Firestone Ride-rite Firestone Ride-rite AIR Helper Spring - 6397

Keep The Vehicle Level, Level Off-Center Loads, Reduce Suspension Fatigue, Air Adjustments Improves The Ride, Reduce Bottoming Out, Increase Vehicle Stability. RideRite heavy duty air helper spring kits provide up to 5000 lbs. of leveling capacity while improving vehicle stability. Air Bag Type:Double Convoluted;Air inlet Size:1/8 NPT;Mounting Type: (1) 5/8 inch-18 combo stud top, (1) 3/8 inch-16 blindnut bottom;Ma;California Residents: WARNING