The Vortex CAT5 Series Rear Sprockets are anodized in color FIRST then CNC machined from 7075 aluminum to produce a trick colored sprocket with silver highlights. Racing Champions trust the proven design of the CAT5 Vortex Aluminum Sprocket because of its tight tolerances and unique tooth design.
- Suggested Use: Track/Street
 - Weight: Lightweight
 - Material: Aluminum
 - Surface Treatment: Color Anodizing
 - Durability Rating: 6
 - Style Rating: 10
 
| OEM Front  |  OEM Rear  |  OEM Chain Links  |  OEM Chain Pitch  |  Range Available  |  
| Model: | KTM 990 Super Duke 07-09 | |||
| 17 | 38 | - | 525 | 36-54 | 
|   |  ||||
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