Description
The Renthal® Ultralight™ 420 Rear Sprocket, featuring 50 teeth, is CNC machined from premium 7075-T6 aluminum for superior strength and lightness. This limited edition hard anodized chainwheel is 66% lighter than steel, offering improved performance and exclusive style. Used by top Renthal® riders, it provides precise fitment, optimal load dispersion, and maximum power transfer. Finished in silver, this sprocket is designed specifically for the 2025 KTM 65 SX and stands out both on and off the track.
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