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GM 8.5/8.6 10 Bolt 3.73 OE Ring & Pinion
SKU: GM8.5-373-OE
Original Factory gear for GM 8.5"/8.6" in a 3.73 ratio. OEM gears are recommended for quiet applications where noise may be an issue. Factory gears are the quietest application available on the market and often come at a higher cost. Factory gears come with a one year warranty against defects.
