1. Truck Bed Parts Products
  2. sku: 20521820541563752
  3. LOMAX B4040069

LOMAX B4040069 Folding Split Tonneau Cover 810038763132 6FT

fits model: 2500, 3500, Ram. make: Dodge. year: 2019–2026.

B4040069 Lomax 2019-2026 Fits Dodge Ram 2500 3500 6ft 4 Inch Hard Folding Split Tonneau Cover

( Brand: Lomax ), ( Manufacturer Part Number: B4040069 ), ( Type: Tonneau Cover ), ( Items Included: Mounting Hardware ), ( Color: Black ), ( Universal Fitment: No ), ( UPC: 810038763132 )

Review LOMAX Dodge 6ft Inch Hard Folding Split Tonneau Cover fits RAM 2500 3500 2019–2026

The **Lomax B4040069** is a premium, high-performance folding split tonneau cover designed exclusively for the 2019 through 2026 Dodge Ram 2500 and 3500 models, delivering a perfect blend of functionality, durability, and aerodynamic efficiency for truck owners who demand both protection and performance. Engineered with a **split-folding mechanism**, this tonneau cover ensures seamless operation, allowing for quick and effortless access to your truck bed while maintaining a sleek, streamlined profile when closed. The cover features a **modular design**, with two independently folding sections that hinge open from the cab toward the rear, eliminating the need for awkward side-by-side folding or bulky overhangs that can disrupt cargo loading. This innovative split-folding system not only enhances usability but also reduces wind noise and drag, improving fuel efficiency and overall driving dynamics ideal for long-haul drivers or those who prioritize a refined ride.

Constructed from **high-grade, UV-resistant polycarbonate material**, the Lomax B4040069 is built to withstand the harshest conditions, from scorching sun exposure to heavy snow and rain. The polycarbonate panels are reinforced with **rigid, corrosion-proof aluminum framing**, ensuring long-term durability and resistance to warping, cracking, or fading. The cover s **low-profile design** integrates seamlessly with the truck s body, creating a flush, aerodynamic surface that minimizes wind turbulence and reduces the risk of debris accumulation. For added security, the tonneau cover includes **multiple locking points**, including a **cable lock system** and **latching mechanisms** that keep the cover securely in place during transit, deterring theft and ensuring your cargo stays protected even when you re not in the cab.

Installation of the Lomax B4040069 is straightforward, thanks to its **universal fitment** for the specified Ram models, though professional installation is recommended to ensure proper alignment and functionality. The cover is designed to mount directly onto the truck bed s existing rails, with **adjustable clamps and secure fasteners** that accommodate slight variations in bed dimensions. Once installed, the cover s **smooth, silent operation** is a standout feature, with minimal squeaking or rattling even in high winds or rough terrain. The **folding mechanism** is reinforced with **high-tensile steel hinges**, ensuring thousands of cycles of use without wear or failure. For added convenience, the cover includes **quick-release handles** that allow for one-handed opening and closing, making it ideal for drivers who need to access their bed frequently without wasting time.

Beyond its practical benefits, the Lomax B4040069 elevates the aesthetic appeal of your Dodge Ram, offering a **clean, factory-like finish** that enhances the truck s overall look. Available in a variety of **high-quality, color-matched finishes**, including matte black, silver, and other custom options, the cover ensures a seamless integration with your truck s exterior. The **split-folding design** also prevents the cover from obstructing the truck s rear bumper or tailgate, maintaining a polished appearance even when the bed is in use. Whether you re hauling tools, equipment, or recreational gear, the Lomax B4040069 provides **superior cargo protection** against dust, moisture, and the elements, keeping your items dry and secure. With its **rugged yet refined construction**, this tonneau cover is not just a functional accessory it s a statement of quality and reliability for serious truck owners who refuse to compromise on performance or style.

### **Pros and Cons of buying a Lomax B4040069 (2019-2026 Dodge Ram 2500/3500 6-Foot Folding Split Tonneau Cover)**

#### **Pros**

1. **Compatibility with Modern Dodge Rams**

The B4040069 is specifically designed for the 2019-2026 Dodge Ram 2500 and 3500 models, ensuring a precise fit without gaps or misalignments. This reduces the risk of wind noise, water leaks, or improper closure.

