also appear.
Can I replace just the bearing instead of the whole hub assembly?
That depends on the assembly design; many modern hubs are sealed units meant to be replaced as a whole. Replacing the entire assembly is usually simpler and ensures proper bearing preload and sealing, while bearing-only repairs may be possible on older, serviceable designs.
How long does a typical wheel hub assembly last?
Service life usually depends on driving conditions, maintenance, and exposure to moisture or road salt. Under normal conditions, a well-made hub often lasts many years, but harsh environments or heavy loads can shorten that lifespan.
Will a noisy wheel hub go away if I tighten the axle nut or wheel bolts?
Tightening fasteners will not fix internal bearing wear or damage and could mask symptoms without addressing the cause. Proper torque is important for safety, but persistent noise or vibration typically requires inspection and possible hub replacement.
Are front and rear wheel hub assemblies different for the Scion xB?
Front and rear hubs can differ in stud pattern, bearing design, and whether they integrate steering or drive components. Verify whether the part is specified for the front or rear of the Scion xB before purchasing or installing.
What should I check during installation to ensure a long service life?
Confirm mating surfaces are clean and free of corrosion, use the correct torque values for axle and wheel fasteners, and ensure seals and ABS rings are positioned properly. Proper installation practices reduce the likelihood of premature failure.
How We Chose the Best Scion xB Wheel Hub Assembly
We prioritized parts that deliver reliable fitment, long bearing life, corrosion resistance, and clear installation compatibility with the Scion xB. Our evaluation emphasized four to six concrete criteria relevant to hub assemblies: axle spline and stud configuration matching the vehicle, sealed bearing quality and service life expectations, hub flange thickness and tolerance for safe wheel mounting, corrosion-resistant finishes and protective seals, and straightforward mounting interfaces that reduce installation errors. We also considered noise and vibration reduction features that stem from precise bearing preloads and consistent manufacturing tolerances. Excluded from consideration were universal fit or vehicle-agnostic hubs that require significant modification, kits that omit essential mounting hardware, and units with unclear fitment documentation. We focused on assemblies intended to replace the original equipment mounting pattern and that specify compatibility with the Scion xB, ensuring the parts meet the mechanical and safety needs of this vehicle.
Our full evaluation process is outlined in our review methodology.
Conclusion
When choosing a Scion xB wheel hub assembly, prioritize exact fitment, sealed bearing quality, and corrosion-resistant construction. Those attributes have the largest effect on safety, NVH, and long-term service life. Balance ease of installation and included hardware against durability considerations. By focusing on the factors above, you can select an assembly that restores smooth handling and minimizes return visits for wheel-end repairs.
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