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Chain kit EK CHAIN JT 520H 13/51 - Ultra Light Rear Sprocket

Season launch

EK CHAIN JT 520H 13/51 - Ultra Light Rear Sprocket Chain kit

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Season launch

EK CHAIN JT 520H 13/51 - Ultra Light Rear Sprocket Chain kitYAMAHA 125 YZ 125 - 1990 - 1992Ref : EKC03638A / 3068437

Name: JT 520H 13/51 - Ultra Light Rear Sprocket
Brand: EK CHAIN
Price: 68.36 EUR
Availability: InStock

Recommended retail price:86,56 €?

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Description
Compatible motorbikes
Questions and answers

DescriptionEK CHAIN JT 520H 13/51 - Ultra Light Rear Sprocket Chain kit

Product details :

Features

EK/JT 520H 13/51 Chain Kit - Ultra-Light Sprocket by EK CHAIN: a transmission kit designed for motocross, manufactured according to EK JAPAN standards and optimized to offer a good quality/price ratio and performance suited to off-road demands.

Type: 520 chain kit (pitch 520) — ideal for motocross bikes requiring a reliable drive system.
Composition: steel/steel chain, ultra-light aluminum sprocket to reduce unsprung mass.
Number of links: 116 links (delivered ready to install with necessary adjustments).
Relative lifespan: 150 (based on 100 links), longevity indicator provided by the manufacturer.
Indicative weight: 1.66 kg for 100 links (weight provided for informational purposes).
Provided ratio: 13-tooth sprocket / 51-tooth sprocket.
Manufacturer reference: not provided.

This kit is aimed at motocross riders looking for a ready-to-use transmission with a lightweight aluminum sprocket to minimize inertia. Suitable for Yamaha YZ 125 models from 1990 to 1992 — please check the fitment and adjustments on your model before installation. Sold as a complete kit: chain + sprocket + rear sprocket.

Technical information :

Reference

EKC03638A / 3068437

Complete chain weight

1,92 kg

Quality

Standard

Weight (kg/100 links)

1,66 kg

Relative wear life (per 100 links)

150

Tensile Strength (lbs)