Manufacturer Ref: FXRS 51-51 99RD

The RFX Pro Series Elite crown made from 7075 aluminum is designed for motocross riders who demand durability and lightweight performance. CNC machined and anodized in red, it showcases a racing look while incorporating mud drainage grooves to minimize dirt buildup between the chain and the crown. The RFX logo is laser engraved, and the part features a CAD-designed profile aimed at reducing weight without sacrificing rigidity.

• Material: 7075 Aluminum, CNC machining
• Color: Anodized red (brand color code available)
• Number of teeth: 51
• Chain pitch: 428
• Features: mud drainage grooves, laser engraved logo, CAD profile, tight tolerances
• Type: Standard, Pro Series Elite

Designed for off-road competition, this crown is particularly suitable for smaller displacement motocross bikes where the finesse of the chain/crown assembly is crucial. Frequently compatible models include: KTM 85 SX (17/14 - 2025), Husqvarna TC 85 (17/14 - 2025), Gas Gas MC 85 (19/16 - 2025).

If you are looking for a lightweight, durable part that is color-coded to match your machine, the RFX Pro Series Elite 51 teeth in 428 is a serious option for your motocross outings.