Replace your factory u-bolts with these zinc plated corrosion resistant Tuff Country 17701 GM Truck/SUV u-bolts. Designed specifically for Lifted vehicles. This kit includes (4) u-bolts along with nuts and washers.
Details:

• Front Axle U-Bolt Kit
• Zinc plated to resist corrosion
• (4) U-bolts, nuts and washers
• Designed specifically for Lifted vehicles
• Made In The USA
• Sold As A Kit

Fits:

• 1969-1987 Chevrolet 1/2 Ton/3/4 Ton 4WD
• 1969-1987 Chevrolet Suburban 1/2 Ton/3/4 Ton 4WD
• 1969-1987 Chevrolet Blazer 4WD
• 1969-1987 GMC Truck 1/2 Ton/3/4 Ton 4WD
• 1969-1987 GMC Suburban 1/2 Ton/3/4 Ton 4WD
• 1969-1987 GMC Jimmy 4WD

Tech Specs:

• Bolt Diameter: 5/8 Inch
• Inside Diameter: 3 Inches x 3 U-Bolts/3.5 Inches x 1 U-Bolt
• Length: 7.625 Inches x 3 U-Bolts/9.625 Inches 1 U-Bolt
• Bend Type: Round