ReadyLift - 4.0" Tall Flat Block (2-pc Drive Shaft) - Ford Super Duty 2017-2026

The ReadyLift 4" suspension (part number 66-2741) is built for the 2017-2026 Ford F-250/F-350 Super Duty. ReadyLift is one of the most trusted names in leveling and lift kits, engineered to give your truck a level or lifted stance and room for larger tires while keeping the factory ride. TCcustoms is an authorized ReadyLift dealer.

Details

ReadyLIFT OEM-style rear block kits are now available for 2017-2026 Ford Super Duty model-specific applications. These 4.0" fabricated steel Flat Rear Block Kits include two (2) rear blocks, billet drive line spacer, four (4) long e-coated u-bolts and eight (8) nuts and washers. Based on OEM designs and never made out of light weight extrusions, our 4" 2017-2026 Ford Super Duty Tapered Rear Blocks have Integrated OEM style bump stops.

ReadyLIFT Block Kits will put a slight rake back in your truck for hauling or towing and are designed to work with your ReadyLIFT Suspension Leveling Kit. In fact, these blocks are the ideal Tow Package upgrade for not only for stock-height vehicles but lifted or leveled trucks too! Like all ReadyLIFT products these block kits come with our Limited Lifetime Warranty.

NOTE: 66-2741 4" block is for use on 2017-2026 Ford F250 Super Duty 4WD trucks with 2-piece drive shaft. Lift height will vary depending on what factory block your truck has. NOTE: Not for use on 2019-2026 F350. NOTE: The lift blocks in this kit are not designed to work with aftermarket or factory add-on air spring/load leveling kits that attach to the bump stop tangs. Use of this type of air bag system will void all block warranties and can cause failure of the block bump stop tang.

Kit components

(2) Flat rear lift blocks with drive line spacer,new longer u-bolts and nuts.

Fitment

• Vehicle: 2017-2026 Ford F-250/F-350 Super Duty
• Model year(s): 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
• Model(s): F-250, F-350
• For trucks with a 2-piece drive shaft.

Safety and installation notes (from ReadyLift)

SAE J2492 Warning: By installing this product, you acknowledge that the suspension of this vehicle has been modified. As a result, this vehicle may handle differently than factory-equipped vehicles. As with any vehicle, extreme care must be used to prevent loss of control or rollover during sharp turns or abrupt maneuvers. Always wear seat belts, and drive safely, recognizing that reduced speeds and specialized driving techniques may be required. Failure to drive this vehicle safely may result in serious injury or death. Do not drive this vehicle unless you are familiar with its unique handling characteristics and are confident of your ability to maintain control under all driving conditions. Some modifications (and combinations of modifications) are not recommended and may not be permitted in your state. Consult your owner's manual, the instructions accompanying this product, and state laws before undertaking these modifications. You are responsible for the legality and safety of the vehicle you modify using these components.

Installation alignment note: Your vehicle may require alignment after product installation. You may incur additional costs to align the vehicle.

Installation headlamp aim note: In addition to your vehicle alignment, for your safety and others, it is necessary to check and adjust your vehicle headlamps for proper aim and alignment after product installation. You may incur additional costs to adjust the headlamp system.

Installation ADAS note: If your vehicle is equipped with active or passive safety/collision monitoring and/or assistance/avoidance systems including, but not limited to, camera- or radar/sonar-based systems, check and adjust your vehicle's systems for proper aim and function after product installation. In some instances, your vehicle may require OEM dealer service tools and factory-trained technicians to re-calibrate ADAS. You may incur additional costs to adjust ADAS systems.

Do it yourself: Please read instructions thoroughly and completely before beginning installation. Installation by a certified mechanic is recommended. ReadyLIFT Suspension Inc. is NOT responsible for any damage or failure resulting from improper installation.

WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov/product

Installation

ReadyLift estimated installation time: 1 Hours +/- 0.5 hours (excluding alignment and wheel/tire assembly). TCcustoms installs ReadyLift kits at both our Bessemer and Pell City, Alabama shops. Contact us to schedule installation, or we can ship your kit anywhere in the country.

Fits: 2017-2026 F-250, 2017-2026 F-350

Every order gets a human fitment check before it ships. If something looks off for your truck, we call you first.