Renthal 150U-520-50GBBK Rear Sprocket - Black — Fits Yamaha YZ/WR 125-450F (1999-2024)

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SKU: REN150U-520-50GBBK
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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 Renthal

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

Renthal 150U-520-50GBBK Rear Sprocket: Aggressive Black Performance for Yamaha

Dominate the track or trail with the Renthal 150U-520-50GBBK Rear Sprocket in a stealthy black finish. Engineered for maximum performance and durability, this sprocket features 50 teeth and a 520 chain pitch, providing enhanced acceleration and power for a wide range of Yamaha YZ and WR models. This sprocket is designed to fit Yamaha YZ125/X/G, YZ250/F/X, YZ450F/FX, and WR250F/WR450F models from 1999 through 2024.

Key Features and Benefits:

  • Robust Construction: Made from high-strength, lightweight alloy for superior wear resistance and extended lifespan, even under extreme conditions.
  • Optimized Acceleration: The 50-tooth count is ideal for riders seeking increased torque and quicker acceleration, perfect for motocross and tight trails.
  • Durable Black Finish: Features a tough black anodized finish that not only looks aggressive but also provides excellent resistance to abrasion and corrosion.
  • Grooved Design: The grooved pattern helps reduce weight and allows for better mud and debris shedding, ensuring consistent performance.
  • Broad Yamaha Fitment: Compatible with a vast range of Yamaha models including YZ125, YZ250, YZ250F, YZ450F, WR250F, WR450F and their variants from 1999-2024.

This Renthal rear sprocket is a critical component for riders looking to optimize their motorcycle's drivetrain for aggressive riding. Its precision manufacturing ensures smooth chain engagement and efficient power transfer, helping you achieve peak performance. Rely on Renthal's reputation for producing top-tier components that stand up to the demands of racing and high-performance riding.

Upgrade your Yamaha's performance with the durable and stylish Renthal 150U-520-50GBBK black rear sprocket, available at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1988-1995 Honda XR250R Base
2001-2021 Yamaha WR250F Base
1999-2000 Yamaha WR400F Base
2001-2002 Yamaha WR426F Base
2003-2021 Yamaha WR450F Base
1999-2021 Yamaha YZ125 Base
2020-2021 Yamaha YZ125X Base
1999-2021 Yamaha YZ250 Base
2015-2021 Yamaha YZ250FX Base
2016-2021 Yamaha YZ250X Base
1999 Yamaha YZ400F Base
2000-2002 Yamaha YZ426F Base
2003-2021 Yamaha YZ450F Base
2016-2021 Yamaha YZ450FX Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About Renthal

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

Renthal 150U-520-50GBBK Rear Sprocket: Aggressive Black Performance for Yamaha

Dominate the track or trail with the Renthal 150U-520-50GBBK Rear Sprocket in a stealthy black finish. Engineered for maximum performance and durability, this sprocket features 50 teeth and a 520 chain pitch, providing enhanced acceleration and power for a wide range of Yamaha YZ and WR models. This sprocket is designed to fit Yamaha YZ125/X/G, YZ250/F/X, YZ450F/FX, and WR250F/WR450F models from 1999 through 2024.

Key Features and Benefits:

  • Robust Construction: Made from high-strength, lightweight alloy for superior wear resistance and extended lifespan, even under extreme conditions.
  • Optimized Acceleration: The 50-tooth count is ideal for riders seeking increased torque and quicker acceleration, perfect for motocross and tight trails.
  • Durable Black Finish: Features a tough black anodized finish that not only looks aggressive but also provides excellent resistance to abrasion and corrosion.
  • Grooved Design: The grooved pattern helps reduce weight and allows for better mud and debris shedding, ensuring consistent performance.
  • Broad Yamaha Fitment: Compatible with a vast range of Yamaha models including YZ125, YZ250, YZ250F, YZ450F, WR250F, WR450F and their variants from 1999-2024.

This Renthal rear sprocket is a critical component for riders looking to optimize their motorcycle's drivetrain for aggressive riding. Its precision manufacturing ensures smooth chain engagement and efficient power transfer, helping you achieve peak performance. Rely on Renthal's reputation for producing top-tier components that stand up to the demands of racing and high-performance riding.

Upgrade your Yamaha's performance with the durable and stylish Renthal 150U-520-50GBBK black rear sprocket, available at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1988-1995 Honda XR250R Base
2001-2021 Yamaha WR250F Base
1999-2000 Yamaha WR400F Base
2001-2002 Yamaha WR426F Base
2003-2021 Yamaha WR450F Base
1999-2021 Yamaha YZ125 Base
2020-2021 Yamaha YZ125X Base
1999-2021 Yamaha YZ250 Base
2015-2021 Yamaha YZ250FX Base
2016-2021 Yamaha YZ250X Base
1999 Yamaha YZ400F Base
2000-2002 Yamaha YZ426F Base
2003-2021 Yamaha YZ450F Base
2016-2021 Yamaha YZ450FX Base

Product Details

Product Description

About Renthal

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

Renthal 150U-520-50GBBK Rear Sprocket: Aggressive Black Performance for Yamaha

Dominate the track or trail with the Renthal 150U-520-50GBBK Rear Sprocket in a stealthy black finish. Engineered for maximum performance and durability, this sprocket features 50 teeth and a 520 chain pitch, providing enhanced acceleration and power for a wide range of Yamaha YZ and WR models. This sprocket is designed to fit Yamaha YZ125/X/G, YZ250/F/X, YZ450F/FX, and WR250F/WR450F models from 1999 through 2024.

Key Features and Benefits:

  • Robust Construction: Made from high-strength, lightweight alloy for superior wear resistance and extended lifespan, even under extreme conditions.
  • Optimized Acceleration: The 50-tooth count is ideal for riders seeking increased torque and quicker acceleration, perfect for motocross and tight trails.
  • Durable Black Finish: Features a tough black anodized finish that not only looks aggressive but also provides excellent resistance to abrasion and corrosion.
  • Grooved Design: The grooved pattern helps reduce weight and allows for better mud and debris shedding, ensuring consistent performance.
  • Broad Yamaha Fitment: Compatible with a vast range of Yamaha models including YZ125, YZ250, YZ250F, YZ450F, WR250F, WR450F and their variants from 1999-2024.

This Renthal rear sprocket is a critical component for riders looking to optimize their motorcycle's drivetrain for aggressive riding. Its precision manufacturing ensures smooth chain engagement and efficient power transfer, helping you achieve peak performance. Rely on Renthal's reputation for producing top-tier components that stand up to the demands of racing and high-performance riding.

Upgrade your Yamaha's performance with the durable and stylish Renthal 150U-520-50GBBK black rear sprocket, available at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1988-1995 Honda XR250R Base
2001-2021 Yamaha WR250F Base
1999-2000 Yamaha WR400F Base
2001-2002 Yamaha WR426F Base
2003-2021 Yamaha WR450F Base
1999-2021 Yamaha YZ125 Base
2020-2021 Yamaha YZ125X Base
1999-2021 Yamaha YZ250 Base
2015-2021 Yamaha YZ250FX Base
2016-2021 Yamaha YZ250X Base
1999 Yamaha YZ400F Base
2000-2002 Yamaha YZ426F Base
2003-2021 Yamaha YZ450F Base
2016-2021 Yamaha YZ450FX Base

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