At DMG Motorsports, we present the Vortex Aluminum Rear Sprocket 39T-525 Silver (454-39) — the same race-proven sprocket that has become the benchmark for performance riders and championship-winning teams alike. Built for Kawasaki applications running 525 chain pitch, this 39-tooth silver sprocket combines race-grade materials with precision engineering to deliver a durable, lightweight upgrade for your drivetrain. Whether you're chasing lap times at the track or simply want a stronger, lighter replacement for your stock sprocket, this Vortex unit is engineered to perform.

Features:

• Recognized as "the standard" in the race industry, trusted by champions across multiple disciplines
• Made from the highest grade 7075 T6 aluminum for lightweight, durable performance
• CNC machined to the tightest tolerances for precise, reliable fitment
• Unique patented tooth design engineered for greater longevity and more efficient power transfer
• 39-tooth, 525 pitch configuration designed to fit select Kawasaki motorcycles
• Silver finish for a clean, factory-style appearance
• Significant weight savings over OEM steel sprockets without sacrificing strength

Fitment