JT Rear Sprocket Steel 42T for 520 Chains - High-Quality Japanese 545C Steel

The JT Rear Sprocket Steel 42T (Part Number: JTR853.42) is engineered for durability and performance in motorcycle applications. Crafted exclusively from premium Japanese 545C high carbon steel, this sprocket offers exceptional strength and longevity. It is designed to withstand rigorous riding conditions, making it an ideal choice for enthusiasts seeking reliable drivetrain components.
Each sprocket is heat treated and hand finished to meet or surpass original equipment manufacturer (OEM) standards, ensuring precise fit and optimal functioning. The superior manufacturing process results in a sprocket that outlasts mild steel or surface-hardened alternatives by two to three times, providing excellent value and extended service life. Featuring a 48-tooth rear gear and compatible with 530 chain pitch, it delivers smooth power transfer and efficient operation.
This sprocket is suitable for various motorcycle models requiring a 42-tooth steel rear gear for 520 chains. Its high-quality construction and attention to detail make it a dependable upgrade or replacement part to maintain peak performance. Whether rebuilding or enhancing your bike’s drivetrain, the JT Rear Sprocket Steel 42T ensures durability, precise engagement, and long-lasting performance.

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

• All sprockets have 530 chain pitch