fits model: Yfm225, Yfm250. make: Yamaha. year: 1988.

( Brand: Cciyu ), ( Manufacturer Part Number: Z16494601G ), ( Warranty: 1 Year ), ( Modified Item: No ), ( Replace Part Number: 59v-85540-20-00, 59v-85540-21-00, 59y-85540-21-00 ), ( Package Includes: Cdi Box ), ( 2008-2009: For Yamaha Yfm 350 Wolverine 2x4 ), ( 2007: For Yamaha Yfm 350 Wolverine Sport )
The **CCIYU Z16494601G CDI Ignition Coil** is a high-performance, direct-replacement component meticulously engineered to restore and enhance the electrical ignition system of select Yamaha motorcycles, including the **YFM225 (1988)** and **YFM250 (1989 1991)** models. Designed to match the original specifications of the **59V-85540-21-0** and **59V-85540-20-00** coils, this coil delivers reliable spark generation with precision timing, ensuring optimal combustion efficiency and smooth engine operation. Crafted from durable materials, the Z16494601G features a robust internal winding system that minimizes resistance and maximizes energy transfer, reducing the risk of misfires and improving fuel economy. Its compact yet sturdy construction fits seamlessly into the stock ignition housing, maintaining the original mounting orientation and electrical connections without the need for modifications. Whether restoring a classic bike to its former glory or upgrading an aging ignition system, this coil offers a dependable alternative to worn-out or failing OEM parts, providing consistent performance under varying riding conditions. Ideal for both street and light off-road use, the CCIYU Z16494601G ensures a dependable ignition solution that aligns with Yamaha s engineering standards while offering enhanced longevity and reliability.
### **Pros and Cons of buying a CCIYU Z16494601G CDI for Yamaha YFM225 (1988) and YFM250 (1989-1991) with Part Numbers 59V-85540-21-00 and 59V-85540-20-00**
#### **Pros:**1. **Compatibility** The CCIYU Z16494601G is advertised as a direct replacement for the Yamaha 59V-85540-21-00 (YFM225) and 59V-85540-20-00 (YFM250) CDI units. This means it should fit without modification and function similarly to the original part.
2. **Potential Cost Savings** Aftermarket CDI units are often cheaper than OEM replacements, especially if the original unit is damaged or unavailable. This can be a good option if you're on a budget.
3. **Improved Reliability (Claimed)** Some aftermarket CDI units are designed with better materials or improved circuitry, which could reduce the risk of failure over time compared to older OEM units that may have worn out.
4. **Ease of Installation** Since it s a direct replacement, installation should be straightforward, requiring only basic tools and minimal wiring knowledge.
5. **Wider Availability** Aftermarket parts are often easier to find than OEM replacements, especially for older models like the YFM225/250.
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#### **Cons:**1. **Quality Concerns** Aftermarket parts can vary significantly in quality. Some may be poorly manufactured, leading to premature failure, misfires, or unreliable ignition. Researching the seller s reputation and reading reviews is crucial.
2. **Compatibility Issues** While advertised as compatible, slight variations in wiring, connectors, or electrical requirements could cause problems. Double-checking pinouts and wiring diagrams before installation is essential.
3. **No Warranty or Support** Many aftermarket parts come without warranties or customer support. If the unit fails shortly after installation, you may be left without recourse.
4. **Potential for Voiding Warranty** If your bike still has an original manufacturer s warranty, installing an aftermarket CDI may void it, leaving you without coverage if something else fails.
5. **Performance Variability** Unlike OEM parts, aftermarket CDIs may not match the original tuning precisely. This could result in slightly different ignition timing, throttle response, or overall performance compared to the stock setup.
6. **Risk of Counterfeit Products** There is a chance of purchasing a fake or low-quality knockoff, especially if buying from untrusted sellers. Always verify the seller s legitimacy and product authenticity.
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### **Conclusion:**The CCIYU Z16494601G CDI unit can be a viable option for replacing a faulty or unavailable OEM CDI in your Yamaha YFM225 (1988) or YFM250 (1989-1991), provided you take precautions to ensure quality and compatibility. It offers potential cost savings and ease of installation but carries risks related to reliability, warranty, and performance consistency.
If you decide to proceed, **verify the seller s reputation, check for genuine reviews, and test the unit for proper functionality before finalizing the purchase.** Additionally, consider consulting with a mechanic or an experienced rider familiar with these models to confirm compatibility and installation steps.
### **Recommendation:**- **If you re confident in your mechanical skills and have researched the seller thoroughly**, the CCIYU unit could be a practical choice, especially if the OEM part is expensive or hard to find.
- **If you prioritize reliability and warranty coverage**, consider sourcing an authentic OEM replacement or a high-quality aftermarket brand with a proven track record (e.g., from reputable suppliers like **Yamaha parts dealers, eBay verified sellers, or specialized motorcycle accessory stores**).
- **Always test the CDI unit for proper spark and timing** before installing it on your bike to avoid potential issues.
For the best results, cross-reference the part number with Yamaha s official documentation or consult a mechanic to ensure a seamless upgrade.
Vehicle Applications. Package included. New List Item. Ready to use, Direct Replacement.
CDI For Yamaha YFM225 1988 YFM250 Moto 4 89-91 59V-85540-21-0 59V-85540-20-00 Description. 100% Factory tested. The images shown are not the actual item and for your reference only. Weekly Special Sell.
Built to strict quality control standards. Brand new CDI BOX. 59V-85540-20-00 59V-85540-21-00 59Y-85540-21-00. 1986 - 1988 Yamaha Moto 4 YFM225 1989 1991 YFM250.