11/60 chain kit Beta RR 50 Biker (from 2018) Afam (original gear ratio)

Chain Kit 11x60x138 Afam reinforced for motorcycle Beta RR 50 Biker

Transmission kit par new chain adaptable for motorcycle 50cc Beta RR Motard since 2018.

This chain kit uses the same gear ratio as your original motorcycle. That is, the sprocket in this kit has the same number of teeth as your original sprocket, the crown has the same number of teeth as your original motorcycle, and the chain has the same number of links as your motorcycle when it left the factory.

If you want a chain kit Afam with a different gear ratio, click on this link. For your information, the larger your pinion and the smaller your crown, the higher your top speed. Conversely, the smaller your pinion and the larger your crown, the more acceleration you will have.

This transmission pack includes

• 1 x gearbox output
• 1 x crown
• 1 x quick release chain

Technical characteristics of the chain kit

• Mark: Afam
• Manufacturer Part Number: KIT108151
• Transmission type (steps): 420

• Number of front sprocket teeth: 11
• Material: steel
• Colour: grey

• Number of rear sprocket teeth: 60
• Material: steel
• Colour: grey
• Number of fixing holes: 4
• Type of mounting holes: shouldered

• Number of chain links: 138
• Chain model: A420R1-G (reinforced)
• Chain color: gold (golden yellow)
• Chain with quick coupler

Dimensions of the front toothed pinion (see marks on the typical drawing)

• A - Inner width (outer diameter of gearbox shaft): 20mm
• B - Inner width: 17 mm

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

• A - Fixing center distance: 85 mm
• B - Fixing center distance: 120 mm
• C - Diameter of fixing holes: 8 mm
• D - Inner diameter of the crown: 100 mm

Afam is a Belgian brand specializing in the design and marketing of high-quality chains, chain kits, crowns, handlebars and sprockets for two-wheelers. To find out everything about the brand and discover our range of products Afam, click on this link.