The Renthal 428-50P rear sprocket is designed for 2025 KTM, Husqvarna, and GasGas 85 models requiring reliable power transfer and reduced rotating weight. Constructed from high-strength, specially enhanced 7075-T6 aluminum, this sprocket is approximately 33% lighter than a comparable steel sprocket, helping reduce unsprung weight without sacrificing the strength needed for demanding powersports use.
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