Product Description
Knobtown Cycle stocks the JOKER MACHINE CAPS FORK BLACK 39MM to keep your bike performing at its best.
Key Features
- Replace those basic looking, plain chrome caps on your Sportster with OEM 39 mm tubes with a set of Joker fork tube caps
- Gives your Sportster fork tops a “GP Road Race” billet aluminum look
- Fully CNC-machined from 6061-T6 billet aluminum
- Much lighter than the existing stock steel units
- O-rings included
- Made in the U.S.A.
Product Specifications
- Part Number: 04090013
- Brand: JOKER MACHINE
- Weight: 0.25 lbs
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) |
9 |
| New York (NY) |
0 |
| Texas (TX) |
0 |
| Nevada (NV) |
0 |
| North Carolina (NC) |
0 |
| National Total |
9 |
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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