Vortex aluminum rear sprockets are 100% CNC-machined performance replacements that reduce rotating mass compared to stock steel, available in 420 and 525 chain pitches in black and silver anodized finishes. A unique tooth profile and weight-saving cutouts make them a straightforward drivetrain upgrade for street and track riders.
- 100% CNC-machined aluminum for improved concentricity over cast or stamped alternatives
- Lightweight construction reduces rotating mass compared to OEM steel sprockets, supporting faster acceleration response
- Unique tooth design extends sprocket service life
- Weight-saving cutouts further reduce rotating weight
- Anodized finish in black and silver; covers 420 and 525 chain pitches
Spec: Position: Rear · Pitch: 525 · Teeth: 45 · Material: Aluminum · Color: Black
Fitment
- Bmw S1000RR 2013–2019
Specifications
| Chain Size | 525 |
|---|---|
| Rear Sprocket Teeth | 45 |
| Sprocket Material | Aluminum |
| Color | Black |
| Best For | Street, Track |
Verified from Garamoto’s catalog & fitment data.

















