fits model: 300, King, Quad. make: Suzuki. year: 1991–2002.

( Manufacturer Part Number: 21631-19B11 ), ( Type: Clutch Inner Race )
The **Suzuki 21631-19B11 clutch inner race** is a precision-engineered component specifically designed for the **King Quad 300** models produced between **1991 and 2002**, ensuring optimal performance and reliability for this iconic ATV. Crafted from high-grade **steel alloy**, this inner race is engineered to withstand the demanding stresses of high-torque clutch operation, delivering smooth engagement and consistent power transfer during acceleration, deceleration, and shifting. The **interference-fit design** ensures a secure and stable connection with the clutch hub, minimizing wear and preventing premature failure, which is critical for maintaining the longevity of the entire drivetrain. Its **precision-machined surfaces** reduce friction and heat buildup, contributing to a more efficient and durable clutch system, while the **hardened bearing surfaces** enhance durability under heavy loads and rough terrain conditions. Whether used in off-road adventures, farm work, or recreational riding, this clutch inner race is a direct-fit replacement that restores factory performance, eliminating slipping, grinding, or erratic engagement that can plague worn-out components. Built to Suzuki s exacting standards, it integrates seamlessly with the **91-02 King Quad 300 s** clutch assembly, providing riders with the confidence of a reliable and responsive drivetrain. For those seeking to maintain or upgrade their ATV s clutch system, this inner race is an essential part that ensures both performance and peace of mind.
### **Pros and Cons of buying a Suzuki 21631-19B11 (91-02 King Quad 300 Clutch Inner Race)**
#### **Pros:**1. **Direct Fitment** This part is specifically designed for the 1991-2002 Suzuki King Quad 300, ensuring compatibility without modification.
2. **Reliability** Suzuki parts, especially clutch components, are known for durability and consistent performance when sourced from reputable manufacturers.
3. **Prevents Premature Wear** A failing clutch inner race can cause excessive friction, leading to clutch slippage or complete failure. Replacing it early can extend the life of the entire clutch system.
4. **Cost-Effective** Compared to full clutch replacements, this single component is relatively inexpensive, making it a practical repair option.
5. **Easy Installation** The clutch inner race is a straightforward part to replace, often requiring only basic tools and minimal mechanical skill.
6. **Improves Driving Experience** A properly functioning clutch ensures smoother engagement and disengagement, reducing jerkiness and improving control.
7. **Prevents Damage to Transmission** A worn inner race can damage the transmission if left unaddressed, making this a preventive maintenance step.
#### **Cons:**1. **Potential Counterfeit Parts** If purchased from an untrusted seller, there is a risk of receiving a low-quality or fake part that fails prematurely.
2. **Labor Costs** While the part itself is affordable, labor costs for installation (if not doing it yourself) can add up, especially if the clutch needs further inspection.
3. **Additional Wear Indicators** If the clutch master cylinder, slave cylinder, or pressure plate are also worn, they may need replacement alongside the inner race, increasing costs.
4. **Limited Availability** Depending on the region, finding an authentic Suzuki OEM part may require ordering from specialty suppliers, which could take time.
5. **Skill Dependency** If the buyer lacks mechanical experience, improper installation could lead to further issues or damage.
#### **Conclusion:**The **Suzuki 21631-19B11 clutch inner race** is a **practical and cost-effective** solution for maintaining the performance and longevity of a 1991-2002 King Quad 300. Its direct fitment, reliability, and preventative benefits outweigh the minor drawbacks, particularly if sourced from a trusted supplier. However, buyers should ensure they are purchasing a genuine part and consider the overall condition of the clutch system to avoid unexpected additional repairs.
#### **Recommendation:**- **Buy from a reputable supplier** (such as official Suzuki dealers, trusted online marketplaces, or well-reviewed aftermarket parts stores) to avoid counterfeit or low-quality components.
- **Inspect the rest of the clutch system** (pressure plate, bearings, etc.) while the unit is disassembled to catch any other wear issues early.
- **Consider DIY installation** if comfortable with basic mechanical work to save on labor costs. If unsure, consult a professional mechanic.
- **Prioritize preventive maintenance** regular clutch checks can prevent costly failures down the road.
For most owners, replacing this part is a **smart investment** in the long-term reliability of their King Quad 300.
All parts are carefully packaged. See photos for exact condition.