Description
Carli Suspension
Front Leaf Spring Kit – 2008-10 Ford F250/F350 4×4 – 3in Lift – For 4.5in System
The Carli Suspension Front Leaf Spring Kit is designed in partnership with Deaver Leaf Springs to transform the ride quality and performance of your Super Duty. Built as a full progressive spring pack, this system replaces the harsh factory leaf configuration with a more refined design that delivers smoother ride characteristics and significantly increased suspension travel.
Featuring a 9-leaf main pack paired with a 3-leaf overload, this setup provides excellent spring rate progression. The result is a soft, compliant ride when unloaded, while still maintaining impressive load-carrying capability as the suspension compresses. Engineered to pair perfectly with Carli 4.5-inch systems, this spring pack enhances performance on the highway, off-road, and while towing.
Key Features:
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Full progressive, block-eliminating spring pack design
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9-leaf main pack with 3-leaf overload for improved spring rate progression
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Provides approximately 3″ of lift with a slight rear-high stance on 4.5″ systems
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Supports up to 15″ of wheel travel for increased off-road capability
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“Light” 3/4-ton capacity with full capacity achievable using long travel airbags
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Center pin relocated to accommodate up to 38″ tires (37″ recommended)
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Delivers smoother suspension cycling across all driving conditions
Includes:
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Full progressive leaf spring pack
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New U-bolts
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Rear bump stop drops
Notes:
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Designed for 2008–2010 Ford F250/F350 4×4 models
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Compatible with 3.5″ axle tube
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Professional installation is recommended
Vehicle Fitment:
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2008–2010 Ford F-250 Super Duty
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2008–2010 Ford F-350 Super Duty
SKU: CS-FFSP-08






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