JT Sprockets JTA478.40BLK Black Rear Sprocket

Description

JT Sprockets JTA478.40BLK Black Rear Sprocket

The JT Sprockets JTA478.40BLK rear sprocket is designed for 520 chain conversion and standard fitment across multiple Kawasaki supersport models. Its steel construction provides consistent durability, while the CNC-machined tooth profile ensures accurate chain alignment and smooth engagement under performance riding conditions.
The black corrosion-resistant finish maintains dimensional accuracy through varied use, supporting stable drivetrain performance for road and sport applications.

Features:
• Steel rear sprocket suitable for 520 chain conversion models
• CNC-machined tooth profile for precise chain engagement
• Corrosion-resistant black surface treatment
• Stable drivetrain performance under load
• Compatible with Kawasaki ZX-6R, ZX-6RR and ZX-10R models

Fitment:

Kawasaki

ZX-6R Series
• 98-02 → ZX-6R Ninja (G1–G2 / J1–J3) 520 chain conversion
• 02 → ZX-6R Ninja (ZX636 A1P) 520 chain conversion
• 03-04 → ZX-6R / ZX-6RR Ninja (B1–B2 / K1–M1 range)

ZX-10R Series
• 06-07 → ZX-10R Ninja (D6F–D7F) 520 chain conversion