14/52 chain kit Yamaha MT, R 125 (since 2022) JT Sprockets (original gear ratio)

14x52x130 JT Sprockets reinforced chain kit for motorcycle Yamaha MT YZF-R 125

Transmission kit par new chain adaptable for motorcycle 125cc Yamaha MT, YZF R since 2022.

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.

For your information, the larger your pinion and the smaller your crown, the higher your top speed will be. 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

• Brand: JT Sprockets
• Transmission type (steps): 428

• Référence fabricant du pignon: JTF1263.14
• Number of front sprocket teeth: 14
• Material: steel
• Colour: black

• Référence fabricant de la couronne: JTR1844.52
• Number of rear sprocket teeth: 52
• Material: steel
• Colour: grey
• Number of fixing holes: 6
• Type of mounting holes: smooth

• Référence fabricant de la chaîne: JTC428HDR130SL
• Number of chain links: 130
• Chain model: JTC428HDR (reinforced)
• Chain color: gray
• 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: 16 mm
• C - Fixing center distance: 34 mm
• D - Diameter fixing holes: 6 mm

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

• A - Fixing center distance: 50 mm
• B - Fixing center distance: 86 mm
• C - Fixing center distance: 100 mm
• D - Diameter of fixing holes: 8 mm
• E - Inner diameter of the crown: 76 mm

JT Sprockets is an English brand specializing in the manufacture of professional components for motorcycles, bicycles. To discover our range of JT Sprockets products, click on this link.