Note: Any Free Shipping Promotion is Valid to the 48 contiguous states. for Alaska, Hawaii, Puerto Rico, Guam,Virgin Islands and Samoa, extra shipping fee will be charged. Fitment: For Ford F-150 FX4 For Half-Ton 2004-2014 F-150 for Harley-Davidson Edition 4WD, For Half-Ton 2006-2008 F-150 for King Ranch 4WD, For Half-Ton 2005-2014 F-150 Lariat 4WD, For Half-Ton 2004-2014 F-150 Lariat Limited 4WD, For Half-Ton 2011 F-150 Limited 4WD, For Half-Ton 2013-2014 F-150 for Platinum 4WD, For Half-Ton 2009-2014 F-150 STX 4WD, For Half-Ton 2004-2014 F-150 XL 4WD, For Half-Ton 2004-2014 F-150 XLT 4WD, For Half-Ton 2004-2014 F-150 XTR 4WD, For Half-Ton 2008 Package Includes: 2x Air springs Air lines Schrader valve Mounting Bracket Hardware Just as picture showed Load-leveling Capacity: up to 5,000 lbs Placement: Rear Feature: Keep proper ride height Replace your factory jounce bumper Reduce bouncing at the rear of vehicle when towing Stop vehicle’s main springs from sagging (due to constant load compression) When towing / hauling heavy loads,air springs raise safety /comfort working with your suspension Two adjustable secondary air helper springs can add up to 5,000 pounds of leveling capacity per axle for vehicles with leaf springs Notice: Instructions Are Not Included We Recommend Professional Installation For any questions,please contact us freely. Condition: 100% brand new Warranty: 1-year warranty for any manufactured defect Accessories: You will get exactly as shown in the picture above Our brand is maXpeedingrods, all products made in our own factory with more than 10 years experience