DID Standard 520 Chain Natural, JT Front & Rear Sprocket Kit fits Street KAWASAKI EX250-F Ninja 250R 2006-2007 O.E.M. Gearing 14/45

Standard 520 Chain

Color: Natural

Type: 520

Links: 106

Suitable for use up to 250cc

D.I.D chain is used by the factory race teams and is the #1 chain manufacturer in the world.

Solid rollers.

Shot-peened parts.

High cylindrical and roundness accuracy.

Exacting tolerances provide low friction.

Pre-stretched.

Extended riveted bushing “Anti-Kink” design.

Special alloy steel.

Average tensile strength of 6,700 lbs.

JT Aluminum Rear Sprocket

Teeth: 45T

Using the latest generation of computer design and control metal cutting equipment for maximum durability.

Made from the finest C49 high carbon steel or 7075 T6 aluminum.

Front sprockets are made from chromoly SCM420 steel alloy.

All sprockets are heat-treated and hand-finished to meet or exceed the highest possible quality standards.

JT Steel Front Sprocket

Teeth: 14T

Using the latest generation of computer design and control metal cutting equipment for maximum durability.

Made from the finest C49 high carbon steel or 7075 T6 aluminum.

Front sprockets are made from chromoly SCM420 steel alloy.

All sprockets are heat-treated and hand-finished to meet or exceed the highest possible quality standards.