6 Inch Lift Kit | Diesel | Radius Arm | Vertex | Ford F-250/F-350 Super Duty (05-07)

Give your 2005–2007 Ford F-250/F-350 Super Duty a more aggressive, commanding stance with Rough Country's 6-inch Radius Arm Lift Kit. Engineered to retain factory specifications while boosting performance and durability where it matters most, this kit delivers a lifted, balanced ride for both daily driving and off-road adventures.

Unlike other kits that compromise ride quality, this setup preserves the geometry of all suspension components, keeping factory angles close for predictable handling and a smooth on-road feel while unlocking serious off-road capability.

Key benefits

• Ultra-durable Radius Arms (27 lbs each) with rubber bushings for improved vibration absorption and lasting durability
• 100% bolt-on installation—no cutting, drilling, or special mods required for a faster, cleaner install
• Adjustable alignment cam at the axle for caster adjustment and improved alignment control
• Track bar relocation bracket and drop pitman arm to maintain steering geometry at height
• Adjustable Vertex Shocks deliver a balanced ride for both on-road comfort and off-road performance
• Included lifted coil springs and brake line relocation brackets to support the higher ride height

Kit highlights

• 6-inch radius arm design preserves factory geometry while boosting capability
• All-new components built for durability under demanding daily-driver and trail-use conditions
• 100% bolt-on installation for a time-saving, installer-friendly process

What’s included

• Ultra-durable Radius Arms (27 lbs each) with rubber bushings
• Lifted coil springs
• Brake line relocation brackets
• Adjustable alignment cam at the axle
• Track bar relocation bracket
• Drop pitman arm
• Adjustable Vertex Shocks

Why choose this kit

Designed specifically for 05-07 Ford F-250/F-350 Super Duty diesel models, this 6-inch Radius Arm Lift Kit balances aggressive aesthetics with real-world utility. It enhances ground clearance and capability without sacrificing daily drivability, thanks to geometry-conscious engineering and high-quality components that outperform standard lift setups.

Warranty

This product is backed by Rough Country’s Lifetime Replacement Warranty, providing long-term peace of mind as you tackle rough roads and rugged trails.