JT SPROCKETS FRONT SPROCKET JTF428 YAMAHA YZ / SUZUKI RM 80 1978-1980

JT Sprockets JTF428 Front Sprocket for Yamaha YZ 80 / Suzuki RM 80 1978-1980

The JT Sprockets JTF428 front sprocket is specifically designed for Yamaha YZ 80 and Suzuki RM 80 models manufactured between 1978 and 1980. Made from hardened C45 steel, it is ideal for restorations and off-road use, ensuring a precise fit and high wear resistance.

Manufactured using CNC machining for strict tolerances, its lightweight profile is optimized for performance and durability on classic bikes. Compatible with 428 chain, it guarantees reliable power transmission for these specific models.

• Front sprocket in hardened C45 steel
• CNC machined for strict tolerances
• Lightweight performance profile
• Fully compatible with 428 chain
• Dedicated fitment for Yamaha YZ 80 and Suzuki RM 80 (1978-1980)

• Increased wear resistance
• Accurate fit for classic bikes
• Performance and durability in off-road conditions