The Hellwig Special Design underslung helper spring for 2000–2005 Ford Excursion (2WD/4WD) increases level-load capacity and stability by mounting beneath the factory leaf pack. The Silent Support System and adjustable design boost load-carrying ability—market copy cites up to 2,000 lb. level load capacity—while preserving body clearance. The bolt-on kit is tunable for uneven loads and includes a Limited Lifetime Warranty.
Hellwig 00-05 Ford Excursion 2/4 WD Single Leaf Underslung EZ 990 Helper Spring Kit