B1 Steel Standard - 420 SprocketRef : BONE00007A / 1047658

B1 Steel Standard Sprocket - 420 (ref. JBF430S00B)

For urban riders seeking a reliable transmission part, this B1 steel sprocket offers a simple and robust solution. Designed for a chain pitch of 420, it features 47 teeth and the standard profile 1077, ensuring a compliant replacement for original configurations on many mopeds and small displacement motorcycles.

• Material: steel, standard version
• Number of teeth: 47
• Chain pitch: 420
• Type: standard / sprocket 1077
• Manufacturer reference: JBF430S00B

This sprocket integrates into urban drivetrains where simplicity and material durability are paramount. Ideal for routine maintenance or restoring a final drive, it replaces the worn part without any special modifications to the original setup.

Examples of compatible motorcycles (for reference only):

• RIEJU RS2 50 MATRIX PRO (2010)
• RIEJU NKD 50 (2010)
• RIEJU RS2 50 MATRIX PRO (2009)

Check the chain pitch and the number of teeth on your existing sprocket before ordering to ensure compatibility with your transmission.