This JT 37T rear sprocket is the stock replacement size for the KLX110 02 models and is an optional size for the following models: Z125, KLX110 03-09 & KLX110L 10-present.

Using only the finest raw materials and using cutting edge technology in their production, the JT Sprocket range gives you the ultimate in replacement sprockets at unbeatable value. JT Steel Sprockets are manufactured using only the finest grade of C49 high carbon steel for the rear sprockets, and SCM420 chromoly steel alloy for the front sprockets. Heat treated and hand finished to perfection, all JT sprockets meet or exceed the highest possible quality standards set for the motorcycle industry.

JT Sprockets is the world’s leading manufacturer of aftermarket sprockets, constantly raising the industry’s standards for quality and service. They are committed to supplying the most durable, best quality sprocket available in the marketplace worldwide. This is why JT Sprockets produce and sell more sprockets than all the other aftermarket brands combined.