Sunstar Steel Rear Sprocket 38T 520 Pitch — Fits Yamaha Motorcycles

SKU: FJMF_2-353838
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About Sunstar Sunstar engineers high-quality automotive parts and accessories trusted ...Read More

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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

Product Details

Product Description
Part Numbers
Sizing & Fit

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.

Precision Engineered Steel Sprockets

The Sunstar 38T 520 Steel Rear Sprocket is the gold standard for riders who demand reliability and performance. Crafted from high-grade hardened steel, this sprocket is designed to withstand the rigors of both street riding and track abuse, providing an excellent balance between weight and durability.

Why Choose Sunstar?

  • Hardened Steel Construction: Offers superior wear resistance compared to aluminum alternatives.
  • Precision Machining: Ensures exact tooth profile for smooth power transfer and reduced chain wear.
  • 520 Pitch Compatibility: Designed for standard 520 chain conversions or OEM replacements.
  • 38-Tooth Ratio: Ideal for riders looking to optimize top-end speed or adjust final drive gearing.
  • Long-Lasting Finish: Treated to resist corrosion and maintain performance over thousands of miles.

Replacing your rear sprocket is essential for maintaining drivetrain efficiency. A worn sprocket can lead to chain slap, power loss, and premature wear on your chain and countershaft sprocket. The Sunstar steel sprocket offers the perfect solution for Yamaha owners seeking a reliable, long-term replacement that won't break the bank. Whether you are performing a routine maintenance swap or fine-tuning your bike's gearing for specific riding conditions, this sprocket delivers consistent performance. Get your high-quality drivetrain components at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

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.

Precision Engineered Steel Sprockets

The Sunstar 38T 520 Steel Rear Sprocket is the gold standard for riders who demand reliability and performance. Crafted from high-grade hardened steel, this sprocket is designed to withstand the rigors of both street riding and track abuse, providing an excellent balance between weight and durability.

Why Choose Sunstar?

  • Hardened Steel Construction: Offers superior wear resistance compared to aluminum alternatives.
  • Precision Machining: Ensures exact tooth profile for smooth power transfer and reduced chain wear.
  • 520 Pitch Compatibility: Designed for standard 520 chain conversions or OEM replacements.
  • 38-Tooth Ratio: Ideal for riders looking to optimize top-end speed or adjust final drive gearing.
  • Long-Lasting Finish: Treated to resist corrosion and maintain performance over thousands of miles.

Replacing your rear sprocket is essential for maintaining drivetrain efficiency. A worn sprocket can lead to chain slap, power loss, and premature wear on your chain and countershaft sprocket. The Sunstar steel sprocket offers the perfect solution for Yamaha owners seeking a reliable, long-term replacement that won't break the bank. Whether you are performing a routine maintenance swap or fine-tuning your bike's gearing for specific riding conditions, this sprocket delivers consistent performance. Get your high-quality drivetrain components at GGCRACING.

Product Details

Product Description

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.

Precision Engineered Steel Sprockets

The Sunstar 38T 520 Steel Rear Sprocket is the gold standard for riders who demand reliability and performance. Crafted from high-grade hardened steel, this sprocket is designed to withstand the rigors of both street riding and track abuse, providing an excellent balance between weight and durability.

Why Choose Sunstar?

  • Hardened Steel Construction: Offers superior wear resistance compared to aluminum alternatives.
  • Precision Machining: Ensures exact tooth profile for smooth power transfer and reduced chain wear.
  • 520 Pitch Compatibility: Designed for standard 520 chain conversions or OEM replacements.
  • 38-Tooth Ratio: Ideal for riders looking to optimize top-end speed or adjust final drive gearing.
  • Long-Lasting Finish: Treated to resist corrosion and maintain performance over thousands of miles.

Replacing your rear sprocket is essential for maintaining drivetrain efficiency. A worn sprocket can lead to chain slap, power loss, and premature wear on your chain and countershaft sprocket. The Sunstar steel sprocket offers the perfect solution for Yamaha owners seeking a reliable, long-term replacement that won't break the bank. Whether you are performing a routine maintenance swap or fine-tuning your bike's gearing for specific riding conditions, this sprocket delivers consistent performance. Get your high-quality drivetrain components at GGCRACING.

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