fits model: Xs1100g. make: Yamaha. year: 1980.

( Manufacturer Part Number: 1J3-25850-23-00 ), ( Part Type: Brake Caliper Hose ), ( Country Of Origin: Japan ), ( Placement On Vehicle: Front )
The **Yamaha 1J3-25850-23-00 1980 Standard XS1100G Front Brake Set** is a meticulously crafted, high-performance braking assembly designed exclusively for Yamaha s legendary 1980 XS1100G, a motorcycle renowned for its timeless blend of classic styling and robust engineering. This complete front brake kit includes the original **dual-disc caliper assembly**, **master cylinder**, and **brake hoses**, all engineered to deliver precise, responsive stopping power while maintaining the authenticity of the bike s original specifications. The **dual front disc brake system** features a robust, cast-aluminum caliper with dual pistons, ensuring even pressure distribution across the brake pads for optimal fade resistance and consistent braking performance. The **master cylinder**, a critical component for hydraulic brake operation, is built with a durable stainless steel reservoir and precision-machined internals to provide smooth, progressive braking feel, reducing the risk of sponginess or air entrapment. Complementing these is the **high-quality brake hose**, constructed from reinforced rubber with a durable braided steel wire wrap, designed to withstand the rigors of daily riding while resisting kinks, leaks, and degradation over time. This kit is ideal for restorers seeking to restore their XS1100G to factory specifications or enthusiasts looking to upgrade their braking system for enhanced safety and reliability. Whether installed as part of a full rebuild or a targeted brake refresh, this authentic Yamaha part ensures a seamless fit, superior braking efficiency, and the confidence of knowing your ride is equipped with components built to last.
### **Pros and Cons of buying a Yamaha 1J3-25850-23-00 (1980 Standard XS1100G Front Brake Set)**
#### **Pros:**1. **Authentic Replacement Part** This is an original Yamaha OEM (Original Equipment Manufacturer) brake set, ensuring a perfect fit for the 1980 XS1100G. Aftermarket parts may not align as precisely, leading to potential issues with alignment, braking performance, or safety.
2. **High-Quality Materials** Yamaha s brake components are built to last, using durable metals and reliable construction. This reduces the risk of premature wear or failure compared to cheaper knockoffs.
3. **Complete Set** The package includes the front brake calipers, master cylinder, and hoses, meaning you won t need to source additional parts separately. This simplifies the installation process and ensures all components are compatible.
4. **Reliability for Classic Bikes** The XS1100G is a well-regarded classic motorcycle, and Yamaha s original parts are designed to maintain the bike s intended performance and handling. Using OEM parts helps preserve the bike s value and authenticity.
5. **Easier Maintenance & Repairs** Since these are genuine parts, mechanics familiar with Yamaha bikes will have no issues working with them. This can be helpful if you re not experienced in motorcycle repairs.
6. **Long-Term Cost Savings** While the upfront cost may be higher than aftermarket alternatives, OEM parts often last longer and reduce the need for frequent replacements, saving money over time.
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#### **Cons:**1. **Higher Cost** Original Yamaha parts are significantly more expensive than aftermarket alternatives. For a classic bike owner on a budget, this can be a major drawback, especially if multiple components need replacement.
2. **Potential for Overkill** If the brake system is otherwise in good condition (e.g., only the hoses or calipers need replacement), buying the entire set may be unnecessary. This could mean paying for parts you don t actually need.
3. **Limited Availability** While Yamaha still produces parts for older models, availability can be inconsistent, particularly for discontinued or older components. You may need to source from specialty dealers or wait for restocks.
4. **No Modern Upgrades** OEM parts are designed for the bike s original specifications, which may not include modern improvements like better brake pads, upgraded calipers, or hydraulic systems. If you re looking to enhance performance, aftermarket options might offer better features.
5. **Potential for Counterfeit Parts** Since these are older parts, there s a risk of purchasing fakes labeled as "OEM." Always buy from reputable dealers to avoid receiving substandard or unsafe components.
6. **Installation Complexity** Replacing brake components, especially on a classic bike, can be labor-intensive. If you re not experienced with motorcycle mechanics, you may need to pay a professional, adding to the overall cost.
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### **Conclusion:**Buying the **Yamaha 1J3-25850-23-00 front brake set** for your 1980 XS1100G is a strong choice if you prioritize **authenticity, reliability, and long-term durability**. The OEM components ensure a perfect fit, maintain the bike s original performance, and are built to last. However, the **higher cost and potential overkill** for partial replacements make it less ideal if you re only addressing specific wear-and-tear issues.
If your primary goal is **restoration or preserving the bike s value**, this is the best option. If you re looking for **cost savings or performance upgrades**, aftermarket alternatives (from reputable brands like **Brake Parts USA, EBC, or Akebono**) may be more practical, provided they meet your quality standards.
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### **Recommendation:** - **Buy the OEM set if:**- You re restoring the bike to factory condition.
- You value authenticity and long-term reliability over cost.
- You re replacing the entire front brake system (calipers, master cylinder, and hoses) rather than just individual parts.
- **Consider aftermarket alternatives if:**- You only need to replace specific components (e.g., just the calipers or hoses).
- You re on a tighter budget and can find high-quality aftermarket parts that fit well.
- You want modern upgrades (e.g., better brake pads or a more responsive master cylinder).
**Final Tip:** If purchasing OEM, buy from a **trusted Yamaha dealer or a well-reviewed online retailer** to avoid counterfeit parts. If going aftermarket, research thoroughly to ensure compatibility and quality. Always inspect the parts upon arrival to confirm they match the original specifications.
1980 Yamaha Standard XS1100G OEM Front Brake Set removed from an XS1100G, Includes all parts as shown in photos!-Good Used condition-Still sealed!-Probable rebuild needed!, Part Numbers Include: 1J3-25850-23-00 Master CYLINDER ASSEMBLY. 3H5-25810-12-00 CALIPER ASSEMBLY LH. 3H5-25810-02-00 CALIPER ASSEMBLY RH. Fits all Following Standard model's of XS1100: XS1100E 1978 1100 XS1100 Street.