SRAM's light stiff and durable Rival X-Sync direct mount aluminum road chainrings let you pick the exact gearing you want and quickly swap sizes. Our X-SYNC technology keeps the chain where you need it to be too.

X-Sync wide-tooth narrow-tooth chainring technology provides maximum chain control

Aluminum laser-etched chainring is designed to be more durable

X-Range gearing technology gives you more range and a smoother gear progression so you’re always in the right gear

Improved aerodynamics for time trial and triathlon

Tooth Count	40
Drivetrain Speeds	12
Round or Oval	Round
Offset	6.5
Material	Aluminum
Color	Black
Defined Color	Black
Direct Mount Type	Direct Mount SRAM 8-Bolt