BFO 09WHMD Starter Relay Solenoid

( Brand: Bfo ), ( Manufacturer Part Number: 09WHMD ), ( Part Type: Starter Solenoid ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Item Height: 48 Mm ), ( Machine Type: Atv, Utv / Sxs ), ( Manufacturer Warranty: 1 Year ), ( Material: Steel ), ( Mounting Style: Bolt-on ), ( Oe/oem Part Number: 35850-hn2-a01, 35850-hf1-670, 35850-hn0-671, 35850-hp1-601, 35850-hn7-003, 35850-hn8-003, 35850-hm7-000, 35850-hp6-a01 ), ( Performance Part: No ), ( Country Of Origin: China )

Review BFO Starter Relay Solenoid Honda fits FOREMAN RUBICON TRX500FA TRX500FGA 2004–2014

The **BF09WHMD Starter Relay Solenoid** is a high-performance, direct-replacement component meticulously engineered to restore peak electrical functionality to the starter system on select Honda models, including the legendary **Foreman Rubicon (TRX500FA/FAA)**, **TRX500FGA**, and **TRX500FA** from the years **2004 through 2014**. Designed with precision and built to endure the rugged demands of off-road adventures, this relay solenoid combines robust construction with advanced electrical switching technology to ensure reliable ignition, even under the most challenging conditions. Crafted from high-grade, corrosion-resistant materials, the BF09WHMD is engineered to withstand extreme temperatures, moisture, and vibration common adversaries in the harsh environments where these Honda utility vehicles are often deployed. Its compact yet durable design fits seamlessly into the original wiring harness, maintaining the factory s clean aesthetic while delivering superior performance. The relay features a **high-current capacity** to handle the demanding electrical loads of modern starter systems, reducing the risk of electrical failure or overheating, which can be particularly problematic in older vehicles prone to wear. Whether you're tackling steep trails, navigating rough terrain, or relying on your vehicle for heavy-duty tasks, this solenoid ensures a **strong, consistent crank** every time, eliminating the frustration of weak starts or intermittent electrical issues. Ideal for both professional mechanics and DIY enthusiasts, the BF09WHMD is a straightforward, plug-and-play upgrade that restores confidence in your vehicle s starting reliability without the need for complex modifications or wiring adjustments. Backed by a reputation for quality and durability, this component is a trusted choice for Honda owners seeking to maintain the performance and longevity of their trusted workhorses.

### **Pros and Cons of Buying a BFO 09WHMD Starter Relay Solenoid for Honda Foreman/Rubicon TRX500 (2004 2014)**

1. **Direct OEM Replacement** The BFO part is designed as a direct fit for the 2004 2014 Honda TRX500FA/FGA, ensuring compatibility without modifications. It matches the original starter relay solenoid in function and mounting, reducing the risk of installation issues.

2. **Reliability and Durability** BFO is a well-regarded brand in the off-road and automotive aftermarket, known for producing high-quality electrical components. The solenoid and relay are built to withstand frequent use, extreme temperatures, and rough conditions common in Rubicon and Foreman applications.

3. **Compatibility with Aftermarket Starter Upgrades** If you ve upgraded your starter (e.g., with a high-torque or remote-start compatible unit), the BFO solenoid is often used alongside these upgrades. It provides a clean electrical interface, reducing the chance of shorts or poor connections.

4. **Easy Installation** The part is designed for straightforward replacement, requiring minimal tools and no wiring changes in most cases. The mounting bracket and connectors align with the stock setup, making it accessible for DIYers or mechanics.

5. **Warranty and Support** BFO offers warranties on their products, and many sellers provide return policies or customer support in case of defects. This adds peace of mind compared to generic or no-name parts.

6. **Prevents Common Electrical Failures** A failing starter solenoid or relay can cause intermittent starting issues, grinding noises, or complete failure to crank. Replacing it proactively can avoid breakdowns during critical moments, such as remote-start attempts or cold starts.

7. **Cost-Effective Solution** While not the cheapest option, it strikes a balance between price and quality. Cheaper alternatives may fail prematurely, leading to repeated replacements and downtime.

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1. **Price Point** The BFO solenoid is more expensive than some generic or no-name alternatives. For budget-conscious buyers, this may be a deterrent, especially if the part is still under warranty or the original is functioning.

2. **Potential Overkill for Stock Setups** If your TRX500 is used primarily for light trail riding and hasn t experienced electrical issues, upgrading the solenoid may not provide noticeable benefits. In such cases, waiting until a failure occurs could save money.

3. **Installation Challenges for Beginners** While the part is straightforward, working on the starter relay area requires careful handling of electrical connections. Improper installation (e.g., loose wires, incorrect polarity) can lead to further problems, such as intermittent cranking or electrical shorts.

