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2021 Ford F-350 Super Duty Suspension Lift Kit 8 Cyl 7.3L Rough Country

4.5 on 58 ratings
  • Features:
    • Easy Bolt-On Installation
    • Increased Ground Clearance
    • Levels The Front With The Rear Of The Vehicle
    • Includes Durable Radius Arms
    • Fabricated Blocks Are Stronger And Offer A Longer Lifespan Than Cast Blocks
    • Specially Designed Anti-Axle Wrap Rear Blocks Maintain Stock Ride Quality While Eliminating Common Lift Block Problem
  • Superior Ride Quality. Take your 4th Ford Super Duty to new heights with RC's 6- in. Radius Arm Coilover Conversion Suspension Lift! This all-inclusive kit comes with everything you need for a total transformation of your truck. Run up to 37in tires while preserving the smooth, factory ride quality with this impressive upgrade. When changing a vehicles suspension, the key to preserving ride quality is keeping the geometry of all suspension components as close to their factory angles as possible. RC new 6- in. Radius Arm Suspension Lift features a set of ultra-durable Radius Arms, precision fit to bolt right into the factory mounts for an easier install and a more factory-like angle. At 27 lbs. each, these beefy, upgraded Radius Arms dwarf stock equipment and feature durable Clevite Rubber Bushings for maximum vibration absorption. RC's 6 in. Radius Coilover Conversion Lift Kit features top-mounted reservoir brackets and coil-over mounts constructed from 1/4- in. steel. Utilizing this conversion kit youre removing the factory independent coil shock and coil set-up and replacing it with a massive 2.5in piston, nitrogen-charged, 8-stage adjustable Vertex Coilover. RCs Vertex Coilovers feature a monotube design with an external reservoir for increased oil capacity and damping sensitivity. When it comes to investing in a high-end kit, you'll be pleased to find that RC's 2.5in piston design is beefier and offers an impressive 56% greater fluid capacity than the average reservoir shock. Each kit is paired with a monotube shock that provides optimal damping control. Requiring cutting and drilling to install. This full kit can be installed at home and can be completed efficiently and quickly! RC's 6- in. Radius Arm Coilover Conversion Suspension Lift Kit is backed with a limited lifetime replacement warranty towards manufacturer defects. As such, is protected from structural and workmanship damage after the date of purchase.

Additional Fitment Information:
Vehicle Block CC Engine Drive Type CID
2021 Ford F-350 Super Duty V 7292 8 Cyl 7.3L 4WD 445
Brand Rough Country
Part # 51258
Condition New
Warehouse C
Rough Country

F-350 Super Duty Rough Country Suspension Lift Kit 51258 2021 Ford
  • 6 in. Lift; Radius Arm; Overloaded; V2 Coilover Shocks
  • Suspension Lift Kit w/Shocks; 6 in. Lift; Radius Arm; Overloaded; V2 Coilover Shocks;
  • Suspension Lift Kit w/Shocks

    • General

    Lift/Drop Height
    6.5 In.
    WARNING CA Proposition 65
    No
    Information on technical characteristics, the delivery set, the country of manufacture and the appearance of the goods is for reference only and is based on the latest information available at the time of publication.

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