Heavy Duty Shackle Upgrade Kit for Tandem Axle Trailer Spring Suspension Rebuild

Product Overview

This heavy duty shackle upgrade kit provides all necessary components to rebuild the spring suspension on tandem axle trailers. It replaces worn or failed shackles, brackets, and hardware to restore proper ride height and load support. Ideal for trailer owners looking to refresh their suspension system with durable, corrosion-resistant parts.

Key Features & Performance

• Includes shackles, brackets, bolts, and bushings for a complete rebuild
• Constructed from heavy gauge steel with a protective coating for extended life
• Designed to handle the load of tandem axle trailers up to 7,000 lbs GVWR
• Direct replacement for original equipment shackles on most standard trailer springs
• Easy bolt-on installation with basic hand tools

Fitment & Compatibility

• Compatible with tandem axle trailers (two axles per suspension group)
• Fits most leaf spring suspensions using 1-3/4" or 2" wide springs
• Requires shackle hanger spacing of 2-3/8" to 2-1/2" (verify your trailer dimensions)

Common Uses

• Rebuilding the spring suspension on boat trailers, utility trailers, and car haulers
• Replacing worn or bent shackles that cause uneven tire wear and poor towing stability
• Upgrading from standard stamped shackles to heavier forged or welded shackles

Frequently Asked Questions

Q: Will this kit work on a single-axle trailer? A: No, this kit is specifically designed for tandem axle configurations. Single-axle trailers require a different shackle kit.

Q: What hardware is included? A: The kit includes shackle plates, inner and outer bushings, grade 5 bolts, lock nuts, and washers for both spring eyes and shackle mount.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.