Sunstar Steel Rear Sprocket 49t-428 — Fits Yamaha Motorcycles

SKU: FJMF_2-209849
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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.

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Sunstar 49t-428 Steel Rear Sprocket for Yamaha

Enhance your motorcycle's power delivery and drivetrain longevity with the Sunstar 49t-428 Steel Rear Sprocket. Engineered for riders who demand consistency and strength, this sprocket is manufactured from high-grade carbon steel to withstand the rigors of off-road and street riding.

Key Features and Benefits

  • Precision Engineering: CNC machined for perfect tooth profile and chain fitment.
  • High-Durability Steel: Heat-treated for maximum wear resistance and extended service life.
  • Optimized Gearing: The 49-tooth count provides improved acceleration for technical tracks.
  • Direct Fitment: Designed specifically for Yamaha applications utilizing a 428-pitch chain.

Whether you are replacing a worn-out component or fine-tuning your gear ratios for a specific riding style, Sunstar sprockets deliver the reliability you need. The precision-cut teeth ensure smooth power transfer from the engine to the rear wheel, reducing chain slap and wear on your drivetrain components. By choosing Sunstar, you are investing in industry-leading metallurgy that maintains its integrity under high-torque conditions. This sprocket is the ideal choice for enthusiasts looking to maintain peak performance without compromising on budget or quality. Experience the difference in drivetrain efficiency and durability with this premium replacement part from 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.

Watch in action

Sunstar 49t-428 Steel Rear Sprocket for Yamaha

Enhance your motorcycle's power delivery and drivetrain longevity with the Sunstar 49t-428 Steel Rear Sprocket. Engineered for riders who demand consistency and strength, this sprocket is manufactured from high-grade carbon steel to withstand the rigors of off-road and street riding.

Key Features and Benefits

  • Precision Engineering: CNC machined for perfect tooth profile and chain fitment.
  • High-Durability Steel: Heat-treated for maximum wear resistance and extended service life.
  • Optimized Gearing: The 49-tooth count provides improved acceleration for technical tracks.
  • Direct Fitment: Designed specifically for Yamaha applications utilizing a 428-pitch chain.

Whether you are replacing a worn-out component or fine-tuning your gear ratios for a specific riding style, Sunstar sprockets deliver the reliability you need. The precision-cut teeth ensure smooth power transfer from the engine to the rear wheel, reducing chain slap and wear on your drivetrain components. By choosing Sunstar, you are investing in industry-leading metallurgy that maintains its integrity under high-torque conditions. This sprocket is the ideal choice for enthusiasts looking to maintain peak performance without compromising on budget or quality. Experience the difference in drivetrain efficiency and durability with this premium replacement part from 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.

Watch in action

Sunstar 49t-428 Steel Rear Sprocket for Yamaha

Enhance your motorcycle's power delivery and drivetrain longevity with the Sunstar 49t-428 Steel Rear Sprocket. Engineered for riders who demand consistency and strength, this sprocket is manufactured from high-grade carbon steel to withstand the rigors of off-road and street riding.

Key Features and Benefits

  • Precision Engineering: CNC machined for perfect tooth profile and chain fitment.
  • High-Durability Steel: Heat-treated for maximum wear resistance and extended service life.
  • Optimized Gearing: The 49-tooth count provides improved acceleration for technical tracks.
  • Direct Fitment: Designed specifically for Yamaha applications utilizing a 428-pitch chain.

Whether you are replacing a worn-out component or fine-tuning your gear ratios for a specific riding style, Sunstar sprockets deliver the reliability you need. The precision-cut teeth ensure smooth power transfer from the engine to the rear wheel, reducing chain slap and wear on your drivetrain components. By choosing Sunstar, you are investing in industry-leading metallurgy that maintains its integrity under high-torque conditions. This sprocket is the ideal choice for enthusiasts looking to maintain peak performance without compromising on budget or quality. Experience the difference in drivetrain efficiency and durability with this premium replacement part from GGCRACING.

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