OAUTOO 240-Piece Body Bolt & U-Nut Kit for Ford GM Chrysler — 19 Sizes, Vehicle-Grade Fasteners

OAUTOO 240-piece body bolt and U-nut assortment provides a complete, vehicle-grade replacement set for common exterior and underbody fasteners on Ford, GM, and Chrysler models.

This comprehensive kit gathers 19 widely used sizes of body bolts and matching U-nuts so you can replace missing, corroded, or fatigued fasteners without searching for individual parts. Each piece is manufactured for automotive use and organized to help technicians, DIYers, and restoration projects quickly identify the right fastener for fender liners, splash shields, brackets, and other body panels.

Which vehicle parts can I repair with this bolt and U-nut assortment?

The set covers a broad range of exterior and underbody attachment points typically found on Ford, GM, and Chrysler vehicles. It replaces hardware for fender liners, bumper covers, radiator splash shields, door trim, and many other panels where captive U-nuts and body bolts are used.

• Fender and wheelhouse liner fasteners (retainers and bolts)
• Front and rear deflector or splash shield attachments
• Bracket, cross-member, and support panel bolts
• Trim, bumper cover, and license bracket U-nut replacements

How does this kit save time compared with buying individual fasteners?

Instead of ordering multiple specific part numbers, this assortment gives you 240 pieces in commonly used sizes so you can finish a repair in a single trip to the workbench. Organized assortments reduce downtime by keeping spares on hand during disassembly and reassembly.

• 19 popular sizes included—covers small to medium body fastener threads
• 240 total pieces to support several repair jobs or a full vehicle refresh
• Easy identification during teardown so you don’t stop to source parts

Are these bolts and U-nuts durable enough for exterior automotive use?

The components are made from materials chosen for long service life in automotive environments; they resist wear from vibration and the stresses of panel mounting. While not a vehicle manufacturer OEM part, they are intended as reliable replacements for worn or missing fasteners.

• Engineered for repetitive installation and removal during maintenance
• Suitable for panels exposed to road grime and normal temperature cycles
• Provides consistent thread engagement with common body panels

What sizes and thread specifics are included in the assortment?

The kit includes a range of bolt diameters and thread pitches to match many factory fasteners, including metric sizes often used on modern body panels. This breadth ensures you have the correct fit for most clip-on and screw-in attachment points on medium- and full-size cars and trucks.

• Multiple metric sizes such as M4.2, M6, and M8 with common pitches
• Mix of short and longer body bolts to fit different panel thicknesses
• U-nuts sized to clip into stamped sheet-metal flanges and brackets

Who is this for: This OAUTOO kit is aimed at professional mechanics, collision shops, restoration hobbyists, and do-it-yourself vehicle owners who routinely service Ford, GM, or Chrysler models and want a single, organized stock of replacement body fasteners. It’s most useful when you need a ready supply of commonly sized bolts and captive nuts for fender liners, splash shields, trim, and other external body components without waiting for separate parts orders.