Coil-Rite Rear Air Helper Spring Kit System Type:In Coil;Load Capacity:500 lbs per pair;Bag/Spring Type:Coil Type Bag;Installation Type:No Drilling Required;Inflation Method:Manual Inflation;Optional Compressor and Gauges sold separately;Height Sensor Optional or Included?:Not Compatible;Lift kit compatible?:No TOYOTA 4RUNNER BASE LIMITED SR5 1996 1997 2.7L 3RZFE (2694cc) 3.4L 5VZFE (3378cc) GAS Firestone Ride-Rite Firestone Ride-Rite Coil-Rite Rear Air Helper Spring Kit - 4123 4123 Suspension Load Leveling Kit