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  3. SOUTHWEST WHEEL RVD-12K-865-580

SOUTHWEST WHEEL RVD-12K-865-580 Bolt Circle Studs Oil Drum 810067325523 Trailer 8-6.5 5/8 Lbs. Axle

fits year: 2012.

Rvd-12k-865-580 Southwest Wheel 8-6.5 Inch Bolt Circle 5/8 Studs Oil Trailer Drum 12 000 Lbs. Axle

( Brand: Southwest Wheel ), ( Manufacturer Part Number: RVD-12K-865-580 ), ( Part Type: Oil Bolt Trailer Axle ), ( Country Of Origin: United States ), ( UPC: 810067325523 )

Review SOUTHWEST WHEEL 8-6.5 Inch Bolt Circle 5/8 Studs Oil Trailer Drum Lbs. Axle fits 2012

The **Southwest Wheel RV-D-12K-865-580 8x6.5" Bolt Circle 5/8" Studs Oil Trailer Drum Brake Hub** is a robust, high-performance axle assembly meticulously engineered for heavy-duty recreational vehicles, commercial trailers, and large utility applications. Designed with precision and built to endure the rigors of frequent towing and demanding road conditions, this drum brake hub features a **12,000-pound load capacity**, ensuring unmatched stability and reliability even when hauling maximum payloads. The **8x6.5" bolt circle** provides a secure, balanced mounting interface, allowing for precise alignment with the trailer frame while minimizing vibration and wear over time. Constructed from **high-grade steel**, the hub is reinforced for durability, resisting deformation and corrosion to extend the lifespan of your trailer s axle assembly.

This drum brake hub incorporates **5/8" studs**, a standard threading size that ensures compatibility with a wide range of brake components, including drums, shoes, and backing plates, without the need for additional adapters. The **oil-filled drum brake mechanism** delivers smooth, consistent braking power, reducing heat buildup and preventing brake fade during prolonged downhill descents or heavy braking scenarios. The internal design promotes efficient lubrication, reducing friction and wear on brake components, which translates to lower maintenance costs and fewer replacements over the years. Whether you re towing a fifth-wheel RV, a gooseneck trailer, or a heavy-duty utility vehicle, this hub delivers the strength and performance required to handle the most challenging loads with confidence.

Built to meet or exceed industry standards for safety and durability, the Southwest Wheel RV-D-12K-865-580 is a premium choice for those who demand nothing less than excellence in their towing equipment. Its **sealed bearings** and **precision-machined components** ensure smooth operation and minimal maintenance, while the **durable paint finish** resists chipping and rust, protecting the hub from environmental elements. Whether you re a seasoned RV enthusiast or a commercial operator managing large-scale logistics, this axle hub combines **strength, efficiency, and longevity** to keep your trailer running smoothly, mile after mile.

### Pros and Cons of buying a Southwest Wheel RV-D12K-865-580 (8-Lug, 6.5" Bolt Circle, 5/8" Studs, Oil Trailer Drum, 12" Axle)

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#### **Pros**

1. **Durability and Load Capacity**

The RV-D12K series is designed for heavy-duty applications, including recreational vehicles, campers, and utility trailers. The 12" axle is robust, capable of handling significant weight loads, which is ideal for larger or heavily loaded trailers. The oil-filled drum brake system provides consistent braking performance even under heavy loads, reducing wear and improving safety.

2. **Compatibility with Common Trailer Setups**

The 8-lug pattern (6.5" bolt circle) is widely used in the RV and trailer industry, making it easier to find replacement parts, wheels, and tires. The 5/8" studs are standard for many trailer applications, ensuring compatibility with most hubs and axles.

3. **Reliability of Oil Trailer Drum Brakes**

Oil trailer drum brakes are known for their durability and resistance to dust and moisture, which can be problematic with other brake types. They require less maintenance than hydraulic or electric brakes and are less prone to freezing in cold weather, making them a practical choice for seasonal or long-term use.

4. **Widespread Availability**

Southwest Wheel is a well-established manufacturer, and their products are commonly stocked by wheel and tire retailers. This means you re likely to find replacement parts or additional wheels easily if needed.

5. **Cost-Effective for Heavy-Duty Use**

While the upfront cost may be higher than lighter-duty wheels, the durability and longevity of this axle and wheel setup can save money in the long run by reducing the need for frequent replacements or repairs.

6. **Versatility**

The 12" axle is versatile and can be used in various trailer types, including travel trailers, fifth-wheel trailers, and even some heavy-duty utility trailers, depending on the overall setup and weight distribution.

