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25 thread pitch for a seamless installation
enabling custom paint matching of the bezel to your truck’s body color
Vehicle-specific upper mount includes a composite bushing that isolates noise and vibration
Lifts and levels the stance with clearance for oversized wheels and tires
A professional alignment is required after installation to ensure proper tire wear and steering geometry
1997-2026 E-450 Superduty Special Design Helper Spring Kit (9640) perfomance-turbo 25 thread pitch for aThe Hellwig LP 35 Helper Spring set the standard for all other aftermarket helper springs. Featuring a Fulltime Spring Rate design it is the workhorse of the Hellwig Spring line. This is ideal for fleet applications or vehicles that consistently carry a heavy load day in and day out. Features 1 ton applications Easy Installation Install Kit Required (see Load Pro installation kits) Level Load Capacity up to 3500lbs Tunable Specifications Color Finish:
