Replace your factory u-bolts with these zinc plated corrosion resistant Tuff Country 17651 Chevy/GMC Truck/SUV u-bolts. Designed specifically for Lifted vehicles. This kit includes (4) u-bolts along with nuts and washers.
Details:

• Rear 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:

• 1969-1972 Chevrolet Truck 1/2 Ton/3/4 Ton 4WD (Lifted by springs or add-a-leaf)
• 1969-1972 Chevrolet Suburban 1/2 Ton/3/4 Ton 4WD (Lifted by springs or add-a-leaf)
• 1969-1972 Chevrolet Blazer 4WD (Lifted by springs or add-a-leaf)
• 1969-1972 GMC Truck 1/2 Ton/3/4 Ton 4WD (Lifted by springs or add-a-leaf)
• 1969-1972 GMC Suburban 1/2 Ton/3/4 Ton 4WD (Lifted by springs or add-a-leaf)
• 1969-1972 GMC Jimmy 4WD (Lifted by springs or add-a-leaf)

Tech Specs:

• Bolt Diameter: 5/8 Inch
• Inside Diameter: 2.75 Inches
• Length: 8.375 Inches
• Bend Type: Square