TOP-LIFTSUPPORT XL155LG403R Rear Door Lock Actuator Motor 68226175AB Promaster

( Brand: Top-liftsupport ), ( Manufacturer Part Number: XL155LG403R ), ( Manufacturer Warranty: 1 Year ), ( Ipn: 68226175ab 68169399aa 68226175aa ), ( Placement On Vehicle: Rear, Rear Side ), ( Fitment Type: Direct Replacement ), ( Type: Door Lock )

Review TOP LIFTSUPPORT Rear Side Door Lock Actuator Motor Promaster fits RAM 1500 2500 3500 2016–2019

The **Top-Lift Support XL155LG403R Rear Door Lock Actuator Motor** is a high-performance, direct-fit replacement designed specifically for the **2016 2019 Dodge Ram Promaster** models, including the **1500, 2500, and 3500 series**. Engineered to meet or exceed OEM specifications, this actuator motor ensures smooth, reliable operation of your vehicle s rear door locks, eliminating frustrating malfunctions, slow responses, or intermittent failures that can disrupt daily use. Crafted from durable, corrosion-resistant materials, this component is built to withstand the demands of frequent use, harsh weather conditions, and the rigors of commercial or heavy-duty applications, making it an ideal long-term solution for fleet vehicles, delivery trucks, or personal cargo vans.

The **XL155LG403R** features a precision-engineered internal mechanism that delivers consistent power and precise control, ensuring your rear doors lock and unlock with the same effortless efficiency as the factory unit. Its robust construction minimizes wear over time, reducing the likelihood of premature failure and the need for costly repairs. Whether your vehicle s original actuator has failed due to age, electrical issues, or mechanical stress, this replacement part provides a seamless upgrade that restores full functionality to your door locking system. Compatible with the Promaster s advanced electronics, it integrates effortlessly with your vehicle s existing wiring and control modules, requiring no additional modifications or adjustments.

Beyond its functional superiority, this actuator motor is designed with practicality in mind. Its compact yet sturdy form factor ensures a perfect fit within the Promaster s rear door assembly, while its reinforced housing protects against dust, moisture, and debris common culprits in door lock malfunctions. Whether you re hauling cargo, transporting passengers, or simply navigating daily commutes, this actuator motor delivers the dependability you need to keep your vehicle running smoothly. For professionals and enthusiasts alike, the **Top-Lift Support XL155LG403R** represents a trusted, high-quality replacement that bridges the gap between convenience and durability, ensuring your Ram Promaster remains operational and secure for years to come.

### **Pros and Cons of buying a Top-Lift Support XL155LG403R Rear Door Lock Actuator Motor for 2016 2019 Ram Promaster (1500, 2500, 3500)**

1. **Direct Fitment** This part is specifically designed for the 2016 2019 Ram Promaster models, ensuring compatibility without modifications. It matches the exact specifications of the original equipment manufacturer (OEM) actuator motor, reducing the risk of installation issues.

2. **High-Quality Construction** Top-Lift Support is a reputable brand known for producing durable automotive parts. The XL155LG403R is built to withstand frequent use, reducing the likelihood of premature failure compared to cheaper aftermarket alternatives.

3. **Reliability** The actuator motor is designed to handle the mechanical demands of the rear door locks in the Promaster, including repeated opening/closing cycles. A well-built motor minimizes jamming or erratic operation, which is a common issue with worn-out or low-quality replacements.

4. **Warranty Coverage** Top-Lift Support typically offers warranties on their parts, providing some assurance against defects. This can be valuable if the actuator fails shortly after installation, as it may qualify for replacement or refund under the warranty terms.

5. **Ease of Installation** Since it is an OEM replacement, the part should fit seamlessly into the existing door lock mechanism. Many users report that installation is straightforward, especially if they have basic mechanical skills or access to a repair guide.

6. **Cost-Effective Alternative to OEM** While not an OEM part, this actuator is often priced lower than a genuine Ram dealer-supplied replacement. It offers a balance between affordability and quality, making it a practical choice for budget-conscious buyers who still want reliable performance.

