Sunstar

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

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

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

SKU: FJMF_5-347742
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About Sunstar Sunstar engineers high-quality automotive parts and accessories trusted ...Read More

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$92.95
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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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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

High-Performance Aluminum Rear Sprocket

Experience the perfect balance of weight reduction and durability with the Sunstar 42T-520 Aluminum Rear Sprocket. Designed for Suzuki and Yamaha motorcycles, this sprocket is engineered for riders who demand precision and performance on the track or the street. Crafted from high-grade aluminum, it significantly reduces unsprung weight compared to steel alternatives, allowing for quicker acceleration and improved suspension response.

Why Choose Sunstar Sprockets?

  • Lightweight Construction: Aerospace-grade aluminum reduces rotating mass for faster throttle response.
  • Precision Machining: CNC-machined for exact tooth profile, ensuring optimal power transfer and chain longevity.
  • Hard-Anodized Finish: Provides superior wear resistance and a sleek aesthetic.
  • Race-Proven Design: Trusted by professional teams for consistent performance under extreme conditions.

The 520-pitch conversion is a popular choice for racers looking to minimize drivetrain drag. By switching to this high-quality Sunstar sprocket, you ensure that your engine's power is efficiently delivered to the rear wheel. Whether you are competing in motocross, supermoto, or road racing, this sprocket provides the reliability needed to stay ahead of the pack. Upgrade your bike's drivetrain today with premium parts 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

High-Performance Aluminum Rear Sprocket

Experience the perfect balance of weight reduction and durability with the Sunstar 42T-520 Aluminum Rear Sprocket. Designed for Suzuki and Yamaha motorcycles, this sprocket is engineered for riders who demand precision and performance on the track or the street. Crafted from high-grade aluminum, it significantly reduces unsprung weight compared to steel alternatives, allowing for quicker acceleration and improved suspension response.

Why Choose Sunstar Sprockets?

  • Lightweight Construction: Aerospace-grade aluminum reduces rotating mass for faster throttle response.
  • Precision Machining: CNC-machined for exact tooth profile, ensuring optimal power transfer and chain longevity.
  • Hard-Anodized Finish: Provides superior wear resistance and a sleek aesthetic.
  • Race-Proven Design: Trusted by professional teams for consistent performance under extreme conditions.

The 520-pitch conversion is a popular choice for racers looking to minimize drivetrain drag. By switching to this high-quality Sunstar sprocket, you ensure that your engine's power is efficiently delivered to the rear wheel. Whether you are competing in motocross, supermoto, or road racing, this sprocket provides the reliability needed to stay ahead of the pack. Upgrade your bike's drivetrain today with premium parts 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

High-Performance Aluminum Rear Sprocket

Experience the perfect balance of weight reduction and durability with the Sunstar 42T-520 Aluminum Rear Sprocket. Designed for Suzuki and Yamaha motorcycles, this sprocket is engineered for riders who demand precision and performance on the track or the street. Crafted from high-grade aluminum, it significantly reduces unsprung weight compared to steel alternatives, allowing for quicker acceleration and improved suspension response.

Why Choose Sunstar Sprockets?

  • Lightweight Construction: Aerospace-grade aluminum reduces rotating mass for faster throttle response.
  • Precision Machining: CNC-machined for exact tooth profile, ensuring optimal power transfer and chain longevity.
  • Hard-Anodized Finish: Provides superior wear resistance and a sleek aesthetic.
  • Race-Proven Design: Trusted by professional teams for consistent performance under extreme conditions.

The 520-pitch conversion is a popular choice for racers looking to minimize drivetrain drag. By switching to this high-quality Sunstar sprocket, you ensure that your engine's power is efficiently delivered to the rear wheel. Whether you are competing in motocross, supermoto, or road racing, this sprocket provides the reliability needed to stay ahead of the pack. Upgrade your bike's drivetrain today with premium parts from GGCRACING.

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