ProTaper 50 Tooth Rear Sprocket - Black — Fits Honda XR250R, Yamaha WR250F/400F/426F/450F, YZ125/250/400F/426F/450F

SKU: PTR033220
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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 ProTaper

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

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ProTaper Race Spec (RS) Rear Sprocket - 50 Teeth, Black

Enhance your motorcycle's performance and durability with the ProTaper Race Spec (RS) Rear Sprocket. This 50-tooth sprocket, finished in a sleek black, is engineered for riders who demand the best in off-road and track performance. ProTaper's innovative Angled Mud Groove design is a standout feature, actively shedding mud and debris during operation. This self-cleaning action prevents horsepower loss and reduces premature wear, ensuring your drivetrain runs smoother for longer.

Key Features and Benefits:

  • Revolutionary Angled Mud Groove: Exclusive design for superior mud and debris shedding, maintaining optimal performance.
  • Increased Tooth Surface Area: Precise CNC machining results in up to 40% more tooth surface area compared to competitors, improving chain contact.
  • Extended Sprocket Life: Enhanced chain contact significantly increases the lifespan of the sprocket, offering better value.
  • Durable Construction: Built to withstand the rigors of demanding riding conditions.
  • Vibrant Black Finish: Adds a stylish, performance-oriented look to your bike.

This ProTaper rear sprocket is designed to fit a wide range of popular Honda and Yamaha models, ensuring a precise fit for your machine. Experience the ProTaper difference with a sprocket that works harder and lasts longer, keeping you focused on the ride. Upgrade your drivetrain with this high-performance component from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1988-1995 Honda XR250R Base
2001-2009 Yamaha WR250F Base
2011-2013 Yamaha WR250F Base
2015-2023 Yamaha WR250F Base
1999-2000 Yamaha WR400F Base
2001-2002 Yamaha WR426F Base
2003-2009 Yamaha WR450F Base
2011-2023 Yamaha WR450F Base
2020-2023 Yamaha YZ125X Base
1999-2023 Yamaha YZ250 Base
2001-2023 Yamaha YZ250F Base
2015-2023 Yamaha YZ250FX Base
2016-2023 Yamaha YZ250X Base
1999 Yamaha YZ400F Base
2000-2002 Yamaha YZ426F Base
2003-2023 Yamaha YZ450F Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About ProTaper

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

Watch in action

ProTaper Race Spec (RS) Rear Sprocket - 50 Teeth, Black

Enhance your motorcycle's performance and durability with the ProTaper Race Spec (RS) Rear Sprocket. This 50-tooth sprocket, finished in a sleek black, is engineered for riders who demand the best in off-road and track performance. ProTaper's innovative Angled Mud Groove design is a standout feature, actively shedding mud and debris during operation. This self-cleaning action prevents horsepower loss and reduces premature wear, ensuring your drivetrain runs smoother for longer.

Key Features and Benefits:

  • Revolutionary Angled Mud Groove: Exclusive design for superior mud and debris shedding, maintaining optimal performance.
  • Increased Tooth Surface Area: Precise CNC machining results in up to 40% more tooth surface area compared to competitors, improving chain contact.
  • Extended Sprocket Life: Enhanced chain contact significantly increases the lifespan of the sprocket, offering better value.
  • Durable Construction: Built to withstand the rigors of demanding riding conditions.
  • Vibrant Black Finish: Adds a stylish, performance-oriented look to your bike.

This ProTaper rear sprocket is designed to fit a wide range of popular Honda and Yamaha models, ensuring a precise fit for your machine. Experience the ProTaper difference with a sprocket that works harder and lasts longer, keeping you focused on the ride. Upgrade your drivetrain with this high-performance component from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1988-1995 Honda XR250R Base
2001-2009 Yamaha WR250F Base
2011-2013 Yamaha WR250F Base
2015-2023 Yamaha WR250F Base
1999-2000 Yamaha WR400F Base
2001-2002 Yamaha WR426F Base
2003-2009 Yamaha WR450F Base
2011-2023 Yamaha WR450F Base
2020-2023 Yamaha YZ125X Base
1999-2023 Yamaha YZ250 Base
2001-2023 Yamaha YZ250F Base
2015-2023 Yamaha YZ250FX Base
2016-2023 Yamaha YZ250X Base
1999 Yamaha YZ400F Base
2000-2002 Yamaha YZ426F Base
2003-2023 Yamaha YZ450F Base

Product Details

Product Description

About ProTaper

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

Watch in action

ProTaper Race Spec (RS) Rear Sprocket - 50 Teeth, Black

Enhance your motorcycle's performance and durability with the ProTaper Race Spec (RS) Rear Sprocket. This 50-tooth sprocket, finished in a sleek black, is engineered for riders who demand the best in off-road and track performance. ProTaper's innovative Angled Mud Groove design is a standout feature, actively shedding mud and debris during operation. This self-cleaning action prevents horsepower loss and reduces premature wear, ensuring your drivetrain runs smoother for longer.

Key Features and Benefits:

  • Revolutionary Angled Mud Groove: Exclusive design for superior mud and debris shedding, maintaining optimal performance.
  • Increased Tooth Surface Area: Precise CNC machining results in up to 40% more tooth surface area compared to competitors, improving chain contact.
  • Extended Sprocket Life: Enhanced chain contact significantly increases the lifespan of the sprocket, offering better value.
  • Durable Construction: Built to withstand the rigors of demanding riding conditions.
  • Vibrant Black Finish: Adds a stylish, performance-oriented look to your bike.

This ProTaper rear sprocket is designed to fit a wide range of popular Honda and Yamaha models, ensuring a precise fit for your machine. Experience the ProTaper difference with a sprocket that works harder and lasts longer, keeping you focused on the ride. Upgrade your drivetrain with this high-performance component from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1988-1995 Honda XR250R Base
2001-2009 Yamaha WR250F Base
2011-2013 Yamaha WR250F Base
2015-2023 Yamaha WR250F Base
1999-2000 Yamaha WR400F Base
2001-2002 Yamaha WR426F Base
2003-2009 Yamaha WR450F Base
2011-2023 Yamaha WR450F Base
2020-2023 Yamaha YZ125X Base
1999-2023 Yamaha YZ250 Base
2001-2023 Yamaha YZ250F Base
2015-2023 Yamaha YZ250FX Base
2016-2023 Yamaha YZ250X Base
1999 Yamaha YZ400F Base
2000-2002 Yamaha YZ426F Base
2003-2023 Yamaha YZ450F Base

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