JT Rear Sprocket Steel 42 Tooth for 520 Chain - Husqvarna, KTM, and More (Part JTR897.42SC)

The JT Rear Sprocket JTR897.42SC is designed for high-performance motorcycle applications, providing durability and precision for demanding riders. Crafted exclusively from premium Japanese 545C high carbon steel, this sprocket ensures exceptional strength and longevity under harsh riding conditions. Each sprocket is heat treated and meticulously hand finished to meet or surpass original equipment manufacturer (OEM) standards, guaranteeing a reliable fit and optimal performance. Its robust construction allows it to outlast standard mild steel or surface-hardened sprockets by two to three times, offering excellent value and extended service life for your motorcycle.
Featuring OEM gearing specifications with a 48 Tooth rear and 21 Tooth front, this sprocket is compatible with various off-road and dirt bikes that utilize a 530 chain pitch. The 42-tooth count strikes a balance between acceleration and top speed, making it suitable for a wide range of riding styles. The high-quality materials and precise manufacturing process ensure smooth power transfer and reduced wear over time, even under aggressive riding conditions. Whether you're replacing worn-out components or upgrading for enhanced durability, the JT JTR897.42SC rear sprocket delivers consistent performance and reliability. Proper installation and maintenance will help ensure your motorcycle maintains optimal chain alignment and drivetrain efficiency, critical for peak performance on trails, motocross, or adventure riding.

Features:

• Top quality at economical prices

• Made exclusively from the finest Japanese 545C high carbon steel

• Heat treated and hand finished to meet or exceed OEM standards

• Outlasts mild steel or surface hardened sprockets by two to three times

• OEM gearing: 48 Tooth rear, 21 Tooth front

• Designed for 530 chain pitch