2025 GM 1500 Rear U-bolts SST Big Lift Kits (67-35142UB)

The ReadyLIFT Round U-Bolt Kit for 2025 GM Silverado/Sierra 1500 trucks is a specialized hardware package designed specifically for vehicles requiring round-style U-bolts. This kit is a vital component for upgrading 2019-2024 ReadyLIFT suspension systems to be fully compatible with 2025 model year configurations. Engineered to provide the high-strength clamping force needed for both SST and Big Lift heights, these U-bolts ensure the rear axle remains securely fastened to the leaf spring assembly under all driving conditions.

Features

• Heavy-duty round-style rear U-bolts designed specifically for the 2025 GM 1500 chassis.
• Facilitates the upgrade of existing 2019-2024 ReadyLIFT kits to fit 2025 vehicle applications.
• Versatile design compatible with lift heights ranging from SST leveling kits to Big Lift systems.
• Constructed from high-grade steel for maximum durability and resistance to stretching.
• Includes all necessary heavy-duty nuts and washers for a complete rear hardware overhaul.
• Provides essential structural security for the rear suspension on lifted trucks.

Notes

• A professional wheel alignment is required after installation to ensure proper tire wear and handling.
• Headlamp aim must be checked and adjusted for safety following any changes to ride height.
• 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 proper specifications.

Compatibility Notes

• Fits 2025 Chevrolet Silverado and GMC Sierra 1500 models requiring round U-bolts.
• Works with specific ReadyLIFT part numbers to adapt 2019-2024 products for 2025 fitment.
• Will not fit vehicles equipped with Mono-leaf spring applications.

Specs

• Type: Round Rear U-Bolt Kit.
• Material: High-Grade Steel.
• Kit Contents: Four (4) Round U-Bolts with heavy-duty nuts and washers.