1. Truck Bed Parts Products
  2. sku: 21621672669747632
  3. KARPARTS360 ALX-PAU-RB-926-983-CL360A51

KARPARTS360 ALX-PAU-RB-926-983-CL360A51 Bed Crossmember Set 199608124055 C3500/K3500 Steel Mm.

fits model: C3500, K3500. make: Chevy. year: 1975–2000.

Alx-pau-rb-926-983-cl360a51 Karparts360 For Chevy C3500/k3500 1990-2000 Truck Bed Crossmember Set Steel 75 Mm. Depth

( Brand: Karparts360 ), ( Manufacturer Part Number: ALX-PAU-RB-926-983-CL360A51 ), ( Type: Automotive ), ( Features: Easy Installation ), ( Material: Steel ), ( Color: Primer ), ( Item Height: 8.000 ), ( Item Length: 67.000 ), ( Item Weight: 58.2900 ), ( Item Width: 11.000 ), ( Fitment Type: Direct Replacement ), ( Generic Keywords 1: Part ), ( Oem Equivalent Part Number 1: 15646509 ), ( Intended Use: Automobiles ), ( Misc Fitment Notes: See Notes ), ( Manufacturer Warranty: 1 Year ), ( UPC: 199608124055 )

Review KARPARTS360 Chevy C3500/k3500 Truck Bed Crossmember Set Steel Depth fits C3500 K3500 1975–2000

The **KarParts360 ALX-PAU-RB-926-983-CL360A51** is a high-quality, direct-fit steel bed crossmember set designed exclusively for the **1990 2000 Chevrolet C3500/K3500** full-size pickup trucks, ensuring a perfect match for your vehicle s frame and bed assembly. Crafted from durable, heavy-duty steel, this crossmember set is engineered to provide superior strength and rigidity, reinforcing the bed frame to handle heavy loads, towing demands, and daily driving stresses with confidence. The precision-machined components are built to meet or exceed OEM specifications, guaranteeing a seamless installation that maintains the truck s structural integrity while enhancing its load-bearing capacity. Whether you re hauling equipment, towing a trailer, or simply upgrading your truck s bed for added durability, this crossmember set delivers a robust, long-lasting solution. Its robust construction minimizes frame flex, reduces stress on suspension components, and contributes to a smoother, more stable ride ideal for both work and off-road applications. Backed by KarParts360 s reputation for quality and compatibility, this part is a reliable choice for truck owners seeking a direct replacement that restores or improves their vehicle s performance without compromising fit or function.

### **Pros and Cons of buying a KarParts360 ALX-PAU-RB-926-983-CL360A51 Steel Bed Crossmember Set for 1990 2000 Chevy C3500/K3500**

#### **Pros:**

1. **Direct Fitment** The part is specifically listed for 1990 2000 Chevy C3500/K3500 models, reducing the risk of compatibility issues with aftermarket or mismatched components.

2. **Steel Construction** Steel is durable, resistant to warping, and better suited for heavy-duty applications compared to aluminum, which can bend under stress.

3. **OEM-Quality Replacement** KarParts360 is a reputable supplier that often sources parts from trusted manufacturers, ensuring reliability and build quality.

4. **Easy Installation** The design appears to be straightforward, with standard bolt patterns, making it accessible for DIYers with basic tools.

5. **Long-Term Durability** A well-made steel crossmember should last the life of the truck if properly installed and maintained.

6. **Support for Heavy Loads** The reinforced steel construction helps distribute weight better than weaker aftermarket alternatives, which is beneficial for towing or carrying heavy cargo.

7. **Compatibility with Aftermarket Upgrades** Since it s an OEM-style part, it should integrate well with other factory or aftermarket components (e.g., suspension, frame rails).

#### **Cons:**

1. **Weight** Steel is heavier than aluminum, which could slightly increase the truck s overall weight, potentially impacting fuel efficiency and handling.

2. **Potential Rust Issues** If the truck operates in harsh conditions (salt, moisture), the steel crossmember may require additional rust protection (e.g., coating, waxing).

3. **Cost** While not excessively expensive, steel parts can be pricier than lightweight alternatives if budget is a concern.

4. **Limited Customization** Unlike some aftermarket options, this is a direct replacement with minimal design variations, so modifications (e.g., cutouts for wiring) may require extra work.

5. **Availability of Gaskets/Seals** Some OEM-style parts may not include necessary seals or gaskets, requiring separate purchase or reuse of old components.

