The Reese Strait-Line 66073 delivers advanced sway control and balanced weight distribution in one premium towing solution. Designed for trailers with up to 800 lbs tongue weight and 10,000 lbs gross trailer weight (GTW), this system ensures a smooth, level ride while actively preventing trailer sway before it starts.
Featuring trunnion-style spring bars, the Strait-Line system provides superior ground clearance and stability. Its Dual-Cam™ sway control actively keeps your trailer aligned by applying consistent resistance to sway, even in challenging road or weather conditions. This setup is ideal for travel trailers, campers, and utility trailers where safety and performance are key.
This product requires a shank. Shank NOT included!
• Rated for 10,000 lbs GTW / 800 lbs TW
• Dual-Cam™ sway control for proactive sway prevention
• Trunnion spring bars for better clearance and control
• Includes hitch head, spring bars, sway control, and hardware
• Compatible with 2″ receiver hitches
• Durable, corrosion-resistant construction
Before You Order
Verify part number 66073 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify 66073 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.



