Renthal 411U-525-44P-HA Rear Sprocket 44-Tooth 525 Pitch Ultralight

The Renthal 411U-525-44P-HA is a 44-tooth rear sprocket designed for high-performance motorcycle applications. Built to Renthal's exacting standards, this sprocket features a 525 pitch chain compatibility and is part of the Renthal Ultralight sprocket lineup, offering a significant weight reduction over standard steel sprockets without sacrificing durability.

Renthal Ultralight rear sprockets are CNC-machined from 7075 T6 aircraft-grade aluminum alloy, delivering exceptional strength-to-weight ratio. The hard-anodized finish provides superior resistance to wear and corrosion, extending service life even under demanding race and street conditions. The precision-cut teeth profile ensures smooth, reliable chain engagement and reduced drivetrain wear.

Key Features:

• 44-tooth rear sprocket for optimized gear ratio tuning
• 525 pitch chain compatibility
• CNC-machined from 7075 T6 aircraft-grade aluminum
• Hard-anodized surface treatment for extended wear life
• Ultralight design reduces unsprung and rotating mass
• Precision-cut tooth profile for smooth, consistent chain engagement
• Direct OEM-style fitment — no modifications required

The Renthal 411U-525-44P-HA is an ideal choice for riders looking to fine-tune their motorcycle's power delivery and acceleration characteristics through sprocket gearing changes. A larger rear sprocket increases low-end torque and acceleration at the expense of top speed, making this a popular upgrade for track, motocross, and aggressive street riding.