At DMG Motorsports, we present the Vortex Rear Sprocket Steel 43T-520 Black for Honda (251AS-43) — a precision-engineered replacement sprocket built to keep your drivetrain running strong, mile after mile. Machined from high tensile carbon steel and finished in a durable black coating to resist corrosion, this 43-tooth, 520-pitch sprocket is designed as a direct fit for compatible Honda models running 520 chain conversions or stock 520 gearing. Whether you're chasing lap times or just want a dependable OEM-style replacement, this Vortex sprocket delivers the strength, accuracy, and longevity riders expect from a trusted racing brand.

Features:

• High tensile carbon steel construction for maximum strength and durability
• Precision CNC machined individually to achieve the tightest tolerances
• Ideal Tooth Design™ engineered for perfect chain hold and smooth release
• Maximum wear resistance to extend sprocket life
• Black electro-plated satin finish helps resist corrosion
• 43-tooth, 520-pitch design for Honda models using 520 chain and sprocket setups
• 100% CNC manufactured for consistent quality and accurate fitment

Fitment