Dorman Autograde Grade 8 Hex Head Cap Screw 5/16-18 x 2-1/4 Inch 25 Pack 197-122

Grade 8 hex head cap screws sized 5/16-18 x 2-1/4 inch used to replace worn or missing fasteners in automotive repairs.

Built to meet the manufacturer's design intent for reliable service, these bolts are manufactured using durable materials and corrosion-tested to ensure required strength and longevity.

Key Features

• Grade 8 heat-treated steel construction for maximum tensile strength
• Hex head design allows for easy installation with standard tools
• Corrosion-tested finish helps resist rust and environmental damage
• Precise 5/16-18 thread pitch with 2-1/4 inch length
• Bulk pack contains 25 pieces for multiple repair jobs
• Engineered and validated by quality control specialists in the United States

Benefits

• Restores structural integrity to critical vehicle assemblies
• Reduces risk of fastener failure under high stress loads
• Direct-fit replacement matches OE form and function
• Cost-effective bulk quantity minimizes downtime during repairs
• Dependable performance helps prevent repeat maintenance visits
• Trusted quality ensures peace of mind for professional and DIY mechanics

Application

Ideal for general automotive repair, suspension work, engine assembly, and chassis restoration where high-strength fasteners are required by specification.

Fitment Notes

• Universal automotive application based on size and grade specifications
• Verify thread pitch and length requirements before installation
• Compatible with various makes and models requiring 5/16-18 Grade 8 hardware

Why Choose Dorman?

• Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance.

What's in the Box

• 25 Piece bulk pack of Grade 8 hex head cap screws

Item Dimensions

• Package measures 4.9 inches by 3.7 inches by 2.2 inches
• Total package weight is 1.5 lbs