Description
If you’re riding a Harley-Davidson sport bike, the K591 is engineered specifically for your machine—delivering the grip and confidence you need whether you’re carving canyon roads in the dry or navigating wet pavement. Originally built for racing, this tire brings track-proven performance to the street with predictable handling and reliable feedback at the edge. As the only Harley-approved sport tire manufactured in the U.S.A., it combines American engineering with proven durability.
- Size: 100/90-19 front
- Speed rating: V-rated (149 mph)
- Construction: Tubeless (TL)
- Sidewall: Blackwall
- Weather performance: Wet and dry
- Application: Harley-Davidson sport bikes
- Origin: Made in U.S.A.
- MPN: 45146793






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