4. **Limited Availability of Older Models** Some sellers may not stock the exact 09WHMD part, requiring you to order from specialty off-road or Honda-specific suppliers. This can extend lead times compared to more common automotive parts.

5. **Compatibility with Non-Standard Starter Setups** If you ve modified your starter with non-standard wiring (e.g., for remote start or heavy-duty applications), you may need additional adapters or modifications to ensure the BFO solenoid integrates correctly. Always verify compatibility with your specific starter model.

6. **Risk of Counterfeit Parts** Purchasing from untrusted sellers (e.g., third-party marketplaces without reviews) increases the chance of receiving a counterfeit or low-quality BFO knockoff. This can void warranties and lead to premature failure.

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### **Conclusion**

The **BFO 09WHMD starter relay solenoid** is a **high-quality, reliable replacement** for the 2004 2014 Honda TRX500FA/FGA, offering direct OEM compatibility, durability, and ease of installation. It is particularly valuable for owners who:

- Have upgraded their starter or plan to do so.

- Experience frequent electrical issues (e.g., intermittent cranking, starter grinding).

- Prioritize long-term reliability over short-term cost savings.

However, it may not be necessary for those with stock setups and no history of electrical problems. In such cases, **waiting until failure occurs** could be a cost-effective approach, provided you have a reliable backup plan (e.g., a spare solenoid or a mechanic on standby).

For most **Rubicon and Foreman enthusiasts** who push their vehicles hard or have invested in aftermarket starters, the **BFO solenoid is a worthwhile upgrade**. It minimizes downtime and ensures a robust electrical connection, which is critical for remote-start functionality and cold-weather reliability.

---

### **Recommendation**

- You re experiencing starter-related issues (e.g., no crank, weak crank, solenoid clicking without engagement).

- You ve upgraded your starter and need a compatible relay/solenoid.

- You want to preemptively replace a worn-out original part to avoid future failures.

- You value brand reliability and are willing to pay a premium for peace of mind.

- Your starter and solenoid are functioning perfectly, and you re not planning electrical upgrades.

- You re on a tight budget and can t afford to replace it until failure occurs.

- You re unsure about your starter s condition and want to diagnose the issue first (e.g., testing the solenoid with a multimeter).

- Buy from **authorized BFO distributors** or reputable off-road suppliers (e.g., **Honda TRX specialists, RockAuto, or eBay with verified sellers**).

- Check for **warranty coverage** and return policies before purchasing.

- If unsure, **consult a mechanic** to confirm whether the solenoid is the root cause of your starting problems.

**Final Verdict:** For the average TRX500 owner who values reliability and performance, the BFO 09WHMD solenoid is a **strong recommendation** as a proactive or reactive replacement. It s a small investment that can save significant frustration and downtime in the long run.

Details:

For Honda Foreman 450 TRX450ESA 1998 - 2002. For Honda Footrace 200 TRX200 1990 -1997. For Honda Foreman 450 TRX450s 2002 - 2004. offers a minimum one year, unlimited mileage warranty on most of parts sold, some are otherwise noted longer manufacturer.

It begins from the date purchased. Factory Warranty. >>you might also like. OE/Part number.

Package included. Fast Shipping. Best Costumer Service. For Honda Foreman 450 TRX450 ES 1998 - 2004.

Material Steel / Copper Wire. Condition New.

specifications electricacompone:

• for models: Trx500fa, Trx500fga, Foreman, Rubicon
• for makes: Honda
• for years: 2004-2014
• brand: Bfo
• mpn: 09whmd
• part type: Starter Solenoid
• california prop 65 warning: California Prop 65 Warning
• item height: 48 Mm
• machine type: Atv, Utv / Sxs
• manufacturer warranty: 1 Year
• material: Steel
• mounting style: Bolt-on
• oe/oem part number: 35850-hn2-a01, 35850-hf1-670, 35850-hn0-671, 35850-hp1-601, 35850-hn7-003, 35850-hn8-003, 35850-hm7-000, 35850-hp6-a01
• performance part: No
• country of origin: China

shipping electricacompone:

• service: Standard
• type: Fixed
• transit: 3-5 Days
• class: Standard
• cost: $0.00

seller electricacompone:

• city: Elk Grove Village, Illinois
• # reviews: 25315
• rating: 99.6%

returns electricacompone:

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

general electricacompone:

• condition: New
• ATV, Side-by-Side UTV Parts Accessories > Electrical Ignition Components > Other Electrical Ignition Components

offer electricacompone:

• started: May 9, 2026
• sold: 0
• options: Ship-to-home
• availability: In Stock
• best offers: True

payments electricacompone:

• credit card: Diners-club
• other
• wallet: Google-pay

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