Pro Series 49904 RB3 Weight Distribution Hitch Kit with Friction Sway Control – 1,200 lb Tongue Weight

The Pro Series 49904 RB3 Weight Distribution Hitch Kit delivers superior towing stability, safety, and performance — right out of the box. Designed for trailers up to 10,000 lbs gross trailer weight (GTW) and 1,200 lbs tongue weight (TW), this complete kit includes everything you need for a smoother, safer tow.

Featuring a round bar design, friction sway control, and pre-installed 2-5/16″ hitch ball, this system distributes tongue weight evenly across your vehicle and trailer axles, improving steering, braking, and overall handling. Built for strength and reliability, it includes a fabricated head, welded shank, and durable chains for long-lasting towing performance.

Key Features

• Complete Kit: Includes weight distribution shank, sway control, 2-5/16″ hitch ball, sway control ball, chains, and mounting hardware.
• Pre-Installed Components: Hitch ball and sway control ball are torqued and ready to use.
• Friction Sway Control: Reduces trailer sway for safer, more stable towing in wind or uneven road conditions.
• Round Bar Design: Provides smooth load distribution and easy setup.
• Durable Construction: Fabricated head and welded shank built for heavy-duty use.
• Improves Towing Stability: Helps maintain level towing and even weight distribution across axles.
• High-Capacity Rating: 10,000 lbs GTW / 1,200 lbs TW.
• Easy Installation: Comes complete with all required hardware and instructions.
• Backed by Warranty: 10-Year Limited Warranty.

Specifications

• Brand: Pro Series (by Reese)
• Model / Part Number: 49904
• Type: Round Bar Weight Distribution Hitch with Friction Sway Control
• Maximum Gross Trailer Weight (GTW): 10,000 lbs
• Maximum Tongue Weight (TW): 1,200 lbs
• Ball Size: 2-5/16″ Chrome Hitch Ball (pre-installed)
• Sway Control: Included (friction sway bar and hardware)
• Construction: Fabricated head and welded shank
• Warranty: 10-Year Limited Manufacturer Warranty
• UPC: 016118121544
• Manufacturer: Pro Series / Reese Products

Benefits

• Improves trailer handling and stability
• Reduces sway from wind, passing vehicles, and uneven roads
• Distributes weight evenly for smoother towing and braking
• Easy to install and ready to use out of the box

California Proposition 65 Warning

⚠️ WARNING: This product may contain chemicals known to the State of California to cause cancer or reproductive harm.

For more information, visit www.P65Warnings.ca.gov.

Shipping Details

• Package Dimensions: 34 × 8 × 12 in
• Shipping Weight: 102 lbs
• Ships via: Ground or LTL delivery