Skip to content
Enhance load support and stability with advanced leaf spring technology.
The Super Springs Helper Spring Kit is engineered to improve the performance of vehicles equipped with rear leaf springs. This innovative suspension stabilizing system is designed to provide an additional load capacity of 3300 pounds, effectively leveling loads and minimizing body roll by up to 30 percent. Constructed from high-grade SAE5160H steel, these springs are shot peened to relieve stress and enhance durability, ensuring a long service life.
This kit includes two springs and four adjustable shackles, allowing for a customized installation that meets various vehicle needs. The Super Springs system works in conjunction with the original equipment leaf spring assembly, maintaining ride quality while enhancing load support. Installation is straightforward, typically completed in about one hour, making it a practical solution for those seeking to improve their vehicle's handling and stability under load.
Features
- Self-Adjusting Suspension Stabilizing System
- 3300 Pounds Additional Load-Leveling Ability
- Reduces Body Roll Up To 30 Percent Without Compromising Ride Quality
- Works In Conjunction With Original Equipment Leaf Spring Assembly
- SAE 5160H High-Grade Steel
- Shot Peened To Relieve Spring Stress And Extend Product Life
- Adjustable Shackles Allow Installation To Suit Various Needs
- Typical Installation Completed In Approximately One Hour
Specifications
- Manufacturer: Super Springs
- Manufacturer Part Number: SSA47
- Type: Leaf Spring
- Load Capacity: 3300 Pound
- With Air Compressor: No
- Color: Black
- Quantity: Set Of 2
- Pressure Range: Not Applicable
- Material: Steel
- Mounting Type: Axle Mount
- With Bellows: Yes
- With Air Line: No
- With Roll Plate: Yes
- With Valve: No
- Remote Type: Not Applicable
- With Mounting Hardware: Yes
- Estimated Install Time (Hours): 1
Compatibility / Fit
- 2001-2002 Ford E-450 Econoline Super Duty
- 2003-2019 Ford E-450 Super Duty
- 2021-2026 Ford E-450 Super Duty
Technical Documents
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
