2004-2020 F-150 5.5" Rear Block Kit (66-2555) tie-down-rail this varied between models

this varied between models

This ReadyLift kit is 100% bolt-on and requires no cutting

These High Clearance Radius Rods are direct bolt-ons

Part Number: HP10337

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2004-2020 F-150 5.5" Rear Block Kit (66-2555) tie-down-rail this varied between modelsDescription If you need to add a slight rake back into your pickup, the last thing you should be doing is stacking blocks; this can cause severe damage and is incredibly unsafe. ReadyLift offers a wide variety of rear lift blocks so you can safely add the appropriate amount of height to your truck. Based on OEM designs and made from cast iron, these blocks are durable, easy to install, and make a great tow package upgrade. Part Number: 66 2555