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  3. YAMAHA 2205644

YAMAHA 2205644 Brake Sensor

fits model: Dt125, Enduro. make: Yamaha. year: 1979.

2205644 Yamaha 1979 Dt125 Enduro Brake Sensor

( Manufacturer Part Number: 2205644 ), ( Type: Air Cleaner Case )

Review YAMAHA Brake Sensor fits ENDURO DT125 1979

The **Yamaha DT125 Enduro Brake Sensor (Part #2205644, 1979 Model)** is a precision-engineered component designed to ensure optimal braking performance on one of the most iconic off-road motorcycles of the late 1970s. This sensor, integral to the DT125 s hydraulic braking system, plays a critical role in translating rider input into effective stopping power, making it an essential part for both restoration projects and daily riding enthusiasts seeking reliability. Originally manufactured for the legendary **Yamaha DT125 Enduro**, a dual-sport bike celebrated for its lightweight frame, nimble handling, and rugged durability, this brake sensor reflects Yamaha s commitment to blending performance with practicality. Crafted from high-quality materials, the sensor features a robust construction that withstands the demands of off-road terrain while maintaining consistent functionality over time. Its design incorporates a reliable magnetic pickup mechanism, which detects the position of the brake caliper piston, allowing the braking system to operate smoothly and efficiently. Whether restoring a vintage DT125 to its original glory or upgrading an existing setup for enhanced braking responsiveness, this sensor ensures that every squeeze of the brake lever translates into precise, controlled stopping power. For collectors, restorers, and riders who appreciate the blend of classic engineering and modern reliability, this part is a testament to Yamaha s enduring legacy in the world of off-road motorcycles.

The Yamaha DT125 from 1979 is a classic dual-sport motorcycle, and the brake sensor (part number 2205644) is a critical component for the anti-lock braking system (ABS) if equipped, or for modernizing the braking system. Below are the pros and cons of purchasing this specific part, followed by a conclusion and recommendation.

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### **Pros of buying a Yamaha 2205644 (1979 DT125 Brake Sensor)**

1. **Authentic Fit and Functionality**

The brake sensor is an original or OEM replacement part, meaning it will fit perfectly without modifications. This ensures proper alignment and function with the DT125 s braking system, whether for ABS or as a standalone sensor for modern upgrades.

2. **Compatibility with Classic and Modified Bikes**

The DT125 is a popular bike for restoration and customization. This sensor can be used in:

- **Restoration projects** to replicate original functionality.

- **Modernization efforts**, such as retrofitting ABS or upgrading the braking system with contemporary components (e.g., hydraulic brakes).

- **Repair needs** if the original sensor is damaged or failing.

3. **Durability and Longevity**

Yamaha components from this era were built to last, and the sensor is likely made from sturdy materials like stainless steel or hardened plastic. If the part is in good condition, it should provide reliable service for years.

4. **Ease of Installation**

The DT125 s braking system is relatively straightforward, and the sensor is typically mounted near the wheel hub or caliper. With basic mechanical skills and the right tools, installation can be completed in under an hour, especially if the bike is already disassembled for other work.

5. **Cost-Effective for Restoration Purposes**

Compared to sourcing a complete brake system or custom-fabricated parts, this sensor is a low-cost way to address a specific issue without compromising authenticity. It avoids the need for expensive aftermarket alternatives that may not fit as well.

6. **Potential for Upgrading the Entire Braking System**

If you re planning to modernize the DT125 s brakes (e.g., swapping drum brakes for discs), this sensor could be part of a kit that includes other necessary components like rotors, calipers, or hydraulic lines. Purchasing it separately now may save money if you re not ready for a full upgrade yet.

7. **Community and Support Availability**

The DT125 has a dedicated community of owners and restorers. If you encounter issues with the sensor, forums (e.g., Yamaha DT125 clubs, classic motorcycle groups) or local mechanics familiar with the model can offer guidance or alternatives.

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### **Cons of buying a Yamaha 2205644 (1979 DT125 Brake Sensor)**

1. **Age-Related Wear or Damage**

The part may show signs of wear, corrosion, or damage if it s been stored improperly or has seen significant use. Inspect it closely for:

- Rust or pitting on metal components.

- Cracks in plastic or rubber parts.

- Misalignment or bent mounting tabs.

If the sensor is faulty, it could fail prematurely or require additional work to repair.

2. **Limited Modern Functionality**

The DT125 s original braking system is drum-based and lacks ABS. While this sensor can be used in a retrofitted ABS system, you ll need to source additional components (e.g., ABS controller, wiring harness, modern brake calipers) to make it functional. The sensor alone won t improve braking performance unless paired with a complete upgrade.

3. **Potential for Incompatibility with Aftermarket Mods**

If you ve already modified the DT125 s braking system (e.g., installed disc brakes or a different sensor type), this OEM part may not integrate seamlessly. It s essential to verify compatibility with your specific modifications before purchasing.

4. **Availability and Lead Times**

While Yamaha parts for classic models are sometimes available through specialty dealers, they may not be in stock. You might need to:

- Order from a third-party seller (risk of counterfeit or damaged parts).

- Wait for the part to arrive from a distributor, which could delay your project.

- Purchase a used sensor, which may come with unknown history.

5. **No Guarantee of Original Condition**

If buying from a private seller, there s no warranty or return policy. You ll need to trust the seller s description or inspect the part thoroughly before committing. A seller who can t provide documentation or a clear photo may be a red flag.

6. **Skill and Tool Requirements**

Installing the sensor correctly requires familiarity with the DT125 s braking system. Mistakes during installation (e.g., improper wiring, misalignment) can lead to brake failure or sensor malfunctions. If you re inexperienced, you may need to hire a mechanic, adding to the cost.

