BMW 51247357110 Trunk Motor Actuator Wrnty 640.BM1J17 1YR

( Manufacturer Part Number: 51247357110 ), ( Part Type: Trunk Actuator Motor ), ( Conditions Options: Tnk Lid Pull Down Motor ), ( Genuine Oem: Yes ), ( Ipn: 640.bm1j17 ), ( Warranty: 1 Year )

Review BMW Trunk Motor Actuator Oem 1yr Wrnty fits 740I 2017

The **BMW 51247357110 Trunk Motor Actuator** is a precision-engineered component designed exclusively for the **2017 BMW 7 Series (740i)**, ensuring seamless and reliable operation of the rear hatch mechanism. This high-performance actuator is a critical part of the vehicle s trunk system, responsible for smoothly opening and closing the rear cargo area with minimal effort. Crafted to meet BMW s stringent quality standards, this actuator features a robust, corrosion-resistant construction, incorporating durable materials that withstand the rigors of daily use, including exposure to varying environmental conditions. The unit is engineered with a **1-year warranty**, providing peace of mind for owners who demand both performance and longevity from their vehicle s components. Whether used for original equipment replacement or aftermarket upgrades, this actuator guarantees precise, quiet, and consistent trunk operation, enhancing both convenience and the overall driving experience. Its compatibility with the **2017 740i** ensures an exact fit, eliminating the risk of misalignment or improper function, while its reliable performance contributes to the vehicle s refined handling and aesthetic appeal. Ideal for mechanics, DIY enthusiasts, or BMW owners seeking a direct replacement, this trunk motor actuator exemplifies BMW s commitment to engineering excellence and functional elegance.

**Pros and Cons of buying a BMW 51247357110 Trunk Motor Actuator for a 2017 740i with a 1-Year Warranty**

### **Pros**

1. **Direct OEM Compatibility** The part number (51247357110) is an original BMW component designed specifically for the 2017 740i, ensuring proper fit and function without modification. This reduces the risk of compatibility issues that can arise with aftermarket or generic parts.

2. **Warranty Coverage** The inclusion of a 1-year warranty provides some peace of mind. If the part fails due to manufacturing defects within that period, you can return it for replacement or refund, depending on the seller s policy. This is more protection than many aftermarket alternatives offer.

3. **Reliability** BMW s OEM parts are generally built to higher quality standards than aftermarket equivalents, which can lead to longer-lasting performance, especially if the failure was due to wear rather than a design flaw. This is particularly important for critical components like the trunk motor actuator, which affects daily usability.

4. **Ease of Installation** Since it s an OEM part, it should align seamlessly with the vehicle s existing wiring and mechanical setup. Aftermarket parts sometimes require additional wiring harnesses or adapters, which can complicate installation and increase labor costs.

5. **Resale Value** Using OEM parts can be beneficial if you plan to sell the vehicle later. Mechanics and buyers may prefer genuine BMW components, as they are less likely to cause future issues.

6. **Access to BMW-Specific Features** The trunk motor actuator may include software or electronic features specific to BMW s systems (e.g., integration with the keyless entry or remote trunk release). Aftermarket parts might not replicate these functions perfectly.

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### **Cons**

1. **Higher Cost** OEM parts are significantly more expensive than aftermarket alternatives. The price reflects BMW s brand premium, and the cost may not be justified if the failure was due to normal wear rather than a defect. You could spend a fraction of the price on a reputable aftermarket part with similar performance.

2. **Potential Overkill for Minor Issues** If the trunk motor actuator failure was caused by something like a loose wire, a corroded connection, or a minor electrical issue, replacing the entire actuator may not be the most cost-effective solution. Diagnosing and fixing the root cause (e.g., cleaning contacts or tightening connections) could be a cheaper alternative.

3. **Limited Availability and Lead Times** OEM parts may not always be in stock, especially if the vehicle model is older or less common. This could result in delays in receiving the part, which may be inconvenient if you re waiting to drive the car again. Aftermarket parts often have shorter lead times.

4. **Warranty Limitations** While the 1-year warranty is a plus, it may not cover labor costs or indirect damages (e.g., if the failure caused water ingress or other secondary issues). Additionally, the warranty may not transfer if you sell the car within the year, leaving you without protection if the part fails shortly after purchase.

5. **Potential for Counterfeit Parts** Even if you re buying from a reputable seller, there s a risk of receiving a counterfeit or refurbished OEM part, especially if purchasing from third-party marketplaces. Counterfeit parts may fail prematurely or not meet BMW s quality standards. Always verify the seller s reputation and part authenticity.

6. **No Additional Benefits** Unlike some aftermarket parts, OEM parts don t come with extra features like extended warranties, free installation, or bundled accessories. You re paying for the part itself without any added value.

