JT Rear Sprocket Steel 37T for 420 Chain - Part Number JTR212.37

The JT Rear Sprocket Steel 37T for 420 chain is engineered for durability and performance in demanding applications. Crafted exclusively from high-quality Japanese 545C high carbon steel, this sprocket offers exceptional strength and longevity. It is heat treated and meticulously hand finished to meet or surpass original equipment manufacturer (OEM) standards, ensuring reliable operation and extended service life. Designed to outperform mild steel or surface-hardened sprockets, this component can last two to three times longer, making it a cost-effective choice for heavy-duty use. The OEM gearing features a 48-tooth rear and 21-tooth front configuration, optimized for efficient power transfer and smooth operation. All JT sprockets utilize a 530 chain pitch, compatible with a wide range of chain-driven machines. Whether replacing worn components or upgrading your system, this sprocket provides a high-performance, long-lasting solution that maintains the integrity and efficiency of your drivetrain.

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 two to three times over

• OEM gearing is 48 Tooth rear and 21 Tooth front

• All sprockets have 530 chain pitch