CNC 7075-T6 428 Pitch (42T/44T) Aluminum Rear Sprocket for Altis Sigma / Sigma MX

Fitment:Altis Sigma / Sigma MX

Precision engineered for performance, styled for the track. Upgrade your Altis Sigma or Sigma MX with our premium CNC-machined rear sprocket. Crafted from aerospace-grade 7075-T6 aluminum, this sprocket offers the perfect balance of lightweight performance and rugged durability.

Whether you're looking for quicker acceleration or a custom look, our anodized finishes provide a vibrant, corrosion-resistant pop of color that sets your bike apart.

• Aerospace-Grade Material: CNC machined from 7075-T6 aluminum—significantly lighter than stock steel sprockets for reduced unsprung weight.

• Optimized Performance: Available in 42T and 44T configurations. Choose the 44T for increased torque and lightning-fast starts.

• Vibrant Anodized Finish: High-quality surface treatment prevents corrosion and keeps your bike looking sharp in Black, Blue, Gold, Orange, Red, or Purple.

• Precision Fitment: Designed as a direct bolt-on replacement for Altis Sigma and Sigma MX models using a 428 chain.

• Enhanced Longevity: Engineered tooth profile ensures smooth chain engagement and reduced wear.