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#### **Cons**

1. **Higher Initial Cost**

Heavy-duty axles and wheels like this one are more expensive upfront compared to lighter-duty options. If your trailer doesn t require the full load capacity of a 12" axle, you might be paying for more than you need.

2. **Weight Considerations**

The heavier axle and wheel assembly will add to the overall weight of your trailer. While this isn t an issue for most RVs, it could slightly reduce fuel efficiency if the trailer is very light otherwise. However, this is usually negligible compared to the weight of the trailer itself.

3. **Maintenance Requirements**

While oil trailer drum brakes are low-maintenance, they do require periodic lubrication and inspection to ensure optimal performance. Neglecting maintenance could lead to brake failure or reduced braking efficiency over time.

4. **Potential for Overkill**

If your trailer is on the lighter side (e.g., a small camper or pop-up), the 12" axle might be overkill. In such cases, a lighter axle (e.g., 10" or 11") would suffice and could save you money without sacrificing safety.

5. **Limited Customization**

The 8-lug pattern and 6.5" bolt circle are standard, which means you re limited to wheels and tires that fit this configuration. If you want to customize your trailer s appearance or performance, you may need to stick to compatible parts.

6. **Potential for Noise or Vibration**

Heavy-duty axles can sometimes produce more noise or vibration compared to lighter axles, especially if the suspension or wheel bearings are not properly aligned or maintained. Regular inspections can mitigate this issue.

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### **Ending Conclusion**

The Southwest Wheel RV-D12K-865-580 is an excellent choice for heavy-duty trailers, particularly those that carry significant loads, such as large travel trailers, fifth-wheel trailers, or utility trailers. Its durability, reliability, and compatibility with common trailer setups make it a practical investment for users who prioritize performance and longevity. However, if your trailer is lightweight or you re operating on a tight budget, a lighter axle might be more appropriate.

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### **Recommendation**

**Buy this axle and wheel setup if:**

- You have a heavy-duty trailer (e.g., a large RV, fifth-wheel, or heavily loaded utility trailer).

- You need reliable, low-maintenance braking performance (oil trailer drum brakes).

- You want a widely available and compatible axle that fits standard trailer configurations.

- You re willing to invest in a durable, long-term solution that minimizes future repairs.

**Avoid or consider alternatives if:**

- Your trailer is lightweight (e.g., a small camper or pop-up), and you d prefer a lighter axle to save weight and cost.

- You re on a tight budget and can find a suitable alternative axle that meets your load requirements without the extra weight.

- You prioritize lighter wheels for better fuel efficiency (though the impact is usually minimal for most trailers).

**Final Verdict:** For most heavy-duty trailer applications, the Southwest Wheel RV-D12K-865-580 is a solid and recommended choice. Ensure you match it with the correct tires and perform regular maintenance to maximize its lifespan and performance.

Details:

Trailer Axle Southwest Wheel 8-6.5 Bolt Circle 5/8 Studs Oil Drum for a 12,000 lbs. ASTM test bar method used to monitor tensile strength. Manufactured to automotive standard in ISO/TS-16949 registered factory. Drums are chemically cleaned and painted black in electrostatic boot.

Studs are -18x3.44 with REACH compliant zinc plated finish.

part #: rvd12k865580 price

  • $253.99

specifications traiparboa:

  • for years: 2012
  • brand: Southwest Wheel
  • mpn: Rvd-12k-865-580
  • part type: Oil Bolt Trailer Axle
  • country of origin: United States
  • upc: 810067325523

offer traiparboa:

  • sold: 0
  • started: March 24, 2026
  • options: Ship-to-home
  • availability: In Stock

returns traiparboa:

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

general traiparboa:

  • Parts Accessories > Boat Parts > Trailer Parts
  • condition: New

seller traiparboa:

  • # reviews: 9948
  • rating: 99.9%
  • city: Dallas, Texas

shipping traiparboa:

  • type: Fixed
  • class: Standard
  • cost: $9.99
  • service: FedEx Ground / FedEx Home Delivery
  • transit: 2-4 Days
  • carrier: FedEx

payments traiparboa:

  • wallet: Paypal
  • credit card: Discover
  • other
for years: 2012, part type: oil bolt trailer axle, country of origin: united states,
category: boat parts > trailer parts, sku: 5092685971172722,
Southwest Wheel RVD-12K-865-580 Is Similar To:
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1 offer $253.99 USD
  • New. Offer #1 priced at $253.99 + $9.99 shipping estimate = $263.98* total. Studs are "-18x3.44" with REACH compliant zinc plated finish. Southwest Wheel 8-6.5" Bolt Circle 5/8" Studs Oil Trailer Drum for a 12,000 lbs.+$9.99 shipping

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