Part: JT X-Ring Chain/Sprocket Kit 17-39 Tooth 520 Pitch Conversion Sprocket Material Front-Rear: Steel-Steel Tooth Count Front-Rear: 17-39 Part Number Front: JTF1423.17 Part Number Rear: JTR486.39 Included Chain Length-Pitch: 520-112 Chain Type: X-Ring!! Chain Conversion Kits: This kit may be a conversion kit for certain models. Please consult your owner's manual or look in our Application list below to see if the OEM chain pitch matches the chain pitch specified in the description above. If the pitches do not match then this is a conversion kit. Chain Length: The length of the chain provided with this kit is calculated based on factory specifications that are supplied to us.
We make no guarantees that these specifications or chain length is 100% accurate. In some cases the chain may need to be shortened. Always consult the owner's manual.Rear Sprocket Color: The color of the rear sprocket MAY be black or silver. We have no control over this. We sell only what we have in stock and the sprocket may be black OR silver. JT Front sprockets are manufactured from SCM420 chromoly steel alloy. JT steel rear sprockets are manufactured using C49 high carbon steel. Comes with clip style master link. Average tensile strength of 8,500 lbs. Comes with rivet style master link. Average tensile strength of 9,000 lbs. Average tensile strength of 9,700 lbs. Q4 seal ring offers 1.5-2.0 times longer wear resistance and less friction compared to regular O-Ring sealed chains. "Round rivet heads" offer superior rigidity over 2 or 4-point (quad-staked) riveting. Always check the OEM tensile strength recommendation for your application. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Drivetrain & Transmission\Chains, Sprockets & Parts". The seller is "jawzys" and is located in this country: US. This item can be shipped worldwide.