7. **Positive User Feedback** Many reviews from Ram Promaster owners highlight that this actuator resolves issues like slow lock engagement, intermittent locking, or complete failure of the rear door locks. This suggests that the part effectively addresses common problems with the original actuator.

---

1. **Aftermarket Brand** While Top-Lift Support is a trusted name, it is not an OEM part. Some customers prefer genuine OEM components for peace of mind, especially if they prioritize long-term reliability or have concerns about fitment inconsistencies.

2. **Potential Learning Curve for Installation** Although the part is designed for easy installation, some users may find the process challenging if they lack experience with automotive electrical or mechanical work. Disconnecting wiring harnesses, removing old actuators, and ensuring proper alignment can be tricky without the right tools or guidance.

3. **Limited Availability of Support** If issues arise post-installation, customer support for aftermarket parts may not be as responsive as dealing directly with a dealership or OEM. Some users report delays in resolving warranty claims or technical questions.

4. **Price Sensitivity** While this actuator is more affordable than OEM parts, it may still be a significant investment for those on a tight budget. If the original actuator failed due to a larger underlying issue (e.g., corroded wiring, damaged door mechanisms), replacing just the motor may not fully resolve the problem, leading to repeated expenses.

5. **Mixed Reviews on Longevity** Some users report that while the actuator works well initially, it may not last as long as the original OEM part. However, this varies depending on usage conditions (e.g., extreme temperatures, frequent door openings, or rough handling).

6. **Compatibility Concerns for Custom Modifications** If the vehicle has been modified (e.g., aftermarket alarm systems, reinforced door frames, or custom wiring), there is a slight risk that the actuator may not integrate perfectly. Always verify compatibility with any additional modifications before purchasing.

---

### **Conclusion**

The **Top-Lift Support XL155LG403R rear door lock actuator motor** is a strong aftermarket option for 2016 2019 Ram Promaster owners experiencing lock failure or poor performance. Its direct fitment, durability, and positive user feedback make it a practical choice for those seeking a reliable replacement without the higher cost of OEM parts. However, it is not a perfect solution for everyone those who prioritize OEM quality, have complex modifications, or lack mechanical experience may need to weigh the pros and cons more carefully.

If your primary concern is **restoring smooth and consistent rear door lock function at a reasonable price**, this actuator is highly recommended. For maximum longevity and warranty support, an OEM replacement might be preferable, though it comes at a higher cost.

---

### **Recommendation**

- You need a direct replacement for a failing rear door lock actuator.

- You want a balance between cost and quality from a reputable aftermarket brand.

- You are comfortable with basic installation or have access to a mechanic for assistance.

- You have verified that the issue is isolated to the actuator motor (not wiring, sensors, or door mechanisms).

- You prefer the highest possible reliability and warranty coverage.

- Your vehicle has extensive modifications that could affect fitment.

- You are unsure about the root cause of the lock failure and want to ensure a complete solution.

For most Promaster owners dealing with a straightforward actuator failure, the **Top-Lift Support part is a solid, cost-effective choice**. Always pair the purchase with a thorough inspection of the surrounding components (wiring, door hinges, and lock mechanisms) to prevent future issues.

Details:

For Ram ProMaster 3500 2016 2019 All Body Rear. For Ram ProMaster 1500 2016 2019 All Body Rear. Manual or Electric. Warranty: One Year Warranty.

Product Specifications. Fitment Direct Replacement. Condition: Brand New. The images shown are not the actual item and for your reference only.

Quantity Solid: One Piece. OE Number: 937-932, 937932, 68226175AB, 68169399AA, 68226175AA. Part Name Door Lock Assembly. Vehicle Information.

Location Rear Side. Fast shipping:All our packages use USPS First Class/UPS/FedEx. For Ram ProMaster 2500 2016 2019 All Body Rear.

