HONDA 11321-179-710 Oil Separator Plate

( Manufacturer Part Number: 11321-179-710 ), ( Part Type: Oil Plate )

Review HONDA Oil Separator Plate fits FOURTRAX TRX90 1990–2006

The **Honda 11321-179-710 06 TRX90 Oil Separator Plate** is a precision-engineered component specifically designed for the **Honda TRX90 four-wheeled ATV**, manufactured for the **2006 model year**. This critical part plays a vital role in maintaining optimal engine performance by efficiently separating oil from the air-fuel mixture within the carbureted intake system. Crafted from high-quality, durable materials, the oil separator plate is built to withstand the demanding conditions of off-road use, ensuring longevity and reliability. Its unique design features a series of intricate channels and baffles that maximize airflow while effectively trapping and filtering oil particles, preventing them from entering the engine and causing premature wear or clogging. The plate is engineered to fit seamlessly into the stock intake system of the TRX90, requiring no modifications to the surrounding components, making installation straightforward for both seasoned mechanics and DIY enthusiasts. Whether you're tackling rugged trails, performing routine maintenance, or restoring your TRX90 to factory specifications, this genuine Honda part guarantees a perfect fit and superior functionality, helping to preserve the engine s efficiency and extend its lifespan.

### **Pros and Cons of buying a Honda 11321-179-710 (06 TRX90 Oil Separator Plate for FourTrax 90)**

1. **Direct Fitment** This part is specifically designed for the 2006 Honda FourTrax 90, ensuring compatibility without modification.

2. **OEM Quality** As a genuine Honda replacement, it maintains the same build standards as the original equipment, reducing the risk of premature failure.

3. **Reliability** Honda s reputation for durability means this component is likely to perform consistently over time, especially if the engine is well-maintained.

4. **Prevents Oil Contamination** The oil separator plate helps filter out moisture and debris from the crankcase ventilation system, improving engine longevity.

5. **Easy Installation** Being a straightforward replacement part, it can typically be installed with basic tools and minimal mechanical experience.

6. **Cost-Effective for Long-Term Use** While the upfront cost may seem higher than aftermarket alternatives, its reliability can save money on repairs down the line.

7. **Warranty Coverage** Purchasing from an authorized dealer or Honda-approved seller may include warranty protection, offering peace of mind.

1. **Higher Price** Compared to generic or aftermarket oil separator plates, this OEM part is often more expensive, which may be a deterrent for budget-conscious buyers.

2. **Limited Availability** Depending on the seller, finding this exact part may require ordering from a specialty dealer, which could involve shipping delays.

3. **Overkill for Minor Use** If the bike is rarely used or stored properly (e.g., in a dry, temperature-controlled environment), the benefits of this part may not be fully realized.

4. **Potential for Counterfeit Parts** Buying from untrusted sources risks receiving a fake or low-quality replica, which could fail prematurely.

5. **No Significant Performance Gain** Unlike performance upgrades, this part primarily serves a maintenance function rather than improving power or handling.

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### **Conclusion**

The **Honda 11321-179-710 oil separator plate** is a **high-quality, reliable replacement** for the 2006 FourTrax 90, offering long-term protection for the engine by maintaining clean oil and ventilation. While it comes at a premium price, its **OEM reliability and direct fitment** make it a strong choice for owners who prioritize durability and proper maintenance.

However, if budget is a concern or the bike is used infrequently, an **aftermarket or generic alternative** (from a reputable brand) could be a cost-effective substitute though with slightly less assurance of long-term performance. Always verify the seller s authenticity to avoid counterfeit parts.

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### **Recommendation**

- You want a **direct OEM replacement** with guaranteed fitment.

- You prioritize **engine longevity** and proper ventilation system function.

- You re willing to pay a premium for **Honda s reliability**.

- You plan to **use the bike regularly** and want to prevent future issues.

- You re on a tight budget and can find a **high-quality aftermarket option** (e.g., from brands like **Mandex, Dirt Bike Parts, or ECS**).

- The bike is **rarely used** and stored properly, reducing the need for this specific maintenance part.

- You re comfortable with **DIY installation** and can verify the seller s legitimacy to avoid fakes.

- **Purchase from an authorized Honda dealer** or a trusted online retailer (e.g., **Honda Parts Online, Dirt Bike Depot, or RockAuto**) to ensure authenticity.

- **Check for compatibility** with your exact model year (2006) to avoid mismatches.

- **Compare prices** sometimes third-party sellers offer discounts without sacrificing quality.

For most serious FourTrax 90 owners, this is a **worthwhile investment** in the bike s long-term health.

Details:

Items are shipped using USPS, UPS, and FedEx. Finish has light wear. Tabs are intact. Was removed from a 2006 Honda TRX90 Fourtrax 90.

Comes as pictured.: Cover is in good condition with no cracks.

part #: 11321179710 prices

• $19.99-$25.00

specifications atvfendersgo:

• for models: Trx90, Fourtrax
• for makes: Honda
• for years: 1990-2006
• mpn: 11321-179-710
• part type: Oil Plate

shipping atvfendersgo:

• transit: 4-8 Days
• type: Calculated
• class: Standard, Expedited, One-day
• cost: $0.00
• carrier: USPS, UPS
• service: USPS Ground Advantage, USPS Priority Mail Flat Rate Envelope, UPS Next Day Air, UPS 2nd Day Air

general atvfendersgo:

• condition: Used
• Body Frame > Body Parts, doors Fenders > Fenders

returns atvfendersgo:

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

payments atvfendersgo:

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

seller atvfendersgo:

• rating: 99.8%
• city: Ashaway, Rhode Island
• # reviews: 96839

offer atvfendersgo:

• quantity: 1
• best offers: True
• started: February 3, 2026
• sold: 0
• options: Ship-to-home
• availability: In Stock

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