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  3. BUICK 040726A/2025-0019

BUICK 040726A-2025-0019 Riviera Rear Filler Panel Donk 040726A/2025-0019

fits make: Buick. year: 1974.

2025-0019 Buick 040726a/2025-0019 1974 Riviera Rear Filler Panel Donk 74

( Manufacturer Part Number: 040726A/2025-0019 ), ( Type: Bumper ), ( Vintage Part: Yes ), ( Country Of Origin: United States ), ( Placement On Vehicle: Rear )

Review BUICK 040726a/2025-0019 Riviera Rear Filler Panel Donk fits 1974

The **Buick 040726A/2025-0019 Rear Filler Panel (Donk Panel) for a 1974 Riviera** is a meticulously crafted, high-quality replacement part designed to restore both the aesthetic and structural integrity of your classic Buick Riviera. This panel, often referred to as the "donk" panel due to its distinctive shape and placement behind the rear bumper, serves as a functional yet stylish component that bridges the gap between the trunk lid and the vehicle s bodywork. Engineered to match the exact specifications of the original 1974 Riviera, this panel is constructed from high-grade, corrosion-resistant steel, ensuring durability and longevity even in harsh weather conditions. Its precise fitment accounts for the iconic curves and contours of the Riviera s rear end, providing a seamless integration that enhances the vehicle s timeless elegance. Whether you're restoring a show-quality Riviera or simply maintaining the integrity of your daily driver, this panel is an essential upgrade that preserves the car s heritage while delivering modern reliability. The attention to detail in its design including properly aligned seams, accurate rivet placements, and a polished finish ensures that it blends effortlessly with the surrounding bodywork, allowing for a flawless restoration. Ideal for enthusiasts and mechanics alike, this replacement part is a testament to Buick s legacy of craftsmanship and a must-have for anyone committed to maintaining the pristine condition of their 1974 Riviera.

### **Pros and Cons of Buying a 1974 Buick Riviera Rear Filler Panel (Part #040726A/2025-0019)**

#### **Pros:**

1. **Authentic Fit and Finish** This is an original or high-quality reproduction part designed specifically for a 1974 Riviera. It will match the factory styling, ensuring a seamless look without the mismatched appearance of aftermarket alternatives.

2. **Rust Resistance (If New or Well-Sourced)** If the panel is new or sourced from a reputable supplier, it should be made from galvanized steel or coated to resist corrosion, which is critical for older GM bodies prone to rust.

3. **Easier Restoration** Having the correct panel simplifies bodywork, reducing the need for extensive patching or welding. This saves time and labor costs during restoration.

4. **Increased Resale Value** A Riviera with original or properly restored panels holds more value among collectors and enthusiasts. Using the correct part ensures authenticity, which appeals to purists.

5. **Compatibility with Original Trim** The panel will align perfectly with the Riviera s body lines, including the characteristic "donk" (decorative trim) and factory paint lines, maintaining the car s original aesthetic.

6. **Reduced Risk of Future Issues** Using the correct part minimizes the chance of alignment or fitment problems that can arise from using generic or poorly made replacements.

#### **Cons:**

1. **Cost** Original or high-quality reproduction parts for classic GM bodies can be expensive, especially if sourced from specialty suppliers or restored from salvage yards. Prices may range from $200 to $600 depending on condition and supplier.

2. **Availability and Lead Times** Finding a genuine 1974 Riviera rear filler panel may require searching through salvage yards, classic car parts dealers, or online marketplaces. Lead times can be unpredictable, especially if the part is rare.

3. **Condition of Salvage Parts** If purchasing a used or salvaged panel, there s a risk of hidden damage (e.g., rust, dents, or poor welding). Inspecting the part in person or requesting detailed photos/videos is essential to avoid buying a flawed piece.

4. **Installation Challenges** Fitting the panel may require bodywork skills, including welding, filling, sanding, and painting. If the buyer lacks experience, professional labor costs will add to the expense.

