Detroit Axle - Both (2) Front Upper Driver & Passenger Side Control Arm and Ball Joint Assembly for 2007-2011 Dodge Nitro - [2008-2012 Jeep Liberty] - 10-Year Warranty For - 2007-2011 Dodge Nitro - [2008-2012 Jeep Liberty] - 10-Year Unlimited Warranty Complete Control Assembly Arm Pre-Assembled With Bushings, Mounts & Ball Joints (When Applicable) - No additional parts or tools required for installation Detroit Axle Suspension Control Arms are ready to meet the rigorous demands of todays foreign and domestic passenger cars, trucks and SUVs Detroit Axle is a leading supplier of ride control products to OE vehicle manufacturers Nationwide, that expertise translates to Detroit Axle's OE-quality