LEXUS 4546330190 Right Steering Rack Pinion Tie Rod Arm Linkage

( Manufacturer Part Number: 4546330190 ), ( Type: Tie Rod Linkage ), ( Placement On Vehicle: Front, Right )

Review LEXUS Oem Right Steering Rack And Pinion Tie Rod Arm Linkage fits IS350 RWD 1926–2021

The **Lexus IS350 (21-26) Right-Side Steering Rack Pinion, Tie Rod Arm, and Linkage Assembly (Part #4546330190)** is a precision-engineered component designed to deliver the refined handling and responsive steering dynamics that define the IS350 s sporty yet refined character. This high-performance linkage system is integral to the vehicle s rear-wheel-drive architecture, ensuring seamless articulation between the steering rack pinion and the front wheels while maintaining optimal alignment and stability under both everyday driving conditions and spirited maneuvering. Crafted from durable, corrosion-resistant materials and engineered to Lexus exacting standards, this assembly features a robust pinion shaft that drives the steering rack s internal recirculating ball mechanism, translating driver input into precise wheel movement with minimal play. The tie rod arm, a critical link in the steering geometry, is meticulously balanced to prevent binding while accommodating the IS350 s suspension travel, whether navigating tight urban streets or cruising along winding highways. The linkage is further reinforced with sealed bearings and precision-machined joints to mitigate wear, ensuring longevity and consistent performance even in demanding environments. Whether replacing a worn component or upgrading for enhanced steering feel, this OEM-spec part guarantees a seamless fit with the IS350 s suspension system, restoring the vehicle s intended handling balance and driver engagement. Built to meet Lexus rigorous quality benchmarks, it exemplifies the brand s commitment to reliability and performance, making it an essential upgrade for owners seeking to maintain or elevate their IS350 s dynamic driving experience.

### **Pros and Cons of Buying a Lexus IS350 (2021-2026) Steering Rack, Pinion, Tie Rod, and Arm Linkage Kit (Part #4546330190)**

1. **OEM Quality and Reliability** Lexus parts are known for durability and precision engineering, ensuring a proper fit and long-term performance. This kit is designed to match the original specifications of the IS350, reducing the risk of premature wear or failure.

2. **Improved Steering Feel and Precision** A worn or damaged steering rack, pinion, tie rod, or arm linkage can cause sluggish, imprecise, or erratic steering. Replacing these components with an OEM or high-quality aftermarket equivalent restores smooth, responsive handling, which is particularly important for a sporty sedan like the IS350.

3. **Safety Benefits** Faulty steering components can compromise vehicle control, increasing the risk of accidents. Upgrading to a new kit eliminates potential hazards associated with worn bushings, loose tie rods, or a failing rack.

4. **Prevents Further Damage** Ignoring steering issues can lead to accelerated wear on other suspension components (e.g., control arms, bushings, or wheel bearings). Replacing these parts proactively can save money in the long run by preventing cascading failures.

5. **Compatibility with Modifications** If you ve made performance or handling upgrades (e.g., stiffer springs, sway bars, or lower suspension), a fresh steering rack and linkage kit ensures the new setup works harmoniously without binding or misalignment.

6. **Resale Value Protection** A well-maintained IS350 with updated steering components retains its value better than one with neglected suspension parts. Potential buyers will appreciate the attention to detail.

7. **Ease of Installation** Lexus parts are designed for straightforward installation, especially when compared to aftermarket alternatives that may require additional adjustments or modifications.

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1. **Cost** OEM Lexus parts are expensive, especially when purchased directly from Lexus or authorized dealers. The price of this kit (steering rack, pinion, tie rod, and arm linkage) can range from **$1,500 to $2,500 **, depending on labor and additional fees. Aftermarket alternatives may be cheaper but could lack the same level of quality or warranty coverage.

2. **Labor-Intensive Installation** Replacing these components requires removing the steering wheel, disconnecting the steering column, and often lifting the vehicle to access the rack and tie rods. This job is best left to a professional mechanic, adding to the total cost.

3. **Potential for Hidden Issues** Even with a new kit, other suspension components (e.g., bushings, ball joints, or control arms) may be worn and could fail soon after installation. A full suspension inspection is recommended to address all underlying problems.

4. **Limited Aftermarket Support** Unlike some other Lexus models, the IS350 s steering components have fewer aftermarket alternatives. If you prefer non-OEM parts, options may be limited, and quality may vary.

5. **Time Off the Road** Installation typically takes **4-8 hours**, depending on the mechanic s experience. This means your car will be out of commission for at least a day, which can be inconvenient.

6. **Warranty Considerations** If the car is still under Lexus factory warranty, replacing these parts may void certain coverage unless the failure is deemed unrelated to the warranty terms. Always check with your dealer before proceeding.

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Buying this **Lexus IS350 steering rack, pinion, tie rod, and arm linkage kit (Part #4546330190)** is a **highly recommended** investment if you re experiencing steering issues (e.g., play, stiffness, or misalignment) or if you ve recently modified your suspension. The OEM quality ensures reliability, safety, and proper fit, while also preventing further damage to other suspension components.

- **Prioritizing the most critical failing part** (e.g., if the rack is failing but the tie rods are fine, focus on that first).

- **Exploring aftermarket alternatives** (e.g., **Dorman, Febi Bilstein, or ACDelco**) for cost savings, though with slightly reduced warranty coverage.

- **Bundling the repair with other maintenance** (e.g., tire rotation, fluid changes) to offset labor costs.

If you re committed to restoring your IS350 s handling and safety to factory specifications, **proceed with the OEM kit**. However, if you re on a budget, consult a mechanic to identify the **most urgent failure** and address it first. Always ensure the installation is done by a **qualified Lexus technician** to maintain warranty eligibility and optimal performance.

Details:

Wheels and Tires. Express shipping could be arranged, just let us know. VEHICLE ID: 2021 IS350 V55 39K MILES. The tires, if available, do not hold any value nor we guaranty the condition of tires.

Body panels could have scratches and would require painting. Otherwise a $150 fee may apply. Declared values of each package are according to the actual value that. COLOR CODES: 223/EA72.

part #: 4546330190 prices

• $55.53-$169.00

specifications tirolik:

• for models: Is350, Rwd
• for makes: Lexus
• for years: 1926-2021
• mpn: 4546330190
• type: Tie Rod Linkage
• placement on vehicle: Front, Right

seller tirolik:

• rating: 100.0%
• city: Rancho Cordova, California
• # reviews: 784

returns tirolik:

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

offer tirolik:

• quantity: 1
• started: February 8, 2026
• options: Ship-to-home
• sold: 0
• availability: In Stock

shipping tirolik:

• class: Standard
• service: UPS Ground
• type: Fixed
• transit: 4-9 Days
• carrier: UPS
• cost: $25.00

payments tirolik:

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

general tirolik:

• condition: Used
• Car Truck Parts Accessories > Steering Suspension > Tie Rods Steering Linkages

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