Product Details
A direct-fit C49 high-carbon steel front sprocket from the world's largest sprocket maker — the standard for stock replacement on modern street, sport, and adventure bikes.
- Self-cleaning SCM420 chromoly steel and C49 carbon steel construction, induction-hardened on the tooth profile for a hard wear surface over a tough core.
- CNC-machined to OEM tooth profile so your existing chain runs without re-meshing issues.
- Available with rubber-cushion damping inserts on select fitments — same noise/vibration spec as the OE part.
- JT Sprockets is the world's largest sprocket manufacturer; produced in JT's UK and Thailand facilities to ISO-grade QC.
- Sized for OEM gearing across most road, sport, and adventure platforms.
Intended use: street, sport, sport-touring, adventure.
Fitment
- Yamaha YZ65 2018–2023
- Yamaha YZ65 R 2024
- Yamaha YZ65 S 2025
- Yamaha YZ65 T 2026
Specifications
| Sprocket Position | Front |
|---|---|
| Material | C49 high carbon steel and SCM420 chromoly steel alloy |
| Surface Treatment | Heat-treated and beadblasted |
| Best For | Off-road / Trail, Street |
Verified from Garamoto’s catalog & fitment data.