6. **Installation Complexity** If the truck has rusted or damaged mounting points, additional prep work (e.g., welding, cleaning) may be needed before fitting the new crossmember.

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### **Conclusion**

The **KarParts360 ALX-PAU-RB-926-983-CL360A51 steel bed crossmember set** is a solid choice for 1990 2000 Chevy C3500/K3500 owners seeking a **durable, direct-fit replacement**. Its steel construction ensures strength and longevity, making it ideal for heavy-duty use, towing, or trucks in demanding conditions. However, the added weight and potential rust concerns should be considered, especially if the truck sees frequent off-road or winter use.

If the primary goal is **reliability and load-bearing capacity**, this part is highly recommended. For those prioritizing **weight savings or easier installation**, an aftermarket aluminum option might be worth evaluating but it would come with trade-offs in durability.

**Final Recommendation:** **Buy this part if:**

- You need a **direct, high-quality replacement** for your truck s crossmember.

- You operate in **heavy-duty conditions** (towing, off-roading, frequent loads).

- You re willing to **address minor rust prevention** post-installation.

**Consider alternatives if:**

- You re concerned about **weight** and prefer aluminum.

- Your truck has **significant frame rust** that would require extensive prep work before installation.

- You want **custom modifications** (e.g., cutouts) and are open to aftermarket options.

For most owners, this is a **strong, no-regrets purchase** that will serve the truck well for years. Always inspect the part upon arrival and ensure the mounting surfaces are clean and undamaged before installation.

Details:

This OE FIX kit allows replacement of only the failed floor supports to reduce repair costs. Material: Steel. OEM Numbers: 15646509. OEM Part #:15646509.

Please refer to manufacturer for warranty information. Premium Aftermarket Replacement Parts: - Every component undergoes a thorough evaluation and meticulous inspection to establish adherence our strict safety standards high-quality benchmarks. Attachment Type: Weld. Misc Notes 1: TRUCK BED FLOOR.

KarParts360 For Chevy C3500/K3500 1990 2000 Truck Bed Crossmember Set Steel Weld Attachment Type Primer Multi Piece Configuration 75 millimeters Depth Replacement 15646509: Item condition: Brand New in Original Box. Detail , Overview: - When a truck bed crossmember rusts, the only option has been to replace entire. All products ship in pristine and original manufacturer packaging. Part: Truck Bed Crossmember Set.

Brand New - Sealed in a Box.

part #: 199608124055 price

  • $629.60

specifications otruckbedaccessories:

  • for models: C3500, K3500
  • for makes: Chevy
  • for years: 1975-2000
  • brand: Karparts360
  • mpn: Alx-pau-rb-926-983-cl360a51
  • type: Automotive
  • features: Easy Installation
  • material: Steel
  • color: Primer
  • item height: 8.000
  • item length: 67.000
  • item weight: 58.2900
  • item width: 11.000
  • fitment type: Direct Replacement
  • generic keywords 1: Part
  • oem equivalent part number 1: 15646509
  • intended use: Automobiles
  • misc fitment notes: See Notes
  • manufacturer warranty: 1 Year
  • upc: 199608124055

offer otruckbedaccessories:

  • started: April 10, 2026
  • availability: In Stock
  • sold: 0
  • quantity: 6
  • options: Ship-to-home

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  • class: Expedited
  • type: Fixed
  • cost: $0.00
  • service: Expedited
  • transit: 4-6 Days

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general otruckbedaccessories:

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

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seller otruckbedaccessories:

  • # reviews: 154924
  • rating: 99.7%
  • city: West Chicago, IL
for models: c3500, k3500, for makes: chevy, for years: 1975-2000, type: automotive, features: easy installation, item height: 8.000, item length: 67.000, item weight: 58.2900, item width: 11.000, fitment type: direct replacement, generic keywords 1: part, oem equivalent part number 1: 15646509, intended use: automobiles, misc fitment notes: see notes, manufacturer warranty: 1 year,
category: auto parts > exterior parts accessories > truck beds parts > truck bed accessories, color: primer, material: steel, sku: 21621672669747632,
Karparts360 KARPARTS360 Is Similar To:
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1 offer $629.60 USD
  • New. Offer #1 priced at $629.60 + $0.00 shipping estimate = $629.60* total. This OE FIX kit allows replacement of only the failed floor supports to reduce repair costs. Product Overview: - When a truck bed crossmember rusts, the only option has been to replace the entire bed.FREE SHIPPING

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