The JT Sprockets JTF1905.13 is a 13-tooth front drive sprocket designed for use with 85cc motocross bikes from KTM, Husqvarna, and Gas Gas. Engineered for durability and performance, it is suitable for bikes using a 428 chain.

Features

• Precision-engineered for motocross performance

• Direct OEM replacement

• Compatible with 428 chain systems

Specifications

• Tooth Count: 13

• Chain Size: 428

• Sprocket Type: Front drive

Cross-Reference OEM Part Numbers

• JTF1905.13

Vehicle Fitments

• 2021–2023 Gas Gas MX85

• 2019–2023 KTM SX85

• 2018–2023 Husqvarna TC85