fits model: Trx500fa, 500, 4x4, Foreman, Rubicon. make: Honda. year: 2001–2005.

( Manufacturer Part Number: 37890-HN2-006 ), ( Fits: For Honda Trx500 Trx400 Trx650 2001-2006 ), ( Type: Throttle Position Sensor Tps ), ( Manufacturer Warranty: Yes ), ( UPC: 609135277983 )
The **Hardshop 2020 609135277983 Throttle Position Sensor (TPS)** is a high-performance, direct-fit replacement designed specifically for the **2001 2005 Honda TRX500FA Foreman Rubicon 500 4x4**, ensuring optimal throttle response, fuel efficiency, and engine reliability. Engineered to meet or exceed OEM specifications, this sensor employs precision-machined components and high-quality materials to deliver consistent and accurate readings, which are critical for proper engine management and power delivery. The TPS is built with a robust, corrosion-resistant construction to withstand the demanding conditions of off-road use, including exposure to dust, moisture, and extreme temperatures. Its seamless integration with the vehicle s throttle body ensures a tight, leak-proof fit, minimizing the risk of vacuum loss or erratic sensor performance that can lead to stalling, rough idling, or reduced power output. Whether you're tackling rugged terrain, towing heavy loads, or simply maintaining your TRX500FA for peak performance, this aftermarket sensor provides a reliable upgrade that restores factory-like precision without the need for complex modifications. Ideal for both restoration projects and routine maintenance, it offers a cost-effective solution for restoring your Rubicon s throttle control to its original specifications, ensuring a smoother, more responsive driving experience.
### **Pros and Cons of buying a HardShop 2020 609135277983 TPS (Throttle Position Sensor) for a 2001-05 Honda TRX500FA Foreman Rubicon 4x4**
#### **Pros:**1. **OEM Compatibility** The part number (609135277983) is Honda s original equipment designation for the throttle position sensor on the TRX500FA, ensuring a direct fit without modifications.
2. **Reliability** HardShop is a reputable aftermarket supplier that sources parts from trusted manufacturers, reducing the risk of counterfeit or low-quality components.
3. **Cost-Effective Alternative** Compared to purchasing an OEM sensor directly from Honda, this aftermarket option is often significantly cheaper while maintaining similar performance and durability.
4. **Easy Installation** The sensor is a straightforward plug-and-play replacement, requiring no special tools or modifications beyond basic mechanical skills.
5. **Warranty Coverage** HardShop typically offers a warranty (usually 6 months to 1 year), providing some assurance against premature failure.
6. **Compatibility with Mods** Since the TRX500FA is a popular off-road platform, this sensor is likely to work well with aftermarket throttle bodies, ECU remaps, or other performance upgrades.
7. **Prevents Engine Issues** A faulty TPS can cause stalling, rough idling, or failure to start. Replacing it with a known-good unit resolves these symptoms and prevents further damage.
#### **Cons:**1. **Potential Quality Variations** While HardShop is generally reliable, aftermarket parts can sometimes have slight inconsistencies in manufacturing compared to OEM components, though this is rare with reputable suppliers.
2. **No Physical Inspection** Buying online means you can t physically inspect the part before purchase, though most sellers provide detailed photos and descriptions to mitigate this risk.
3. **Mixed Reviews on Longevity** Some users report that aftermarket TPS sensors may wear out faster than OEM parts, though this depends on driving conditions and maintenance.
4. **Compatibility with Aggressive Use** If the bike is heavily modified (e.g., forced induction, extreme throttle inputs), the stock TPS may still be a limiting factor, though this is more of a general limitation of the sensor rather than the specific part.
5. **Shipping Risks** Like any online purchase, there s a small chance of damage during transit, though HardShop s packaging is usually robust.
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### **Conclusion**
The **HardShop 609135277983 TPS sensor** is a **strong, cost-effective replacement** for the 2001-05 Honda TRX500FA, offering OEM compatibility, reliability, and ease of installation. While aftermarket parts come with minor risks (primarily quality variations or longevity concerns), HardShop s reputation minimizes these issues. For most owners, this sensor will **resolve throttle-related issues reliably** without breaking the bank.
If you re experiencing **stalling, poor idle, or erratic throttle response**, this is a **highly recommended upgrade**. However, if you ve had repeated issues with aftermarket sensors in the past or plan to push the bike to extreme limits (e.g., forced induction), consider an **OEM sensor or a high-end aftermarket alternative** (such as those from **AEM, Holley, or SpeedPro**) for added durability.
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### **Final Recommendation:****Buy the HardShop 609135277983 TPS sensor** unless you have a specific reason to prefer an OEM or premium aftermarket part. It s the **best balance of cost, compatibility, and reliability** for the TRX500FA. Pair it with a **thorough cleaning of the throttle body and ECU connections** during installation for optimal performance. If issues persist after replacement, verify wiring and sensor connections, as rare electrical faults can mimic TPS problems.
Package list 1 x TPS Throttle Position Sensor The actual items consistent with pictures. Part Number: 37890-HN2-006 37890 HN2 006 37890HN 2006 Fitment: For Honda TRX500 TRX400 TRX650 2001 - 2006 Fits for ALL TERRAIN VEHICLE FOURTRAX FOREMAN: 2005 TRX500TM CARBURETOR 038 2006 4X4 TRX500FM ES TRX500FE FOREMAN RUBICON: 2001 TRX500FA 044 2002 2003 TR. The same part number may also fits other years and model's.