1. Lock Hardware Deals
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  3. AISIN SX-4259

AISIN SX-4259 Rear Right Door Lock Body Xi

fits model: Sequoia. make: Toyota. year: 2008–2016.

Sx-4259 Aisin Rear Right Door Lock Assembly For 2008-2016 Toyota Sequoia Body Doors Xi

( Brand: Aisin ), ( Manufacturer Part Number: SX-4259 ), ( Type: Door Lock Assembly ), ( Placement On Vehicle: Body Doors ), ( Manufacturer Warranty: 1 Year / 12, 000 Miles ), ( Ipn: C731 46-29 ), ( Compatible Year: 2016 2015 2014 2013 2012 2011 2010 2009 2008 ), ( Core Charge: Free No Core Charge ), ( Position: Rear Right ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Aisin Door Lock Assembly )

Review AISIN Rear Right Door Lock Assembly Toyota Body Doors Xi fits SEQUOIA 2008–2016

The **Aisin AX04259 Rear Right Door Lock** is a high-quality, direct-fit replacement part designed specifically for the **2008 2016 Toyota Sequoia** models equipped with **Body Doors XI** configurations. Engineered by **Aisin**, a trusted manufacturer known for precision automotive components, this door lock ensures reliable performance and seamless integration with your vehicle s existing electrical and mechanical systems. Crafted from durable, corrosion-resistant materials, this lock mechanism is built to withstand the demands of daily driving, providing smooth operation and long-lasting durability even in varying weather conditions. The design incorporates a **robust latch system** with a reinforced strike plate, ensuring a secure and quiet closure while minimizing wear over time. Compatible with the **rear right door** of the Sequoia, this lock features a **direct-fit construction** that eliminates the need for modifications, making installation straightforward for both professional mechanics and experienced DIY enthusiasts. Whether replacing a worn-out original component or upgrading for enhanced security, the Aisin AX04259 delivers the performance and reliability expected from a premium automotive part. Its compatibility with the **Body Doors XI** trim level ensures an exact match, maintaining the vehicle s original functionality and aesthetic integrity.

### Pros and Cons of Buying an Aisin SX-4259 Rear Right Door Lock for a 2008 2016 Toyota Sequoia (Body Doors, X1 Platform)

#### **Pros:**

1. **Direct Fitment** The Aisin SX-4259 is specifically designed for the rear right door of the X1 platform (used in the 2008 2016 Toyota Sequoia), ensuring compatibility without modifications.

2. **Reliability** Aisin is a well-regarded manufacturer in the automotive aftermarket, known for producing durable and high-quality door locks.

3. **Functionality** This lock is designed to replicate the original equipment manufacturer (OEM) performance, including smooth operation, proper engagement, and resistance to wear.

4. **Ease of Installation** Since it is a direct replacement, installation should be straightforward, especially if you have basic mechanical skills or access to a professional mechanic.

5. **Cost-Effective Alternative** Purchasing a replacement lock can be cheaper than buying a used door assembly, saving money while maintaining functionality.

6. **Prevents Further Damage** A failing door lock can lead to misalignment, difficulty in opening/closing the door, or even complete failure, so replacing it early avoids more extensive repairs.

7. **Warranty Coverage** Many aftermarket parts, including Aisin products, come with warranties, providing peace of mind against defects.

#### **Cons:**

1. **Potential Quality Variations** While Aisin is reputable, there can be slight inconsistencies in manufacturing quality between batches, though this is rare with a trusted brand.

2. **Installation Complexity** If you lack mechanical experience, installation may require patience, especially if wiring or alignment is involved. Improper installation could lead to further issues.

3. **Cost Relative to OEM** While often cheaper than OEM parts, the Aisin SX-4259 may still be more expensive than generic or budget aftermarket alternatives, depending on the seller.

4. **Limited Customization** This is a standard replacement part, so you cannot modify its features (e.g., adding keyless entry or smart functions) without additional components.

5. **Availability of Parts** If the door itself is damaged beyond the lock, you may need additional parts (e.g., hinges, window regulators), which could complicate the repair.

6. **Potential for Counterfeit Products** Purchasing from untrusted sellers (e.g., third-party marketplaces without authentication) could result in counterfeit or low-quality knockoffs that fail prematurely.

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### **Conclusion:**

The Aisin SX-4259 rear right door lock is a **strong, reliable choice** for replacing a faulty lock on a 2008 2016 Toyota Sequoia. Its direct fitment, durability, and ease of installation make it a practical solution for most owners. However, the decision should weigh the **cost, installation effort, and source of purchase** against the potential savings of alternative parts. If you prioritize quality and longevity, Aisin is a safe bet, but ensure you buy from a reputable seller to avoid counterfeit issues.

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### **Recommendation:**

- **Buy from a trusted source** (e.g., RockAuto, Amazon with verified sellers, or a local auto parts store with return policies).

- **Verify compatibility** with your specific Sequoia model year to confirm the lock matches the X1 platform.

- **Consider professional installation** if you are unsure about wiring or mechanical adjustments to avoid damaging the door mechanism.

- **Check for bundled parts** (e.g., new hinges or seals) if the door shows signs of wear beyond the lock itself.

- **Compare prices** with other reputable brands (e.g., Dorman, Spectra) to ensure you re getting the best value.

For most Sequoia owners facing a door lock failure, the Aisin SX-4259 is a **highly recommended replacement** due to its balance of quality, fit, and performance.

Details:

AISIN Rear Right Door Lock Assembly for 2008 - 2016 Toyota Sequoia Body doors xi: Status: In Stock.

part #: sx4259 price

  • $195.57

specifications carlockiio:

  • for models: Sequoia
  • for makes: Toyota
  • for years: 2008-2016
  • brand: Aisin
  • mpn: Sx-4259
  • type: Door Lock Assembly
  • placement on vehicle: Body Doors
  • manufacturer warranty: 1 Year / 12, 000 Miles
  • ipn: C731 46-29
  • compatible year: 2016 2015 2014 2013 2012 2011 2010 2009 2008
  • core charge: Free No Core Charge
  • position: Rear Right
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Aisin Door Lock Assembly

seller carlockiio:

  • city: Indianapolis, Indiana
  • # reviews: 643113
  • rating: 99.6%

returns carlockiio:

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

offer carlockiio:

  • quantity: 1
  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • started: April 9, 2026

payments carlockiio:

  • other
  • credit card: Diners-club
  • wallet: Paypal

general carlockiio:

  • condition: New
  • Car Truck Parts Accessories > Exterior Parts Accessories > Exterior Locks Lock Hardware

shipping carlockiio:

  • service: Standard, Expedited
  • class: Standard, Expedited
  • cost: $0.00
  • transit: 4-6 Days
  • type: Fixed
for models: sequoia, for makes: toyota, for years: 2008-2016, type: door lock assembly, placement on vehicle: body doors, manufacturer warranty: 1 year / 12, 000 miles, compatible year: 2016 2015 2014 2013 2012 2011 2010 2009 2008, core charge: free no core charge, position: rear right, fitment type: direct replacement, bundle description: 1 pc genuine aisin door lock assembly,
category: auto parts > car truck parts accessories > exterior parts accessories > exterior locks lock hardware, sku: 30836490918178603,
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