COMPATIBILITY – Fits 2011-2018 Ram 1500; 2012-2012 Ram 1500; 2019-2021 Ram 1500; 2019-2023 Ram 1500 Classic; 2009-2010 Dodge Ram 1500 GET THE RIGHT PART -- Before purchasing, please check the “Amazon Confirmed Fit” bar to ensure this part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes. If the “Amazon Confirmed Fit” bar has an “i” in a blue circle, this product has additional notes. Please hover over the “i” on the bar to see notes before making your purchase IMPROVES STABILITY -- ASD (Acceleration Sensitive Damping) valving technology adjusts to impacts, reducing roll and dive for vehicles with a higher center of gravity EXCEPTIONAL HANDLING -- Full displaced valving, tuned specifically to each vehicle, adjusts to road extremes while the larger bore provides more efficient damping control to provide consistency and a smooth ride CONSISTENT RIDE -- OE all-weather fluid contains special additives to assist with extreme temperatures and help reduce oil breakdown while larger reserve tube holds more fluid to run cooler CONTROL AND DURABILITY -- Fluon-banded piston provides consistent sealing between piston and pressure tube for better control and increased durability IMPROVES PERFORMANCE -- Nitrogen gas charge maintains tire-to-road contact for improved ride and handling by reducing aeration BUILT TO LAST -- Self-lubricating fluid seal retains gas and reduces excessive friction against the piston rod to help reduce premature wear BUY WITH CONFIDENCE -- Comes with Monroe's Limited Lifetime Warranty and exclusive Feel the Difference Guarantee