1965-1982 C2-C3 Trailing Arm to Bearing Support Bolt Set 3864037 - OEM Number(s) (3864037)
Restore Strength Where It Counts
This Trailing Arm to Bearing Support Bolt Set is essential when you're rebuilding the rear suspension on your 1965–1982 Corvette. The knurled shoulder bolts are factory-correct style and feature a phosphate and oil finish for corrosion resistance and authenticity. These secure the rear spindle support to the trailing arm, with additional hardware fastening the parking brake backing plate. For a restoration you can trust—down to the last bolt—this 12-piece set delivers both performance and peace of mind.
Features
• 12-piece hardware set—1 set per side, 2 required per Corvette
• Includes 4 bolts, 4 washers, 4 nuts
• Grade 8 knurled bolts with phosphate and oil finish
• Replaces original GM #3864037
• Restores rear suspension integrity during trailing arm rebuilds
Dimensions and Weight
• Bolt Length: 2-7/8"
• Thread Size: 3/8"-24
• Head Diameter: 5/8"
• Weight: Approx. 0.85 lbs per set
Tech Notes
• Each kit services one trailing arm
• Correct fitment for all 1965–1982 Corvettes, including base and performance suspension models
• Torque per factory specs during reassembly
Because Details Matter
This isn’t just a hardware kit—it’s structural reassurance. When replacing your trailing arm bushings or rebuilding the spindle supports, this 12-piece set lets you reassemble with confidence. No guesswork. No compromises. Just the right fit every time.
Also known under these part numbers: (For reference only)