At DMG Motorsports, we present the Vortex Aluminum Rear Sprocket 43T-520 Silver (Part# 251A-43) — the race-industry standard trusted by champions and built to drop straight onto a wide range of Honda models running a 520 chain. This sprocket delivers the perfect balance of strength, weight savings, and durability that racers and street riders alike demand, backed by Vortex's decades of championship-winning engineering.

Features:

• CNC machined from 7075 aluminum for amazing strength and light weight
• 100% CNC machined with a Vortex patent pending design and saber tooth grooves
• Specially formulated alloy per Vortex specifications
• Unique tooth design increases sprocket longevity
• Silver anodized finish helps resist corrosion and keeps its race-ready look
• Made from incredibly durable 7075 T6 aluminum, CNC machined for an unrivaled amount of precision, giving many riders a lifespan that rivals some steel sprockets
• An aluminum sprocket is much lighter compared to OEM steel sprockets, reducing rotating mass and allowing for improved acceleration and handling
• 43-tooth, 520 pitch configuration for direct fitment or conversion applications on compatible Honda models
• Trusted by champions and proven on the track by top professional race teams

Fitment