2. **Folding and Split Design**

The folding split design allows for easy access to the truck bed while still providing coverage when folded. This is ideal for occasional use where you may need to load or unload items frequently but still want protection from debris, rain, or theft when not in use.

3. **Durability and Weather Resistance**

Lomax tonneau covers are known for their robust construction, often featuring materials like heavy-duty vinyl, aluminum, or reinforced plastics. The B4040069 likely includes weather-resistant properties to protect cargo from rain, snow, and UV damage, extending the life of your load.

4. **Security Benefits**

A tonneau cover deters theft by making it harder for would-be thieves to access cargo. The folding design, while not as secure as a hard cover, still adds a layer of protection compared to an uncovered bed.

5. **Reduced Wind Noise and Drag**

Unlike an open bed, a tonneau cover minimizes wind noise at highway speeds, improving driving comfort. This can also slightly improve fuel efficiency by reducing aerodynamic drag.

6. **Protection for Your Truck Bed**

The cover shields the bed from dirt, road salt, and debris, which can help maintain the truck s paint and bed liner in better condition over time.

7. **Easy Installation**

Lomax tonneau covers are typically designed for straightforward installation, often requiring only basic tools. The B4040069 appears to be a plug-and-play solution for the specified Ram models.

8. **Aesthetic Appeal**

A tonneau cover gives your truck a cleaner, more finished look, which can be appealing if you prioritize appearance.

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#### **Cons**

1. **Limited Cargo Access**

The folding split design means you ll need to fold the cover to load or unload items, which can be inconvenient if you frequently carry large or bulky cargo. Hard or roll-up covers offer easier access but may not fold as neatly.

2. **Potential for Wind Noise**

While better than an open bed, some folding covers can still allow wind noise, especially at higher speeds. The effectiveness depends on the quality of the seal and how well it s installed.

3. **Durability Concerns Over Time**

Folding covers are generally less durable than hard or roll-up covers. The hinges and folding mechanism may wear out over time, requiring maintenance or eventual replacement. Exposure to UV rays can also cause materials to degrade if not properly treated.

4. **Higher Upfront Cost Compared to Basic Covers**

The B4040069 is likely more expensive than a basic vinyl or mesh cover but may not offer the same level of security or durability as a premium hard cover. Pricing can vary, but it s generally mid-range in the tonneau cover market.

5. **Installation and Maintenance Requirements**

While installation is often straightforward, improper installation can lead to issues like misalignment or poor sealing. Regular maintenance, such as cleaning and lubricating hinges, may be necessary to ensure smooth operation.

6. **Not Ideal for Heavy or Oversized Loads**

The folding design may not accommodate very large or heavy items that require the full bed space. If you frequently carry lumber, ATVs, or other oversized cargo, a hard cover or no cover might be more practical.

7. **Potential for Leaks or Water Damage**

If the cover isn t properly sealed or if the truck bed has gaps, rain or snow can still enter, potentially damaging cargo or the bed itself. This risk is higher with folding covers than with fully enclosed options.

8. **Limited Customization**

Unlike some other tonneau covers, the B4040069 may have limited color or material options. If aesthetics or specific material preferences are important to you, you might be restricted by the design choices available.

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### **Conclusion**

The Lomax B4040069 folding split tonneau cover is a solid choice for Dodge Ram 2500/3500 owners who want a balance between accessibility and protection. It excels in compatibility, ease of installation, and practicality for everyday use, offering better security and weather resistance than an open bed. However, its folding design means it s not the best option for frequent heavy-duty loading, and it may require more maintenance than a hard cover over time.

If you prioritize convenience, moderate protection, and a good fit for your truck, this cover is a worthwhile investment. However, if you need maximum security, easy access, or plan to carry large or heavy loads regularly, you might consider alternatives like a hard tonneau cover or a roll-up cover.

### **Recommendation**

**Buy the Lomax B4040069 if:**

- You own a 2019-2026 Dodge Ram 2500 or 3500.

- You want a balance between protection and ease of access.

- You frequently drive in varying weather conditions and want to minimize wind noise.

- You re willing to perform basic maintenance to keep the cover functioning smoothly.

