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Sprocket RFX Pro Series Elite Aluminium - 520

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RFX Pro Series Elite Aluminium - 520 SprocketRef : RFX00377A / 1123231011

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Description
Compatible motorbikes
Questions and answers

DescriptionRFX Pro Series Elite Aluminium - 520 Sprocket

Product details :

Features

RFX Pro Series Elite - Manufacturer Ref: FXRS 40-52 99BK

RFX Pro Series CNC machined aluminum 7075 sprocket, designed for motocross and roadster practices where lightweight and durability are sought. This 520 version in black finish offers 52 teeth and an optimized CAD profile to reduce weight without compromising rigidity. The mud evacuation grooves extend the life of the chain and facilitate maintenance on muddy terrains.

Material: CNC machined aluminum 7075.
Pitch: 520 — compatible with 520 chains.
Teeth: 52 teeth.
Finish: Black anodization, laser-engraved RFX logo.
Design: Lightweight CAD profile, tight tolerances for more precise transmission and better torsional resistance.
Maintenance: Mud evacuation grooves to limit wear.

Part designed for demanding riders who want a lightweight, robust, and easy-to-maintain sprocket. Suitable for SUZUKI RM-Z 450 (2026), RM-Z 250 (2026), and RMX 450 (2019). Check the number of teeth and pitch before installation to ensure compatibility with your sprocket and chain.

Technical information :

Reference

RFX00377A / 1123231011

No transmission chain

520

Number of teeth (crown)

Type of crown

Standard

Number of teeth

52 teeth

Material

Aluminum