JT. Steel Standard 1263 - 428 Output sprocketRef : JTC00293A / 1077215004

Manufacturer reference: JTF1263.15

The JT Sprockets standard steel sprocket 1263 - 428 is a transmission component designed for replacement or gearing adjustment. Made from high-strength steel and CNC machined, this 15-tooth sprocket corresponds to the chain pitch 428 and offers optimized geometry for precise chain engagement.

• Material: steel (high-strength SMC420 alloy)
• Number of teeth: 15
• Chain pitch: 428
• Type/Version: 1263 - Standard
• Machining: CNC for tight tolerances and reliable fit

Suitable for urban, cross, and roadster environments, this sprocket easily integrates into regular maintenance operations: wear replacement or gearing changes to modify acceleration or top speed. Its lightweight design helps reduce unsprung mass while maintaining the robustness needed for daily or sporty use.

Commonly associated models include: YAMAHA R125 (2025), RIEJU RS3 125 (2016), and BETA RE 125 4T MOTARD (2012). Check compatibility with your machine before installation.