**Consider alternatives if:**

- You need frequent, easy access to the truck bed (e.g., for carrying sports equipment or large items).

- You prioritize maximum security and durability over folding convenience.

- You re on a tight budget and can find a more basic cover that meets your needs.

For most Ram owners who want a practical, mid-range tonneau cover, the Lomax B4040069 is a reliable and well-supported choice. Just be prepared for occasional maintenance and the trade-offs of a folding design.

Details:

Frame Material: Aluminum. Compatible with Ladder Rack: No. Security: Locking. Bruce Cutler.

This black urethane tonneau cover enables secure storage when closed and full bed use in the vertical position. Tonneau Type: Folding. Number of Folds: Specifications: Cover Type: Hard.

Cover Material: Aluminum. Mounting Type: Inside of Bed Rails. Its time to flip in a new cover with LOMAX STANCE Hard Cover. Weather-tight seal to keep water and the elements away from your truck bed.

Compatible with Headache Rack: No. Powder coated steel pivot links with rubber bushings and rooftop anchors prevent vibration noise the cover from resting against rear window when vertical. Constructed from strong aluminum alloy panels with channels and durable weatherproof seals, LOMAX STANCE Hard Covers keep the elements out of your truck box. Offering an easy installation without the need for removal, this hard folding tonneau cover makes loading and unloading your bed simple convenient.

Any part that was used or installed on your vehicle is non-returnable. Note: This Item Will Only Fi 2019 2026 Fits Dodge Ram 2500 3500. And must be in the original box. LOMAX 2019 2026 Fits Dodge Ram 2500 3500 6' 4 Hard Folding Cover Split Tonneau B4040069.

Simple clamp-on installation with no drilling needed. Compatible with Bed Caps: Yes. Damaged delivery. Easy to operate thanks the quick release system.

Integrated storage clips to secure the cover when open. Toolbox Included: No. Design: Ultra-Low Profile. Bed Size: 76 Inches Features: Sleek, ultra low-profile design for a smooth look.

The LOMAX STANCE Hard Cover brings increased versatility and functionality to your pickup with behind the cab design. They need to be in new and unused condition the original packaging. Installation Instructions. Toolbox Compatible: No.

Includes: Tonneau Cover. Finish: Black Urethane.

part #: b4040069 price

  • $1275.30

specifications otruckbedaccessories:

  • for models: 2500, 3500, Ram
  • for makes: Dodge
  • for years: 2019-2026
  • brand: Lomax
  • mpn: B4040069
  • type: Tonneau Cover
  • items included: Mounting Hardware
  • color: Black
  • universal fitment: No
  • upc: 810038763132

shipping otruckbedaccessories:

  • cost: $0.00
  • transit: 10-15 Days
  • class: Standard
  • service: Standard
  • type: Fixed

offer otruckbedaccessories:

  • sold: 0
  • options: Ship-to-home
  • quantity: 5
  • availability: In Stock
  • started: February 17, 2026

general otruckbedaccessories:

  • condition: New
  • Exterior Parts Accessories > Truck Beds Parts > Truck Bed Accessories

seller otruckbedaccessories:

  • rating: 99.2%
  • city: Jamestown, North Dakota
  • # reviews: 9508

returns otruckbedaccessories:

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

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for models: 2500, 3500, ram, for makes: dodge, for years: 2019-2026, type: tonneau cover, items included: mounting hardware, universal fitment: no,
category: auto parts > exterior parts accessories > truck beds parts > truck bed accessories, color: black, sku: 20521820541563752,
Lomax B4040069 Is Similar To:
otruckbedaccessories logo
2 offers $1275.30–$1275.30 USD
  • New. Offer #1 priced at $1275.30 + $0.00 shipping estimate = $1275.30* total. The LOMAX STANCE Hard Cover brings increased versatility and functionality to your pickup with behind the cab design. LOMAX STANCE Hard Folding Tonneau Cover with Single Rails (G3060209) by Access.FREE SHIPPING
  • New. Offer #2 priced at $1275.30 + $0.00 shipping estimate = $1275.30* total. The tonneau automatically locks at ten points when closed, keeping your cargo protected and out of sight. The Lomax can be easily opened by pulling the cord from either side, releasing the latches.FREE SHIPPING

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