Supersprings SSA39

Helper Spring Kit; SuperSprings; For Use With 2007-2011 GMC W3500/W4500/W5500 Leaf Spring Design; Rear Upper; 3 Inch Width; 6000 Pound Load Capacity Per Set (Not To Exceed The Gross Vehicle Weight Of The Vehicle); Steel; With 2 Springs and 4 Shackles/ 2 Poly Spring

SuperSprings are a simple, bolt-on, steel helper spring that eliminates rear-end sag and stabilizes sway And body roll. Built from high-grade shot peened steel, this suspension solution allows you to load up without sacrificing your ride quality. The SuperSpring design features a patented roller shackle on each end that allows for self-adjustment as weight is changed. This is particularly helpful as you add water, tools or heavy gear to your vehicle.

• Type: Leaf Spring
• Load Capacity: 6000 Pound
• With Air Compressor: No
• Color: Black
• Quantity: Set Of 2
• Pressure Range: Not Applicable
• Material: Steel
• With Bellows: No
• With Air Line: No
• With Roll Plate: No
• With Valve: No
• Remote Type: Not Applicable
• With Mounting Hardware: No

Features & Benefits

• Requires No Maintenance
• 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
• Limited Lifetime Warranty