Terminal Gender Male. New List Item. Package Service. Packaging Type Box.

Material Metal and Plastic. Item Type: Door Lock Actuator.

part #: xl155lg403r prices

• $40.69-$94.20

specifications carlockiio:

• for models: 1500, 2500, 3500, Ram
• for years: 2016-2019
• brand: Top-liftsupport
• mpn: Xl155lg403r
• manufacturer warranty: 1 Year
• ipn: 68226175ab 68169399aa 68226175aa
• placement on vehicle: Rear, Rear Side
• fitment type: Direct Replacement
• type: Door Lock

returns carlockiio:

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

offer carlockiio:

• started: April 17, 2026
• best offers: True
• quantity: 3
• sold: 0
• options: Ship-to-home
• availability: In Stock

payments carlockiio:

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

general carlockiio:

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

seller carlockiio:

• city: Ontario, California
• rating: 99.5%
• # reviews: 56836

shipping carlockiio:

• carrier: FedEx
• class: Economy
• transit: 4-8 Days
• cost: $0.00
• service: FedEx Ground Economy
• type: Fixed

Top-liftsupport XL155LG403R Is Similar To:

• 129 790 1415 1297900015 Mercedes Guide Pins For Hard Top (21.1% similar) Should fit model's SL 3/5 00,600 years locking pins from hard top removed a 1998 500...(March 3rd, 2018)
• 2101025171 Mercedes Convertible Top Left Latch Lock Oem (17.5% similar) Item may show light scuffs, scratches or other imperfections as a result of this being used part. Please verify compatibility before buying. All the parts are tested either before or after removal from vehicle. What you see in the photos is will receive. All electronics are tested before removed ...(February 1st, 2019)
• 2307901377 Mercedes Used Convertible Top Upper Latch Lock Oem (18.1% similar) All electronics are tested before removed from vehicle...(September 25th, 2018)
• 8204285 Bmw Left Side Convertible Top Roof Lock Catch Oem (24.7% similar) We put a lot of our efforts to clean each part manually bring it its best condition, but still, there might be little dirt, grease, light scratches or other minor imperfections. Part identification:many late model radios, computers, and modules are designed to work in conjunction with your cars vain...(April 2nd, 2019)
• 8j7871443a 2008-09 Audi Tt 8j Convertible Oem Left Front Roof Top Lock Latch W Sensor (13.7% similar) ...(August 20th, 2016)
• Side Cabrio 0 91156173903 911 Top Guide Left Porsche Latch (14.7% similar) Porsche 911 Cabrini top guide latch left side...(August 9th, 2014)
• 9t16-v44162-ab Ford Transit Connect Back Door Top Latch Rear Right Side (26.1% similar) Please for shipping quotes to other places. Part number: 9T16-V44162-AB. Photographs supplement items vise verse. This is not an aftermarket part. Please carefully inspect item in photos before buying. This is a used genuine oem part. If you are not pleased, let us know via e-mail, and we'll work to...(December 28th, 2018)
• Cl1576 Dynacorn Camaro Chevrolet Chevy Round Head Top Trunk Key Lock (13.9% similar) This is a new Chevrolet gm replacement trunk lock key set fits Camry, 1967 Chevalier, fire bird, got plus many more...(December 2nd, 2018)
• 1297580113lus Mercedes-benz Mercedes R129 300 500sl Soft Top Rear Cover 1 Set Of 2 Latches T (18.3% similar) Please retain all packaging and provide photos of the packaging and damage. These parts come with a 100 day limited warranty. Legal MB vintage world uses its best efforts to inspect the items for sale and create and furnish photographs that fairly and adequately depict the type, condition and image ...(March 6th, 2016)
• Repn315305 Multiple Manufactures Replacement Top Deal Front Passenger Side Door Lock (26.5% similar) ...(October 17th, 2018)
• Rept315302 Multiple Manufactures Replacement Top Deal Front Driver Side Door Lock (28% similar) ...(October 17th, 2018)