ACURA 4532002964 Electric Power Steering Gear Rack Pinion

( Manufacturer Part Number: 4532002964 ), ( Part Type: Steering Pinion Gear Rack ), ( Item Length: 39.37 ), ( Universal Fitment: No ), ( Tag : 1439 ), ( Item Warranty: 3 Months )

Review ACURA Sedan Electric Power Steering Gear Rack And Pinion Oem fits TLX 2021–2025

The **Acura TLX Electric Power Steering Gear Rack and Pinion Assembly (Part Number: 4532002964, Fits Models: 2021 2025)** is a precision-engineered, high-performance steering component designed to deliver seamless, responsive, and effortless handling for the latest generation of Acura TLX vehicles. This rack-and-pinion assembly represents the pinnacle of modern automotive steering technology, integrating advanced materials and refined engineering to ensure durability, accuracy, and reliability under demanding driving conditions. Crafted with a robust aluminum housing, the steering rack is engineered to resist corrosion while maintaining structural integrity, even in harsh environments where road salt, moisture, and temperature fluctuations could compromise lesser-quality components. The internal pinion gear, machined from high-grade steel, meshes smoothly with the rack s helical teeth, minimizing backlash and providing a near-instantaneous response to driver input, which is critical for both urban maneuverability and high-speed stability.

This steering system is equipped with Acura s **Electric Power Steering (EPS)** technology, eliminating the need for hydraulic fluid lines and pumps while significantly reducing weight and complexity. The EPS motor, integrated directly into the rack assembly, delivers precise torque assistance proportional to steering wheel effort, adapting dynamically to driving conditions whether cruising at highway speeds, navigating tight city streets, or tackling winding mountain roads. The system s electronic control unit (ECU) continuously monitors steering angle, vehicle speed, and driver intent to optimize steering feel, ensuring a balance between effort and feedback that enhances both comfort and control. The rack s linear design allows for a wide turning radius, accommodating the TLX s sport-tuned suspension and aggressive styling, while the sealed bearings and precision-machined bushings ensure longevity and quiet operation, free from the rattles or squeaks often associated with lower-quality aftermarket replacements.

For maintenance and replacement purposes, this steering rack is engineered for ease of installation, featuring standardized mounting points and a direct-fit design that aligns with the TLX s chassis without the need for extensive modifications. The assembly includes all necessary seals, boots, and fasteners, ensuring a secure and leak-free installation when properly fitted by a qualified technician. Whether replacing a worn-out original component or upgrading to enhance steering precision, this OEM-spec rack-and-pinion assembly guarantees the same level of performance and reliability that Acura drivers expect, maintaining the vehicle s handling dynamics and resale value. Ideal for both dealership service centers and independent auto shops, this part is a critical component for restoring or preserving the TLX s signature blend of luxury, sportiness, and cutting-edge technology.

### **Pros and Cons of Buying a Used Acura TLX Electric Power Steering Gear Rack (2021-2025 Model, Part #4532002964)**

1. **Compatibility and Fitment** This part is specifically designed for the 2021-2025 Acura TLX models, ensuring a proper fit without modifications. It is part of the electric power steering (EPS) system, which is more efficient and responsive than traditional hydraulic steering.

2. **Improved Steering Performance** Electric power steering provides smoother, more precise control, especially at low speeds, and reduces steering effort compared to older hydraulic systems. This can enhance driving comfort and handling.

3. **Reliability of Modern EPS Systems** Acura s EPS systems in this generation are generally well-built and less prone to leaks or fluid-related failures compared to hydraulic systems. Electric steering also eliminates the need for power steering fluid, reducing maintenance requirements.

4. **Potential Cost Savings** Purchasing a used or refurbished rack from a reputable supplier can be significantly cheaper than buying a new OEM part. This is especially useful if the original rack failed due to wear, corrosion, or a collision.

5. **Long-Term Durability** If the rack is in good condition, it should last the lifespan of the vehicle, provided it is properly installed and maintained. Electric steering components tend to have fewer wear points than hydraulic systems.

6. **Ease of Installation** Since this is a direct replacement part, installation typically requires only basic tools and does not involve complex wiring or fluid lines (unlike hydraulic systems). However, proper alignment and calibration may be necessary post-installation.

7. **Environmental Benefits** Electric power steering reduces reliance on hydraulic fluid, which can be environmentally harmful if spilled. It also contributes to better fuel efficiency in hybrid or electric vehicles (though the TLX is not hybrid).

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1. **Potential for Hidden Damage** If the rack is being purchased used, there may be internal wear, corrosion, or damage from a prior accident that isn t immediately visible. Electric steering racks can fail catastrophically if the internal components (e.g., gears, bearings, or wiring) are compromised.

