HIGH QUALITY TORQUE COMPLETE AIR HELPER KIT FOR PICKUP TRUCKS – TR2407AS - Load leveling capacity by reducing bottoming out - Reduces suspension fatigue and tire wear - Provides a better overall and steering control KEY FEATURES OF TORQUE AIR SPRINGS: - Easy to identify part number permanently engraved on the rubber. - 4.5-5.00mm trick rubber that exceeds OEM requirements. - 25% stronger 4140 grade steel studs. - Stronger composite pistons. - Highest leak test ratio after final assembly. REPLACES: Firestone Ride-Rite: 2407. FOR FOLLOWING VEHICLES (FOR REAR ONLY): - 2005-2019 Toyota Tacoma Prerunner (2WD only) - 2005-2019 Toyota Tacoma (4WD Only) FITMENT - Fits the following years 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 REPLACE - This air helper spring kit is direct OEM replacement to Firestone Ride Rite W21-760-2407 which is suitable for 2005 - 2023 model Toyota Tacoma pickup trucks with 4-wheel drive and Prerunner with 2-wheel drive INSTALLMENT - Bolt-on installation with no frame drilling required. You can easily install the air bag kit yourself. The brackets in the kit are No-Drill required. Since the kit comes with all bolts and nuts needed for the installation, you can attach the frames with them. The kit also has an installation manual including all the instructions step by step. QUALITY - It is designed to maximize the vehicle's safe load-carrying capacity, stability, ride quality and brake effectiveness. TORQUE air helper springs provide load support through the use of air pressure that can be adjusted for changing loads. They enhance the ride by reducing inter-leaf friction. It helps steering control and braking effectiveness. It softens contact between the axle and the frame to reduce bottoming out. INCLUDE - 2 pcs of air bags, all brackets, installation manual, bolts and nuts you need for installation, inflation valves, elbow fittings, and tubing.