fits model: 660, Raptor. make: Yamaha. year: 2001–2005.

( Manufacturer Part Number: 5LP-17281-20-00 ), ( Part Type: Axle Shaft Drive Gear ), ( Manufacturer Warranty: No )
The **Yamaha 5LP-17281-20-00 01-05 Raptor 660 Idle Axle Shaft Drive Gear (23T)** is a precision-engineered, high-performance transmission component designed exclusively for Yamaha s 2001 through 2005 660R Raptor models, ensuring seamless operation and optimal power transfer within the bike s drivetrain. Crafted from durable, heat-treated steel, this **23-tooth drive gear** is integral to the idle axle assembly, playing a critical role in maintaining consistent clutch engagement and smooth shifting by synchronizing the primary drive system with the transmission. Its robust construction minimizes wear and tear, even under the demanding conditions of off-road riding, where sudden torque spikes and rough terrain can stress the drivetrain components. The gear s precise tooth geometry and tight tolerances guarantee minimal backlash, reducing the risk of slippage or premature failure, which is particularly vital for riders who prioritize reliability in extreme conditions. Whether navigating rocky trails, steep descents, or aggressive acceleration, this gear ensures that the Raptor s 660cc parallel-twin engine delivers its full potential with efficiency and durability. Replacement of this part is often recommended during routine maintenance or when symptoms such as erratic idling, delayed engagement, or unusual noise from the clutch area arise, as these can signal wear in the idle axle assembly. By sourcing an OEM-specification gear like this one, enthusiasts and mechanics can restore or maintain the original performance characteristics of the Raptor, extending the lifespan of the drivetrain and preserving the bike s off-road prowess.
### **Pros and Cons of buying a Yamaha 5LP-17281-20-00 (01-05 Raptor 660 Idle Axle Shaft Drive Gear 23T)**
#### **Pros:**1. **Direct Fitment** This part is specifically designed for the 2001-2005 Yamaha Raptor 660, ensuring compatibility without modifications.
2. **High-Quality Material** Yamaha uses durable materials in their OEM components, which should provide reliable performance and longevity.
3. **OEM Replacement** Since it s an original equipment part, it maintains the same specifications as the factory gear, reducing the risk of performance issues.
4. **Easier Maintenance** Being an exact replacement, mechanics familiar with the Raptor 660 will have no trouble installing or servicing it.
5. **Potential Cost Savings** Purchasing a genuine OEM part may be cheaper than aftermarket alternatives if sourced from a reputable dealer or salvage yard.
6. **Reliability** Yamaha s reputation for durability in off-road applications suggests this part should hold up well under typical use.
#### **Cons:**1. **Limited Availability** OEM parts, especially for older models like the Raptor 660, can be harder to find, particularly if the vehicle is no longer in production.
2. **Potential for Wear** If the part is sourced from a used or salvage vehicle, it may already have some wear, reducing its lifespan.
3. **Price Variability** Depending on the source (new, used, or aftermarket), the cost could be higher than expected, especially if buying from a dealer.
4. **No Warranty (If Used)** If purchasing a used or aftermarket version, there may be no warranty coverage, leaving you responsible for any failures.
5. **Mixed Quality in Aftermarket Copies** Some aftermarket parts marketed as "OEM replacements" may not meet the same standards, leading to premature failure or poor fit.
6. **Installation Complexity** While straightforward, working on the idle axle shaft may require some mechanical skill, especially if other components need attention during replacement.
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### **Conclusion**
The **Yamaha 5LP-17281-20-00 idle axle shaft drive gear (23T)** is a solid choice for owners of the 2001-2005 Raptor 660, particularly if you need an exact OEM replacement. Its direct fitment, durability, and compatibility with the vehicle s drivetrain make it a practical option for maintenance or repair. However, availability and cost can be concerns, especially if sourcing from a used market or aftermarket supplier.
If you prioritize **reliability and ease of installation**, purchasing a **new or certified pre-owned OEM part** from a trusted dealer is the best approach. If budget is a concern, carefully inspect a used part for wear or damage before purchasing. Avoid generic aftermarket alternatives unless they come with strong warranties and positive reviews.
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### **Recommendation**
- **Best Option:** Buy a **new or factory-refurbished OEM part** from an authorized Yamaha dealer or a reputable salvage yard to ensure quality and warranty coverage.
- **Budget Option:** If cost is a factor, consider a **high-quality aftermarket part** from a brand with a good reputation (e.g., ATS, PowerTech, or similar) and verify its compatibility before purchase.
- **Avoid:** Generic or low-quality aftermarket parts without proper testing or warranties, as they may fail prematurely and complicate future repairs.
- **Inspection:** If buying used, have a mechanic inspect the part for wear, cracks, or damage before installation to avoid unexpected failures.
Ultimately, investing in a **proven, high-quality part** will save time and money in the long run, ensuring your Raptor 660 remains reliable for off-road adventures.
The product being described is an OEM idle axle shaft and drive gear specifically designed for Yamaha Raptor 660 model's from 2001 -2005. The part numbers identified are 5LP-17281-20-00 and 5LP-17432-00- both manufactured by Yamaha. This assembly is a direct replacement part that comes with manufacturer warranty, making it reliable and genuine choice for maintaining the proper functioning of ATV engine.