2. **Electrical Issues** EPS systems rely on sensors, wiring, and the vehicle s computer. If the original wiring harness or sensors are damaged, the new rack may not function properly. Diagnostics may be required to ensure compatibility.

3. **Calibration Requirements** After replacing the rack, the vehicle s steering angle sensor (SAS) may need to be recalibrated. This often requires a scan tool or a visit to an Acura dealership, adding to the cost.

4. **Limited Availability of Used Parts** High-quality used or refurbished EPS racks may not always be readily available, depending on the market. Prices can fluctuate based on demand and condition.

5. **Potential for Counterfeit or Poor-Quality Parts** If purchasing from an unverified source, there is a risk of receiving a replica or low-quality part that fails prematurely. Always verify the part s authenticity and origin.

6. **Labor Costs for Installation** While the part itself may be affordable, professional installation (especially if additional diagnostics or calibration are needed) can add to the total expense. DIY installation carries risks if not done correctly.

7. **Warranty Limitations** Used parts typically come without a warranty, meaning you bear the risk of failure. Some suppliers offer limited warranties, but these are usually shorter than OEM warranties.

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The **Acura TLX Electric Power Steering Gear Rack (2021-2025, Part #4532002964)** is a practical replacement for vehicles in this model range, offering improved steering performance and reduced maintenance compared to hydraulic systems. However, the decision to purchase it especially used depends on several factors:

- **If you are replacing a failed rack** and have verified the part s condition (no internal damage, proper electrical connections), this can be a cost-effective solution.

- **If the rack is new or refurbished from a trusted supplier**, it provides reliability and modern steering benefits.

- **If purchasing used without inspection**, there is a higher risk of hidden issues, potentially leading to additional repair costs.

For best results, **source the part from a reputable dealer or salvage yard with a return policy or warranty**, and ensure the vehicle s EPS system (wiring, sensors, and computer) is in working order before installation. If unsure, consult an Acura technician to confirm compatibility and necessary calibration steps.

- **Buy new or refurbished** if possible to avoid risks associated with used parts. Acura dealerships or authorized online retailers often carry these parts with warranties.

- **Inspect thoroughly** if buying used look for rust, physical damage, and ensure the electrical connectors are intact.

- **Budget for additional costs** such as calibration, diagnostics, or professional installation if needed.

- **Consider a warranty or return policy** to protect against potential failures.

- **If unsure about installation**, have a mechanic perform the replacement to avoid voiding any existing warranties or causing further damage.

Ultimately, this part is a **good long-term investment** for maintaining or restoring proper steering function in a 2021-2025 Acura TLX, provided it is sourced and installed correctly.

Details:

Didn't budge on the pallet and was waterproof. Priced right, shipped timely. 10 out of would recommend. Overall very satisfied.

The item was as described and value great. Wide Range of Parts. Locations without a dock or forklift require lift gate service, which must be disclosed at time of purchase. I was able to fix them with parts off my old panels.

Shipping cost was normal and the item well packaged. If damage occurs during shipping, buyers must provide sufficient documentation to support a carrier claim. Shipping was pricey, but you gotta do what. Quality Assurance.

Well packaged to prevent damage even though it looks like the shipper tried. Fast Reliable. Tag Number 1439, Year/Year Range 2021 -2025, Make Acura, model TLX, Sub model, Series. Body Type Sedan.

This is the sole and exclusive warranty provided for this part. Sheet metal parts are warranted only against factory corrosion under normal use. Some panels in worse shape than others but overall got what I expected, as described. All parts are tested and inspected for reliability performance.

Airbags and SRS components are sold AS IS with no warranty. They look great in the car. Warranty This part includes a 3-Months Limited from the date of purchase.

part #: 4532002964 price

• $670.00

specifications steragebo:

• for models: Tlx
• for makes: Acura
• for years: 2021-2025
• mpn: 4532002964
• part type: Steering Pinion Gear Rack
• item length: 39.37
• universal fitment: No
• tag : 1439
• item warranty: 3 Months

offer steragebo:

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

payments steragebo:

• other
• wallet: Paypal
• credit card: Mastercard

returns steragebo:

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

shipping steragebo:

• cost: $0.00
• carrier: FedEx, USPS
• class: Standard
• type: Fixed
• service: FedEx Ground / FedEx Home Delivery, USPS Ground Advantage
• transit: 3-9 Days

seller steragebo:

• # reviews: 422
• city: Rancho Cordova, California
• rating: 100.0%

general steragebo:

• condition: Used
• Car Truck Parts Accessories > Steering Suspension > Gearboxes, Rack Pinions

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