Timbren Suspension Kits (SES Kits) are designed to enhance the suspension of your vehicle. Easiest to use: Rubber cushions absorb road shocks and automatically adjust to uneven loads or road conditions. Easiest to maintain: There are no airlines or fittings to allow leaks. Simply bolt the kit on and you are set for a lifetime of trouble free suspension.Easiest to install: There are no holes to drill, no airlines to route and SES Kits can be installed in a matter of minutes using basic hand tools. The softer ride quality of todays trucks and the mediocre suspensions found on most trailers can cause excessive trailer sway, instability and suspension settling.Timbrens high performance suspension packages will ensure added safety and peace of mind.Installation InstructionsThis Part Fits: Year Make Model Submodel 2009-2010 Dodge Ram 1500 Laramie 2009-2010 Dodge Ram 1500 SLT 2009-2010 Dodge Ram 1500 Sport 2009-2010 Dodge Ram 1500 ST 2009-2010 Dodge Ram 1500 TRX 2009-2010 Dodge Ram 1500 TRX4 2011-2017,2019-2023 Ram 1500 Big Horn 2012-2017 Ram 1500 Express 2013-2016,2022-2023 Ram 1500 HFE 2011-2023 Ram 1500 Laramie 2014-2015 Ram 1500 Laramie Limited 2011-2019 Ram 1500 Laramie Longhorn 2015-2019,2022-2023 Ram 1500 Limited 2022-2023 Ram 1500 Limited Longhorn 2014-2017,2019-2023 Ram 1500 Lone Star 2011-2016 Ram 1500 Outdoorsman 2013 Ram 1500 R/T 2015-2023 Ram 1500 Rebel 2011-2018 Ram 1500 SLT 2014-2018 Ram 1500 Special Service 2011-2018 Ram 1500 Sport 2011-2012 Ram 1500 ST 2011,2013-2023 Ram 1500 Tradesman 2022 Ram 1500 TRX 2020-2022 Ram 1500 Classic Express 2020-2022 Ram 1500 Classic SLT 2019 Ram 1500 Classic Special Service 2020-2023 Ram 1500 Classic Tradesman 2020-2023 Ram 1500 Classic Warlock