JT. Steel Standard 518 - 630 Output sprocketRef : JTC00399A / 1077413001

The JT Sprockets JTF518.13 sprocket is a part designed for replacement or gear ratio changes on roadsters equipped with a 630 chain pitch. Designed for use on primary transmission, this standard steel 518 sprocket offers a reliable solution when you need to reassemble the chain after maintenance or adjust the gearing for your setup.

• Brand: JT SPROCKETS — manufacturer reference JTF518.13
• Material: steel (high-strength SMC420 alloy)
• Number of teeth: 13
• Type / pitch: 518 sprocket compatible with 630 chain
• CNC machining for precise geometry and consistent finish
• Version: standard (classic profile for original mounting)

Compact and designed to integrate into the rolling chassis of roadsters, this JT sprocket prioritizes durability and machining repeatability over gimmicks. It fits many classic and modern models; among the common applications are the SUZUKI GSX 1100 ES (1986), KAWASAKI GPZ 750 (ZX750A, 1985), and SUZUKI GSX 1100 EF (1986). Check the exact compatibility with your registration document and manufacturer documentation before purchase.