Complete Assembly - This assembly includes two chain plate guides complete with rear chain sprocket and freewheel mechanism for versions 22+ of the Razor MX500, versions 15+ of the Razor MX650, and versions 1+ of the SX500
Compatibility - Our chain plate guide is designed for the Razor MX500, MX650, SX500 mini-bikes and Razor RSF350/RSF650 Electric Bikes. Please note the included freewheel will NOT fit the smaller MX350 and MX400
Specifications - The rear sprocket features an 80 tooth design and is compatible with the #25 chain. The outer chain guide measure 7" in diameter and comes preassembled on the sprocket and freewheel
Manufacturer Part Number - Compatible Part Numbers - Razor: W15165070142, W15128199013
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