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Vortex Racing Aluminum Rear Sprocket 420 37 Tooth- Silver

Vortex Rear Sprockets are made to precise specifications from aluminum ensuring concentricity and durability. Lightening holes reduce rotating mass.
  • 420 Chain Pitch
  • 37 Tooth

Upgrade your powersports drivetrain with the Vortex Racing VTX215-37 Aluminum Rear Sprocket. Designed for applications using a 420 chain, this 37-tooth sprocket is manufactured to precise specifications for reliable fitment, excellent concentricity, and dependable durability. Its silver finish provides a clean, performance-focused appearance suitable for a wide range of motorcycles and powersports vehicles.


  • 420 Chain Pitch: Designed for compatibility with 420 chain applications.

  • 37-Tooth Configuration: Provides a balanced gearing option for performance-oriented drivetrain setups.

  • Aluminum Construction: Helps deliver a strong, lightweight sprocket for demanding riding conditions.

  • Precision Manufacturing: Built to precise specifications to support accurate alignment and consistent operation.

  • Lightening Holes: Reduce rotating mass to help support responsive acceleration and handling.

  • Silver Finish: Adds a clean appearance while complementing a variety of motorcycle styles.


The Vortex Racing rear sprocket is engineered for riders who want dependable drivetrain performance without unnecessary rotating weight. Carefully formed lightening holes help reduce mass at the rear wheel, while the aluminum construction provides a practical balance of strength and weight savings. The precision-machined design promotes consistent chain engagement and helps maintain smooth power transfer when properly installed with compatible drivetrain components.
Before installation, verify that the 420 chain size, 37-tooth count, mounting pattern, and vehicle application match your motorcycle or powersports equipment. Replace the chain and front sprocket as needed to ensure proper engagement and even wear across the complete final-drive system. Follow the vehicle manufacturer’s service procedures and torque specifications during installation. The Vortex Racing VTX215-37 is sold individually and is intended for use as a replacement or performance-oriented rear sprocket in compatible applications.

Features:

  • 420 chain pitch
  • 37-tooth rear sprocket
  • Precision-manufactured aluminum construction
  • Lightening holes help reduce rotating mass
  • Designed for concentricity and durability
  • Silver finish
  • Vortex Racing part number VTX215-37