The Jeep Liberty Wrangler 3.7L 2002-2012 Rod Main Bearing Kit by Enginetech is designed specifically for these vehicle models. This bearing kit includes 8 pieces and features a manufacturer part number of BB123J/BC200J. With this high-quality kit, you can ensure that your Jeep's engine is properly lubricated and supported, ultimately leading to a smoother and more reliable performance on the road.std std size