CST Road CM643 2.75-17 6PLY 47P

The CST Road CM643 2.75-17 6PLY 47P is a purpose-built road tire designed for classic and retro-styled motorcycles that demand reliable, all-day performance. Built with a rugged 6-ply construction, this tire prioritizes durability and puncture resistance without sacrificing road feel, making it a smart choice for urban riders who also crave confident handling on weekend twisties.

• 6-ply durability delivers improved resistance to punctures and road hazards, helping you get more miles from each rear or front tire while riding on mixed city streets and light highway stretches.
• 2.75-17 size combines a traditional, narrow profile with modern compounds to provide predictable steering response and a classic motorcycle look on vintage and retro bikes.
• Tread design optimized for road use offers solid dry grip and stable wet-weather performance, helping you brake with confidence and maintain traction through corners and straights alike.
• 47P speed/load rating signals suitability for everyday street riding, commuting, and casual touring at typical city and highway speeds while preserving a smooth, planted feel.
• 17-inch rim compatibility makes it a versatile upgrade or replacement for a wide range of street-focused motorcycles, cafe racers, and vintage-inspired builds.

Who benefits most from the CST Road CM643 are riders preserving a vintage aesthetic without compromising modern reliability. If you ride a classic pushbike or retro-styled bike and want a road tire that pairs a timeless silhouette with durable construction and predictable handling, this is the tire to choose. It’s well-suited for daily commutes, weekend rides along back roads, and light touring where a steady, confidence-inspiring grip matters most.

Practical tips: install the tire as part of a balanced wheel setup, follow the motorcycle maker’s recommended inflation pressure, and regularly inspect tread depth and bead seating. With the CST Road CM643 2.75-17 6PLY 47P, you’ll experience a reliable, road-ready ride that supports both vintage charm and everyday practicality.