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Home > Products > Rear Sprocket > RFC > Supersprox Performance Steel Rear Sprocket Origin RFC-212:37-SLV


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Supersprox Performance Steel Rear Sprocket Origin RFC-212:37-SLV

Product Extra Information

Material Steel
Chain 420
Teeth 37
Color Silver
Inner diameter (ID) 58
Pitch circle diameter (PCD) 90
Bolt hole 8.5
Type RFC
Product Application
ModelFrom yearTo Year
110 Astrea Grand (Euro 3/4)20172018
110 Wave20122024
125 Innova / 125i Innova20032014
125 Supra-X / Helmin20172018
ANF125 Innova (JC37)20032012

Select option below to choose diffent teeth and color

Each order from 220PLN value of goods, indlude free shipping inside Poland. If order total is less then 220PLN, shipping cost will be calculated.


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Excl. 23% VAT and Shipping


Product Description Image

Available in colors


Check your bike model for availabe color. More color options in Custom sprocket Section

Category Description

Why Supersprox Performance chain and sprocket kit

  • Designed for your motorcycle, weather new or used. With long system life and an affordable price. High quality, functional and durable. The performance range represents great value for money. A dependable system, matched with Supersprox performance chain.
  • Rear sprocket, high carbon steel, CNC machined and extra hardened teeth. Will outlast competitor sprockets in this category.
  • Engine sprocket, with Supersprox unique tooth technology, fully surface hardened to withstand the toughest conditions. Thicker tooth profile, helps support the chain and runs very quietly.
  • Chain, with solid bushes and 7% thicker side plates. Resistant to stretching and over heating. Precision ground components, as you would expect from Supersprox. Developed and tested in our race program, to offer dependability, reliability and durability.


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FAQ: Frequently asked questions

Products FAQs

Return policy

Unused items in saleable condition purchased from our eShop may be returned within 30 days of the purchase date for a credit to the card on which they were originally purchased. Returned goods will only be accepted with prior authorization. For more detailed return policy click here.

I received a damaged product

If the sprocket you purchased is damaged please make images and send to us by email and one of our representative will connect with you within 48h.


Exchange of the sprocket is possible only if the sprocket is not used and purchased from our eshop directly. Return sprocket will be fully refunded (excluding shipping) and a new order for the exchange sprocket has to be placed on our eshop.


All sprockets are guaranteed against defects in material and workmanship. Because we cannot control the application of our sprockets, buyers assume risks for any and all damage caused to themselves and others due to any failures. No warranty, expressed or implied, is made. Sprockets are designed and manufactured to be used specifically on the models listed in our catalog. Clearances must be checked before ordering different size sprockets than originally came on the machine. Chains are guaranteed in accordance with the manufacturer’s own terms of warranty. All products leave our warehouses in good condition, therefore if you receive an item that is not in good condition it should be immediately reported.

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    Each order from 220PLN value of goods, indlude free shipping inside Poland. If order total is less then 220PLN, shipping cost will be calculated.

    Gear Ratio

    Product Video

    Custom Product Teeth