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Sprocket RFX Pro Series Elite Aluminium - 420

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RFX Pro Series Elite Aluminium - 420 SprocketRef : RFX00295A / 1123219007

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Description
Compatible motorbikes
Questions and answers

DescriptionRFX Pro Series Elite Aluminium - 420 Sprocket

Product details :

Features

Manufacturer part number: FXRS 15-51 99RD

Designed for demanding motocross riders, the RFX Pro Series Elite sprocket combines lightweight construction with durability. CNC machined from 7075 aluminum, it features an optimized CAD profile and mud evacuation grooves that help extend the lifespan of both the sprocket and chain when operating in muddy or abrasive conditions. The red anodized finish and laser-etched RFX logo give it a racing look that complements modern machines.

Material: CNC machined 7075 aluminum
Number of teeth: 51
Chain pitch: 420
Type: Standard
Technical features: mud evacuation grooves, lightweight CAD profile, rigid design to limit twisting, tight tolerances for better drive precision
Finish: red anodization, model-specific color code, engraved logo

Ideal for competition or enduro/cross outings where every gram and every bit of durability counts. Compatible with HONDA CRF 150 R (2026), CRF 150 R Big Wheels (2022), and CRF 150 R Std Wheels (2020) — please check the fitment for your model before purchase.

Technical information :

Reference

RFX00295A / 1123219007

No transmission chain

420

Number of teeth (crown)

Type of crown

Standard

Number of teeth

51 teeth

Material

Aluminum

Color

Red

Compatible motorbikes

HONDA8 compatible models

CR 80 R STD WHEELS 14/17 (HE04) - 1987/2002CR 80 R BIG WHEELS 18/21 (HE04) - 1985/1986CR 80 R BIG WHEELS 16/19 (HE04) - 1996/2002CR 85 R BIG WHEELS 16/19 (HE07) - 2003/2007CR 85 R STD WHEELS 14/17 (HE07) - 2003/2007CRF 150 R STD WHEELS 14/17 (KE03) - 2007/2020CRF 150 R - 2024/2026CRF 150 R BIG WHEELS 16/19 (KE03) - 2007/2022