INFINITI 400143JA1B Front Right Spindle Knuckle Bearing Hub JX35

( Part Type: Bearing Spindle Hub ), ( Manufacturer Part Number: 400143JA1B ), ( Vintage Part: No ), ( Placement On Vehicle: Right, Front ), ( Unit Type: Unit ), ( Oe/oem Part Number: - ), ( Manufacturer Warranty: 1 Month ), ( Country Of Origin: Japan )

Review INFINITI Front Right Pass Side Spindle Knuckle Bearing Hub Oem fits QX60 2013–2020

The Infiniti 403143JA1B front right spindle knuckle bearing hub is a crucial component of the suspension system in select Infiniti JX35 and QX60 models manufactured between 2013 and 2020. This part is responsible for supporting the spindle and connecting it to the steering knuckle, while also housing the bearings that facilitate smooth and efficient rotation.

The bearing hub is engineered with a robust design, featuring a durable cast iron construction that can withstand the weight and forces placed upon it. The bearing surfaces are precision machined to ensure a perfect fit and optimal contact with the bearings, ensuring proper alignment and minimizing unwanted play.

The bearing hub comes equipped with two important bearings: the inner and outer bearings. These bearings are designed to reduce friction and wear, ensuring the smooth operation of the suspension and steering components. The inner bearing is a tapered roller bearing, while the outer bearing is a sealed ball bearing. Both types of bearings are known for their durability and ability to handle the heavy loads placed upon them.

The seals on the outer bearing are designed to keep out contaminants, such as water, dust, and debris, which can damage the bearings and compromise the overall performance of the vehicle. The seals are made from high-quality materials that can withstand the harsh conditions found on the road.

The Infiniti 403143JA1B front right spindle knuckle bearing hub is easy to install, requiring only basic hand tools and minimal mechanical expertise. The replacement process involves removing the old bearing hub, installing the new one, and then torquing the bolts to the recommended specifications.

In summary, the Infiniti 403143JA1B front right spindle knuckle bearing hub is an essential component of the suspension system in select Infiniti JX35 and QX60 models. Its robust design, precision machining, and durable bearings ensure smooth and efficient operation, while its easy installation process makes it a popular choice among mechanics and DIY enthusiasts.

In-depth Analysis of Buying an Infiniti 403143JA1B Front Right Spindle Knuckle Bearing Hub

The Infiniti 403143JA1B front right spindle knuckle bearing hub is an essential auto part for several Infiniti models such as the JX35 and QX60, produced between 2013 and 2020. This analysis aims to provide a clear and unbiased understanding of the advantages and disadvantages of buying this specific auto part.

1. Enhanced Vehicle Performance: A worn-out or damaged front right spindle knuckle bearing hub can significantly impact your vehicle's performance. Replacing the faulty part with a new one can result in improved steering response, better handling, and a smoother ride.

2. Safety: A faulty front right spindle knuckle bearing hub can potentially lead to safety concerns. For instance, it may result in vibrations, uneven tire wear, or even cause the vehicle to pull to one side, compromising the overall driving experience and, more importantly, your safety.

3. Long-term Savings: Although the upfront cost of purchasing a new front right spindle knuckle bearing hub may seem substantial, it can save you from incurring more expensive repairs or replacements in the long run. Regularly maintaining your vehicle parts can help prevent more significant issues and keep your overall maintenance costs in check.

1. Upfront Cost: The cost of purchasing a new front right spindle knuckle bearing hub can be a significant investment. Depending on the market conditions, the price may vary. It is essential to consider your budget and weigh the potential benefits against the cost.

2. Installation Complexity: The process of installing a new front right spindle knuckle bearing hub can be quite complex and time-consuming. Depending on your mechanical skills and availability, you may need to consider hiring a professional mechanic for the job, which could add to the overall cost.

3. Availability: The availability of the Infiniti 403143JA1B front right spindle knuckle bearing hub may vary depending on your location and the market conditions. You may need to check multiple auto parts stores or online retailers to ensure that the part is in stock and can be delivered in a reasonable timeframe.

In conclusion, the decision to buy the Infiniti 403143JA1B front right spindle knuckle bearing hub depends on your specific circumstances and priorities. Weighing the pros and cons, this auto part can offer significant improvements in terms of vehicle performance, safety, and long-term savings. However, the upfront cost, installation complexity, and availability are essential factors that need to be considered. Ultimately, if you prioritize a smooth, safe, and reliable driving experience, investing in a new front right spindle knuckle bearing hub may be a worthwhile investment.

part # 400143ja1b prices

• $68.99-$106.02

specifications steershun:

• for models: Qx60
• for makes: Infiniti
• for years: 2013-2020
• part type: Bearing Spindle Hub
• manufacturer part number: 400143JA1B
• vintage part: No
• placement on vehicle: Right, Front
• unit type: Unit
• oe/oem part number: -
• manufacturer warranty: 1 Month
• country of origin: Japan

general steershun:

• condition: Used
• Car Truck Parts Accessories > Steering Suspension > Other Steering Suspension Parts

returns steershun:

• paid by: Buyer
• policy: Returns Accepted
• time: 30 Days

seller steershun:

• rating: 99.4%
• # reviews: 1441

payments steershun:

• credit card: Discover
• other
• wallet: Apple-pay

offer steershun:

• best offers: True
• options: Ship-to-home
• started: March 29, 2026
• quantity: 1
• sold: 0
• availability: In Stock

shipping steershun:

• class: Standard
• service: USPS First Class
• carrier: USPS
• transit: 4-10 Days
• cost: $0.00
• type: Fixed

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