Hellwig offers a variety of helper springs for Isuzu vehicles including hombre, trooper and pickup.
Constant rate hellwig springs like the EZ Series or Sport series will give you additional load capacity all of the time, loaded or not. Progressive rate springs such as the pro series, will adjust to the load in your vehicle, making for a hassle free, enjoyable ride.
Medium Duty Springs
Hellwig springs for Isuzu offer medium duty helper spring models which are suited for light to medium strength loads for Isuzu trucks. This mid level line includes the EZ-550, EZ-990, EZ-1000 and LP-15. The LP-15 is the only one of these springs that is progressive, however, the EZ-990 and others can be adjusted manually by the u-bolts.