Product Description
Knobtown Cycle stocks the CHAMPION CHAMPION PLUG RN12YC/24PK to keep your bike performing at its best.
Key Features
- Copper Plus spark plug has a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plug
- Patented SAC-9 semi-conductor resistor for maximum EMI and RFI suppression
- Patented Ultraseal™ coated shell for rust prevention
- Made in the USA
Product Specifications
- Part Number: 21030439
- Brand: CHAMPION
- Weight: 3.35 lbs
- UPC: 037551710980
Professional Installation Available
Buy online or visit our Kansas City showroom. Contact us for installation service options! Free Ship to Store!
Part Locations
| Location |
Available |
| Wisconsin (WI) |
17 |
| New York (NY) |
1 |
| Texas (TX) |
6 |
| Nevada (NV) |
20+ |
| North Carolina (NC) |
14 |
| National Total |
20+ |
Stock levels last updated: January 30, 2026 8:09 PM
Professional Installation Available
Knobtown Cycle offers professional installation services. Contact us via a service request to learn more.
Thank you for Shopping at Knobtown Cycle!
When you shop with us, you’re not just buying motorcycle parts — you’re supporting a small, family-run business rooted right here in the heartland of America. Every order helps us keep riders on the road and fuels our passion for serving the motorcycle community.
From all of us at Knobtown Cycle, thank you for choosing local and riding with us.
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