Sunstar
Sunstar Aluminum Rear Sprocket 42T-520 — Fits Yamaha Motorcycles
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Sunstar Aluminum Rear Sprocket 42T-520 — Fits Yamaha Motorcycles
Sunstar

Sunstar Aluminum Rear Sprocket 42T-520

SKU: FJMF_5-348542

About Sunstar Sunstar engineers high-quality automotive parts and accessories trusted ...Read more

Price:
$92.95
920 ENTRIES10X
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

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About Sunstar

Sunstar engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Sunstar lineup with fast shipping and expert fitment support — order with confidence.

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Precision Engineered Yamaha Rear Sprocket

Take your Yamaha motorcycle to the next level with the Sunstar 42T-520 Aluminum Rear Sprocket. This premium sprocket is specifically designed to meet the rigorous demands of Yamaha riders, offering a lightweight alternative to heavy stock steel sprockets. By shedding unnecessary weight from your drivetrain, you will notice an immediate improvement in acceleration and overall handling agility.

Performance Advantages

  • Optimized Power Delivery: The 42-tooth count is ideal for balancing top speed and low-end torque.
  • Advanced Materials: High-strength aluminum alloy provides maximum durability without the weight penalty.
  • Perfect Fitment: Engineered specifically for Yamaha hub patterns for a hassle-free installation.
  • Reduced Friction: Precision-cut teeth minimize chain drag, ensuring smooth power transfer.

Sunstar is a world leader in sprocket manufacturing, and this 520-pitch unit is no exception. Its hard-anodized surface treatment ensures that it stands up to the rigors of aggressive riding, whether you are on the track or the trail. By reducing rotating mass, you allow your engine to rev more freely, giving you that competitive edge when it matters most. Trust in the quality of Sunstar and the expertise of GGCRACING to keep your Yamaha performing at its peak.

About Sunstar

Sunstar engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Sunstar lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Engineered Yamaha Rear Sprocket

Take your Yamaha motorcycle to the next level with the Sunstar 42T-520 Aluminum Rear Sprocket. This premium sprocket is specifically designed to meet the rigorous demands of Yamaha riders, offering a lightweight alternative to heavy stock steel sprockets. By shedding unnecessary weight from your drivetrain, you will notice an immediate improvement in acceleration and overall handling agility.

Performance Advantages

  • Optimized Power Delivery: The 42-tooth count is ideal for balancing top speed and low-end torque.
  • Advanced Materials: High-strength aluminum alloy provides maximum durability without the weight penalty.
  • Perfect Fitment: Engineered specifically for Yamaha hub patterns for a hassle-free installation.
  • Reduced Friction: Precision-cut teeth minimize chain drag, ensuring smooth power transfer.

Sunstar is a world leader in sprocket manufacturing, and this 520-pitch unit is no exception. Its hard-anodized surface treatment ensures that it stands up to the rigors of aggressive riding, whether you are on the track or the trail. By reducing rotating mass, you allow your engine to rev more freely, giving you that competitive edge when it matters most. Trust in the quality of Sunstar and the expertise of GGCRACING to keep your Yamaha performing at its peak.

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