JT Sprockets JTR890.45ZBK Rear Sprocket Black

Description

JT Sprockets JTR890.45ZBK Rear Sprocket Black

The JT Sprockets JTR890.45ZBK rear sprocket is designed for efficient power delivery and long service life in motorcycles using a 520 chain system. Precision manufacturing ensures accurate tooth geometry, supporting smooth chain engagement and consistent drivetrain performance during everyday road use and maintenance cycles.

Constructed from high-grade C49 high carbon steel, this 45 tooth rear sprocket is heat-treated and bead-blasted to reduce surface stress and improve durability. The black zinc-plated finish provides additional resistance to corrosion, making it suitable for varied riding conditions while maintaining reliable rear drive performance.

Features:
• Computer designed tooth profile for strength to weight balance
• Heat-treated construction for durability
• Bead-blasted surface to reduce material tension
• High carbon steel build for wear resistance
• Black zinc-plated finish for corrosion protection
• Designed for 520 chain systems

Specifications:
• Brand: JT Sprockets
• Model: JTR890.45ZBK
• Product type: Rear sprocket
• Chain size: 520
• Tooth count: 45T
• Mounting position: Rear
• Type: Drive
• Material: C49 high carbon steel
• Colour: Black zinc plated
• Units: Each
• MPN: JTR890.45ZBK

Contents:
• Rear sprocket

Compatibility:
• Bajaj Dominar 400 21-23
• Husqvarna Svartpilen 125 ABS 21-24
• Husqvarna Svartpilen 401 ABS 18-24
• Husqvarna Vitpilen 125 ABS 24
• Husqvarna Vitpilen 401 ABS 18-24
• KTM Adventure 390 ABS 20-24
• KTM Adventure SW 390 ABS 23-24
• KTM Duke 125 ABS 14-24
• KTM Duke 200 12-23
• KTM Duke 200 ABS 13-14
• KTM Duke 390 ABS 13-24
• KTM RC 125 ABS 14-24
• KTM RC 200 ABS 14-21
• KTM RC 390 ABS 14-24
• KTM RC 390 R ABS 19-19