fits model: Trx400fa, Trx, 400, Rancher. make: Honda. year: 2004–2007.

( Brand: Celox ), ( Manufacturer Part Number: DC3157SR136RS ), ( Type: Sensor ), ( Warranty: 90 Day ), ( Country Of Origin: China ), ( California Prop 65 Warning: Proposition 65 Warning For California Consumers. )
The **Celox DC3157SR136RS Angle Sensor** is a high-performance, precision-engineered replacement part designed specifically for Honda s legendary **TRX400FA Rancher 400** models, covering the production years from **2004 to 2007**. This sensor is a critical component of the vehicle s electrical system, playing a pivotal role in the **angle detection and stability control** of the AWD (All-Wheel Drive) mechanism, ensuring seamless power distribution between the front and rear axles. Crafted with meticulous attention to detail, the Celox DC3157SR136RS is a **direct-fit, OEM-quality replacement**, meticulously calibrated to match the original Honda specifications, eliminating the risk of compatibility issues or performance degradation. Built with **durable, corrosion-resistant materials**, this sensor is engineered to withstand the rigors of off-road and rugged terrain, providing reliable operation in extreme conditions where dust, moisture, and vibration are common. The internal design incorporates a **high-precision potentiometer and robust wiring harness**, ensuring accurate angle readings and smooth transmission of signals to the vehicle s ECU (Engine Control Unit). Whether navigating steep inclines, rocky trails, or deep mud, the Celox sensor maintains optimal performance, contributing to the **TRX400FA s legendary off-road capability** while extending the lifespan of the drivetrain components. Ideal for both **restoration projects and routine maintenance**, this sensor is a **cost-effective upgrade** that restores factory-level functionality, reducing the likelihood of electrical malfunctions or drivetrain inefficiencies. Backed by Celox s reputation for **superior quality and compatibility**, this part is a trusted choice for Honda enthusiasts and professional mechanics alike, offering peace of mind with every ride.
### **Pros and Cons of buying a Celox DC3157SR136RS Angle Sensor for a 2004 2007 Honda TRX400FA/TRX400FA Rancher 400**
#### **Pros:**1. **Direct Replacement Fit** The Celox DC3157SR136RS is designed as an exact replacement for the stock angle sensor in the 2004 2007 Honda TRX400FA/TRX400FA Rancher 400, ensuring compatibility without modifications.
2. **Improved Reliability** Many aftermarket angle sensors are built with higher-quality materials than OEM parts, reducing the risk of failure over time, especially in off-road conditions where sensors can be exposed to dirt, water, and vibration.
3. **Better Signal Stability** Some users report fewer false readings or intermittent issues compared to the original sensor, which can help prevent erratic throttle responses or check engine lights (CEL) related to sensor malfunctions.
4. **Easier Installation** The Celox sensor is often designed for straightforward replacement, requiring minimal tools and time. It typically plugs into the same connectors and mounts in the same location as the OEM part.
5. **Cost-Effective Upgrade** While not a high-end performance part, it provides a reasonable alternative to buying a used or salvaged OEM sensor, which may still fail or be unreliable.
6. **Widely Available** As a popular aftermarket part, it is easy to find online (e.g., Amazon, eBay, specialty ATV parts retailers) and often comes with customer support or warranties.
7. **Potential for Longer Lifespan** If the original sensor failed due to wear or corrosion, a Celox unit may offer better durability, especially if stored properly and kept clean.
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#### **Cons:**1. **Potential Quality Variations** While Celox is a reputable brand, some users report mixed experiences with durability, particularly if the sensor is exposed to extreme conditions (e.g., deep mud, saltwater, or constant high RPMs). Lower-quality batches may fail prematurely.
2. **No Guarantee of OEM-Level Performance** While improved over some OEM sensors, it may not match the exact calibration or precision of a brand-new Honda part. Some riders notice slight differences in throttle response or sensor readings.
3. **Installation Risks** If not installed correctly (e.g., improper connector alignment, loose mounting, or failure to clean the sensor area), it could lead to intermittent issues or even damage to the ECU or wiring.
4. **Limited Warranty** Most aftermarket sensors come with a short warranty (e.g., 30 90 days), which may not cover long-term failures or damage from misuse. Honda s OEM parts often come with a longer warranty.
5. **Compatibility Concerns** While the Celox DC3157SR136RS is listed as a direct fit, there have been rare reports of slight variations in connector pinouts or mounting holes in some years/models. Always verify compatibility before purchasing.
6. **No Performance Boost** This is not a performance part; it does not improve power, torque, or handling only reliability and potentially signal stability.
7. **Potential for Counterfeit Parts** Purchasing from untrusted sellers (e.g., third-party Amazon sellers, unknown eBay shops) may result in counterfeit or low-quality fakes that fail quickly.
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### **Conclusion:**The **Celox DC3157SR136RS angle sensor** is a **practical and cost-effective replacement** for the 2004 2007 Honda TRX400FA/TRX400FA Rancher 400, offering improved reliability over the OEM part in many cases. It is a **safe choice for riders** who want a direct replacement without complex modifications, especially if the original sensor failed due to age or environmental exposure.
However, it is **not a perfect solution** it may not match the exact performance of a new OEM sensor, and quality can vary depending on the unit and installation. For **critical applications** (e.g., racing, extreme off-roading, or high-mileage use), some riders opt for **higher-end aftermarket sensors** (e.g., from brands like **PowerGrip, AEM, or Honda Genuine**) or **OEM replacements** if available.
If you **prioritize reliability, ease of installation, and cost savings**, the Celox sensor is a **strong recommendation**. If you **need absolute precision or plan to use the ATV aggressively**, consider a **higher-quality aftermarket alternative** or a **verified OEM part**.
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### **Recommendation:**- **Buy from a trusted seller** (e.g., official Celox distributors, reputable ATV parts retailers like **ATV Parts Pro, ATV Nation, or Amazon s verified sellers**) to avoid counterfeit units.
- **Inspect the sensor before installation** check for manufacturing defects, cleanliness, and proper connector alignment.
- **Follow installation guidelines carefully**, ensuring the sensor is securely mounted and connectors are seated correctly.
- **Monitor performance after installation** if you experience intermittent issues, double-check wiring, connectors, and sensor placement.
- **Consider a backup plan** if the sensor fails quickly, have a spare or know where to source a replacement promptly.
**Final Verdict:** The Celox DC3157SR136RS is a **good choice for most riders** replacing a faulty angle sensor in their 2004 2007 TRX400FA, but it is not a "set-and-forget" premium part. For maximum reliability, pair it with proper maintenance (keeping the sensor clean and dry) and consider upgrading to a higher-end sensor if issues persist.
TRX500FA Foreman Rubicon 500 2001 -2014. TRX400FGA Rancher 400 AT GPSCAPE 2004 -2007. TRX400FA Rancher 400 AT 2004 -2007. NSA700A DN-01 2009.
For Honda model's Order Includes. Premium Quality Replacement Part, Angle Sensor.