7. **Opportunity Cost**

If your primary goal is to modernize the DT125 s brakes, purchasing just this sensor may not be the most efficient use of funds. A complete brake kit (including calipers, rotors, and hydraulic components) might offer better long-term benefits, even if it s more expensive upfront.

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### **Conclusion**

The Yamaha 2205644 brake sensor for the 1979 DT125 is a practical choice if you need an **authentic, low-cost replacement** for restoration or a specific part of a braking upgrade. It excels in terms of fit, durability, and ease of installation, making it ideal for owners who prioritize originality or are working on incremental improvements. However, it has limitations if you re aiming for **modern performance upgrades**, as it requires additional components to be fully functional.

The sensor is most valuable in the following scenarios:

- You re restoring the DT125 to its original condition and need a reliable, period-correct part.

- You re planning to retrofit ABS or hydraulic brakes and want to source the sensor separately from other components.

- The original sensor is damaged, and you need a quick, affordable fix without compromising the bike s authenticity.

It is less ideal if:

- You re pursuing a full brake overhaul with modern components (e.g., disc brakes) and don t need the OEM sensor.

- You lack mechanical experience or tools to install it correctly.

- You re unable to verify the part s condition before purchase, risking a faulty or damaged item.

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### **Recommendation**

1. **Verify the Sensor s Condition**

Before purchasing, inspect the part for rust, cracks, or misalignment. If buying from a private seller, request clear photos or a video of the sensor in use. If possible, test it for functionality (e.g., check resistance with a multimeter if applicable).

2. **Assess Your Project Goals**

- **For restoration:** Proceed with confidence; the OEM sensor is a sound choice.

- **For modern upgrades:** Research whether the sensor is compatible with your planned modifications. If you re installing disc brakes or ABS, consider purchasing a **complete brake kit** from a reputable supplier (e.g., Classic Yamaha Parts, eBay sellers with high ratings, or specialty motorcycle shops) to ensure all components work together seamlessly.

- **For a quick fix:** If the sensor is the only failing part, buying it separately is cost-effective.

3. **Consider Alternatives**

- If you re open to aftermarket options, look for **universal brake sensors** or sensors designed for classic bikes (e.g., from brands like Brembo or Akebono). These may offer better durability or compatibility with modern systems.

- For ABS retrofits, explore kits specifically designed for the DT125 (e.g., from companies like **Brembo or Bosch**), which include all necessary components.

4. **Source from Trusted Vendors**

Purchase from:

- **Yamaha-authorized dealers** or classic Yamaha parts distributors (e.g., Classic Yamaha Parts (https://www.classicyamahapartsonline.com/)).

- **Specialty motorcycle shops** that handle restorations.

- **Reputable online sellers** with positive reviews and return policies (e.g., eBay, Facebook Marketplace, or dedicated classic bike forums).

Avoid purchasing from unknown sellers without clear documentation or warranties.

5. **Budget for Additional Components**

If your goal is to improve braking performance, allocate extra funds for:

- **Disc brakes** (e.g., front and rear calipers, rotors, hydraulic lines).

- **ABS system** (controller, wiring, sensors).

- **Professional installation** if you lack experience.

6. **Document the Process**

If restoring or modifying the DT125, keep records of parts purchased, installation steps, and any adjustments made. This will help troubleshoot issues in the future and add value if you ever sell the bike.

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**Final Verdict:**

The Yamaha 2205644 brake sensor is a **solid, no-frills choice** for DT125 owners focused on authenticity or specific restoration tasks. It s particularly useful if you re working within the original braking system or need a single part to complete a project. However, if your priority is modern performance, prioritize purchasing a **complete brake upgrade kit** that includes all necessary components for a safe and effective overhaul. Always prioritize quality and condition over cost to avoid unnecessary headaches.

Details:

;; 1979 YAMAHA DT125 ENDURO BRAKE SENSOR. Inglewood, CO 80110. More options available upon request. Each part is systematically placed to be easily located once purchased.

;; TESTED ON BIKE,NO WIRES CUT OR FRAYED,NOTHING BROKEN OFF STRIPPED OUT,NO BAD DAMAGE THAT EFFECTS OPERATION. Many countries only allow 79 max package length and girth combined. If the item does not fit motorcycle model specified in listing. ADDRESS: Steele's Cycle, 2025 W.

part #: 2205644 price

  • $59.99

specifications fendeframat:

  • for models: Dt125, Enduro
  • for makes: Yamaha
  • for years: 1979
  • mpn: 2205644
  • type: Air Cleaner Case

payments fendeframat:

  • credit card: Mastercard
  • wallet: Paypal
  • other

seller fendeframat:

  • rating: 100.0%
  • # reviews: 57240
  • city: Englewood, Colorado

returns fendeframat:

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

offer fendeframat:

  • started: March 6, 2026
  • quantity: 1
  • best offers: True
  • sold: 0
  • availability: In Stock
  • options: Ship-to-home

general fendeframat:

  • Motorcycle Scooter Parts Accessories > Body Frame > Other Body Frame
  • condition: Used

shipping fendeframat:

  • type: Fixed
  • transit: 4-7 Days
  • cost: $14.99
  • carrier: FedEx
  • service: FedEx Ground / FedEx Home Delivery
  • class: Standard
for models: dt125, enduro, for makes: yamaha, for years: 1979, type: air cleaner case,
category: motorcycle parts > motorcycle scooter parts accessories > body frame, sku: 12147798432347604,
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1 offer $59.99 USD
  • Used. Offer #1 priced at $59.99 + $14.99 shipping estimate = $74.98* total. +$14.99 shipping

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