2009 Jeep Wrangler Ring and Pinion Set Unlimited Sahara - 4WD - Dana 44, JK Rear - Ring and Pinion Gear Set - 3.21 Ratio - 24 Spline Pinion - Double Drilled for 7/16 in. & 1/2 in. Ring Gear Bolts - Rear guaranteed to replace your current 2009 Jeep Wrangler Ring and Pinion Set Unlimited Sahara - 4WD - Dana 44, JK Rear - Ring and Pinion Gear Set - 3.21 Ratio - 24 Spline Pinion - Double Drilled for 7/16 in. & 1/2 in. Ring Gear Bolts - Rear. 2009 Jeep Wrangler Ring and Pinion Set comes new OEM 2009 Jeep Wrangler Ring and Pinion Set aftermarket new 2009 Jeep Wrangler Ring and Pinion Set of remanufactured 2009 Jeep Wrangler Ring and Pinion Set Unlimited Sahara - 4WD - Dana 44, JK Rear - Ring and Pinion Gear Set - 3.21 Ratio - 24 Spline Pinion - Double Drilled for 7/16 in. & 1/2 in. Ring Gear Bolts - Rear.