5. **Paint Matching Difficulties** If the panel is used, matching the original paint color (especially for older Rivieras with faded or custom shades) can be difficult. Touch-up paint or repainting may be necessary, adding to the project s complexity.

6. **Weight and Handling** The rear filler panel is a heavy component, which can make installation labor-intensive, particularly for solo restorers. Lifting aids or assistance may be needed.

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### **Conclusion:**

Buying the correct rear filler panel for a 1974 Buick Riviera is a worthwhile investment for owners committed to authenticity and long-term restoration. The benefits including improved aesthetics, structural integrity, and resale value outweigh the challenges, provided the buyer is prepared for the associated costs and effort. However, the cons (high cost, potential availability issues, and installation demands) make this a decision best suited for those with a clear restoration plan and access to resources (tools, labor, or expertise).

If the goal is a show-quality or fully restored Riviera, **purchasing the correct panel is highly recommended**. For casual or budget-conscious projects, alternatives like aftermarket panels (though less ideal) might suffice, but they risk compromising the car s value and authenticity.

**Final Recommendation:**

- **If restoring to originality or selling as a collector s item:** Buy the **040726A/2025-0019 rear filler panel** from a trusted supplier (e.g., Classic Parts Warehouse, GM Parts Authority, or a reputable salvage yard). Prioritize a new or lightly used panel with minimal rust.

- **If on a tight budget or prioritizing functionality over perfection:** Consider a high-quality aftermarket replacement (e.g., from companies like **EZ Parts** or **Rust-Oleum**), but be prepared for potential fitment or paint-matching issues.

- **Always inspect the panel thoroughly** (or have a professional do so) before purchasing to avoid hidden flaws. If welding or bodywork is required, budget for labor or learn the skills beforehand.

For most serious Riviera owners, the effort and cost are justified by the end result a car that looks and feels complete.

Details:

Item comes just as pictured. This listing is for 1974 Buick Riviera Rear Filler Panel.

part #: 040726a20250019 prices

  • $134.99-$299.99

specifications cartrimmouldings:

  • for makes: Buick
  • for years: 1974
  • mpn: 040726a/2025-0019
  • type: Bumper
  • vintage part: Yes
  • country of origin: United States
  • placement on vehicle: Rear

seller cartrimmouldings:

  • city: Wadesville, Indiana
  • # reviews: 2349
  • rating: 99.6%

returns cartrimmouldings:

  • policy: No Returns

shipping cartrimmouldings:

  • transit: 5-10 Days
  • class: Standard
  • type: Calculated
  • service: UPS Ground
  • cost: $114.30
  • carrier: UPS

general cartrimmouldings:

  • condition: Used
  • Car Truck Parts Accessories > Exterior Parts Accessories > Body Moldings Trims

offer cartrimmouldings:

  • sold: 0
  • quantity: 1
  • started: April 15, 2026
  • options: Ship-to-home
  • availability: In Stock

payments cartrimmouldings:

  • credit card: Discover
  • wallet: Apple-pay
  • other
for makes: buick, for years: 1974, type: bumper, vintage part: yes, country of origin: united states, placement on vehicle: rear,
category: auto parts > car truck parts accessories > exterior parts accessories > body moldings trims, sku: 14782102063954752,
Buick 040726A-2025-0019 Is Similar To:
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5 offers $134.99–$299.99 USD
  • Used. Offer #1 priced at $199.99 + $23.36 shipping estimate = $223.35* total. See pictures.+$23.36 shipping
  • Used. Offer #2 priced at $134.99 + $71.07 shipping estimate = $206.06* total. Car had a 455 engine.+$71.07 shipping
  • Used. Offer #3 priced at $299.99 + $77.19 shipping estimate = $377.18* total. +$77.19 shipping
  • Used. Offer #4 priced at $299.99 + $114.30 shipping estimate = $414.29* total. These parts are no longer available new so used is only option Item is a 50 year-old original part and has dings/dents/bends/scratches/etc.+$114.30 shipping
  • Used. Offer #5 priced at $99.99 + $19.02 shipping estimate = $119.01* total. +$19.02 shipping

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