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### **Ending Conclusion**

- You prioritize **long-term reliability** and want to avoid potential compatibility issues with aftermarket parts.

- The failure is **definitive** (e.g., the actuator is completely dead or damaged beyond repair), and you re confident it s not a simple fix.

- You re willing to **pay the premium** for peace of mind and the assurance of a genuine BMW component.

- You plan to **keep the vehicle long-term** and want to maintain its value or avoid potential resale concerns.

- The failure is **minor or intermittent** (e.g., loose wiring, corrosion), consider diagnosing and fixing the root cause first.

- You re on a **tight budget**, an aftermarket part from a trusted brand (e.g., ACDelco, Dorman, or a BMW-approved supplier) could offer similar performance at a fraction of the cost.

- You re **rushing to get the car back in working order**, aftermarket parts may have shorter lead times.

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### **Recommendation**

1. **Verify the Failure** Before purchasing, confirm that the trunk motor actuator is indeed the root cause of the issue. A BMW dealership or a trusted mechanic can diagnose whether the problem is electrical, mechanical, or related to another component (e.g., the trunk release switch or wiring harness).

2. **Compare Prices** Check prices from multiple sellers (official BMW parts dealers, Amazon, eBay, or specialty auto parts stores) to ensure you re getting a fair deal. Be wary of unusually low prices, as they may indicate counterfeit or refurbished parts.

3. **Consider Aftermarket Options** If the OEM part is significantly overpriced and the failure is not critical, research aftermarket alternatives with good reviews (e.g., **Bosch, Valeo, or Dorman**). Look for parts with warranties of at least 6 12 months and ensure they re compatible with your vehicle s year and trim.

4. **Purchase from a Reputable Seller** If you decide on the OEM part, buy from an authorized BMW dealer, a trusted online retailer (with verified seller ratings), or a parts supplier with a clear return policy. Avoid unknown sellers to avoid receiving counterfeit or damaged goods.

5. **Install Professionally** If you re not experienced with automotive electrical work, have the part installed by a BMW-certified technician or a reputable mechanic. Improper installation can void warranties or cause further damage.

6. **Document the Purchase** Keep the warranty information and proof of purchase in case you need to make a claim. If the part fails within the warranty period, contact the seller or manufacturer immediately to initiate a return or replacement.

The OEM part is the **safest and most reliable choice** for long-term use, especially if you value BMW s quality and want to avoid potential issues with aftermarket parts. However, if cost is a major concern and the failure is not severe, an aftermarket part with a warranty could be a pragmatic alternative. Always weigh the immediate need against your budget and long-term goals for the vehicle.

Details:

Easy to find parts that don't require a mechanics knowledge. Very happy customer, excellent value and service. Please disregard other fitment charts they may not be correct. Free shipping only applies to items you keep.

Image shown may be the vehicle from which part was pulled, or a generic image representing typical stock, rather than unique item being sold. Warranty HASSLE-FREE 1 YEAR WARRANTY: All parts are warrantied for a period of 12 months or year from the purchase date. If something is wrong with an order, we certainly do want to help you. Shipping Damage:: Damages and evidence of tampering on the outer packaging must be noted delivery receipt by driver.

TRUNK MOTOR ACTUATOR OEM 2017 BMW 740I 1YR WRNTY: TNK LID PULL DOWN Included: Hassle-free 1 Year Warranty Our Part #: 453610. More Parts: 1 Year Warranty. Quality, Assured Parts All are Quality Tested Inspected. Please compare part numbers BEFORE purchasing.

part #: 51247357110 prices

• $32.00-$78.99

specifications sunroofconverti:

• for models: 740i
• for makes: Bmw
• for years: 2017
• mpn: 51247357110
• part type: Trunk Actuator Motor
• conditions options: Tnk Lid Pull Down Motor
• genuine oem: Yes
• ipn: 640.bm1j17
• warranty: 1 Year

seller sunroofconverti:

• city: Rancho Cordova, California
• # reviews: 23014
• rating: 97.1%

general sunroofconverti:

• Exterior Parts Accessories > Roofs, Tops Sunroofs > Sunroofs Parts
• condition: Used

shipping sunroofconverti:

• class: Freight
• service: Flat Rate Freight
• cost: $25.00
• type: Fixed

offer sunroofconverti:

• options: Ship-to-home
• started: February 25, 2026
• availability: In Stock
• best offers: True
• quantity: 1
• sold: 0

returns sunroofconverti:

• policy: Returns Accepted
• paid by: Buyer
• time: 60 Days

payments sunroofconverti:

• credit card: Mastercard
• wallet: Google-pay
• other

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