37 teeth aluminum 420 Y crownCF SuperSM125R motorcycle, SM F190, SP... silver

Rear sprocket 37 teeth dirt bike, pit bike YCF Supermotion SM F190, SM F150 ...

Transmission tray par new original chain for pit bike, dirt bike, pocket bike, Bigy MX, mini motorcycle supermotard, mini SM, small Y super biker motorcycleCF SuperSM125R motorcycle, SuperSM160R motorcycle, SM F125, SM F150 and SM F190.

Technical characteristics of the crown

• Brand: YCF
• Modèle: Factory
• Drive train type: 420
• Number of teeth: 37
• Material: aluminium
• Color: silver gray
• Number of fixing holes: 4
• Type of mounting holes: smooth

Dimensions of the rear pinion (see marks on the typical drawing)

• A - Fixing center distance: 65 mm
• B - Fixing center distance: 92 mm
• C - Diameter of fixing holes: 8 mm
• D - Inner diameter of the crown: 76 mm

Before ordering, it is essential to ensure the type of transmission you need. All the parts, namely the chain, the pinion and the crown, must have the same pitch. To find out more, click this link.

YCF extension is a French brand specializing in the design of parts for mini-motos. To discover our range of YCF products, click on this link.