JT. Steel Noise-Free 749 - 525 Gearbox output pinionRef : JTC00583A / 1126654001

JT SPROCKETS JTF749.15RB – noise-reducing steel sprocket designed for the 525 transmission. This 15-tooth sprocket is aimed at riders looking for a robust and precise replacement part for their primary transmission. Made from steel (SCM420 alloy), it features CNC machining to ensure consistent geometry and a clean finish, essential attributes for engagement with the chain and the sprocket.

Its lightweight and optimized design minimizes unsprung mass while remaining sufficiently durable for road use. The black finish provides a sleek look and protects the part against corrosion during regular use.

• Manufacturer reference: JTF749.15RB
• Brand: JT SPROCKETS
• Material: Steel (SCM420)
• Number of teeth: 15
• Chain pitch: 525
• Type: 749 (noise-reducing)
• Color: Black

Compatible with the roadster segment and specifically referenced for recent machines such as the Ducati Diavel V4 (2025) and Multistrada V4 S / V4 S Grand Tour (2024) at 1158 cm³. Ideal for sprocket replacement or gear ratio modification, it easily integrates into standard 525 transmissions.