Reese Weight Distribution System w Shank – Trunnion Bar – 12,000 lbs GTW, 1,200 lbs TW

Reese Weight Distribution – RP66542

High-performance system is designed to offer the best in weight distribution with an easy-to-adjust, forged head; a raised ball platform; and flexible, powder coated steel, trunnion spring bars. Adjustable shank included. Hitch ball sold separately.

In Stock



  • Evenly distributes weight over axles of tow vehicle and trailer for stability and control
    • Creates a more level ride for both tow vehicle and trailer
  • Trunnion spring bars are hot rolled and tapered for superior strength and flexibility
    • Bars flex appropriately over uneven terrain for a controlled, even ride
    • Curved ends are designed for use with dual-cam sway control (RP26002 – sold separately)
  • Adjustable spring-bar tension – just switch links in lift chains to fine-tune
  • Desired tilt is easily achieved with serrated-washer design – no more piling on washer after washer
  • Forged, raised ball platform on head eliminates need for raised hitch ball
  • Solid steel shank has corrosion-resistant powder coat
  • System includes head assembly, adjustable shank, lift brackets, trunnion spring bars, lift chains, pin and clip, and all necessary hardware
    • Hitch ball sold separately – requires 1-1/4″ diameter shank



  • Tongue weight: 600 lbs – 1,200 lbs
  • Gross towing weight: 12,000 lbs
  • Fits: 2″ x 2″ trailer hitch receivers rated for use with weight-distribution systems
  • Lift-bracket positioning: mount about 30″ back from hitch ball
    • Requires approximately 5-1/2″ of space along trailer frame
      • Optional mounts (sold separately) that take up less space on a trailer frame are available
    • Will not fit trailer frames wider than 2-1/2″
  • Shank length: 14″ from center of hitch pin hole to center of ball hole
  • Total height adjustment along shank: 5-1/4″
    • Maximum rise: 6-1/2″ from top of hitch receiver opening
    • Maximum drop: 1-1/4″ from top of hitch receiver opening
  • Limited lifetime warranty


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