At DMG Motorsports, we present the Vortex F5 Rear Sprocket 43T-520 Black Hardcoat for Honda (251AK-43) — a race-proven, drop-in upgrade for riders who demand less rotating mass and more durability from their drivetrain. Vortex has built its reputation on precision-engineered sprockets trusted by champions, and this F5 model continues that legacy with a patented tooth design, aerospace-grade alloy, and a jet-black PTFE hardcoat finish that looks as good as it performs. Whether you're shaving lap times on the track or just want a cleaner-running, longer-lasting sprocket on the street, this Vortex F5 delivers.

Features:

• CNC machined from 7075 aluminum for an ideal balance of strength and light weight
• Hard anodized aerospace aluminum with a jet black dye
• After type 3 hard anodizing with a jet black dye, coated with PTFE (Teflon type material) for added lubricity
• Delivers an ultra tough, ultra light sprocket that stays cleaner and lasts longer
• Unique tooth design increases sprocket longevity, part of Vortex's patented sprocket design unlike any other sprocket
• Trusted by some of the world's most respected champions and teams
• 43-tooth, 520-pitch configuration designed for Honda applications
• Reduced rotating mass compared to steel sprockets for improved acceleration and handling

Fitment