A budget kit for 8,000 to 10,000 lb trailers when price comes first and you can live with a separate sway bar.
Amazon $331.07
For trailers up to 10,000 lb with bottom mount couplers, with built in friction sway control. Check that a ball is in the box.
- 10,000 lbTrailer up to
- up to 1,000 lbTongue weight
- IntegratedSway control
- LifetimeWarranty
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
- Friction sway control is built into the head, with no separate bar to hook up
- Comes with a shank, so it is ready to fit a standard receiver
- Limited lifetime warranty
- Reese publishes little beyond the ratings, and the listing does not say whether a ball is included
- Fits 4 to 7 in trailer frames with bottom mount couplers only
- Sold through third party sellers, so stock and price move around
The Reese Steadi-Flex family
Every Reese Steadi-Flex model we rank, smallest first. Ratings compare each against its own rating.
| Model | Trailer up to | Rating | Price |
|---|---|---|---|
| Reese Steadi-Flex 10K (this one) | 10,000 lb | 4.2/5 | $756.99 |
| Reese Steadi-Flex 14K | 14,000 lb | 4.5/5 | $599.97 |
How it scores
The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its rating. How we rank explains each one.
Specifications
| Model number | 66559 |
|---|---|
| Ratings | |
| Trailer up to | 10,000 lb |
| Tongue weight | up to 1,000 lb |
| Build | |
| Sway control | Integrated |
| How sway control works | integrated friction |
| Spring bars | Trunnion |
| Shank included | Yes |
| Warranty | Lifetime |
Alternatives in this rating
For travel trailers up to 8,000 lb, with built in sway control and a complete kit at a mid range price.
Amazon $534.24For owners who want built in sway control at the lowest price and accept an unknown warranty and a newer brand.
Amazon $298.90Compare
Compare the Reese Steadi-Flex 10K with any other weight distribution hitch →
More from Reese: every Reese product ranked.