The ReadyLIFT Rear Round U-Bolt Kit for 2025 GM Silverado/Sierra 1500 trucks is a specialized heavy-duty hardware package designed for vehicles requiring round-style U-bolts. This kit is an essential component for owners looking to adapt or upgrade a wide range of 2019-2024 ReadyLIFT "Big Lift" suspension systems to fit the 2025 model year configurations. Engineered to provide the high-strength clamping force necessary for large lift heights, these U-bolts ensure a secure connection between the rear axle and the leaf springs.

Features

• Heavy-duty round-style rear U-bolts specifically engineered for the 2025 GM 1500 chassis.
• Enables the upgrade of numerous 2019-2024 ReadyLIFT "Big Lift" kits to fit 2025 vehicle applications.
• Optimized for the high-load demands of vehicles equipped with significant rear lift heights.
• Includes all necessary heavy-duty nuts and washers for a complete hardware replacement.
• Provides critical structural security and maintains axle alignment on highly lifted trucks.

Notes

• A professional wheel alignment is required after installation to ensure optimal tire wear and handling.
• Headlamp aim must be checked and adjusted for safety following the installation of any lift components.
• Advanced Driver Assistance Systems (ADAS) should be recalibrated to maintain proper monitoring and function.
• Installation by a certified mechanic is recommended to ensure all fasteners are torqued to factory specifications.
• Compatible Lift Kits - 44-32420, 44-32620, 44-39420, 44-39605, 44-39615, 44-39620, 44-39805, 44-39810, 44-3965

Compatibility Notes

• Fits 2025 Chevrolet Silverado and GMC Sierra 1500 models requiring round U-bolts.
• Specifically designed to adapt a wide variety of 2019-2024 "Big Lift" part numbers for 2025 fitment.
• Will not fit vehicles equipped with Mono-leaf spring applications.

Specs

• Type: Round Rear U-Bolt Kit.
• U-Bolt Length: 32-inch kit.
• Kit Contents: Four (4) Round U-Bolts with mounting hardware.