For diesel pushers and other air brake motorhomes. It is the cheapest way here to get proportional braking.
Amazon $887.30The Roadmaster BrakeMaster 9160 is the better tow bar overall, rated 4.4 to 3.9. The Roadmaster BrakeMaster 9160 leads on price. The CURT RVibrake 4 52202 wins on features. The Roadmaster BrakeMaster 9160 costs $578.43 less ($887.30 vs $1,465.73).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
For owners who want a portable brake with a wireless monitor. Check that its braking style suits you before paying this much.
Amazon $1,465.73Which should you buy?
- Choose the Roadmaster BrakeMaster 9160 for price ($887.30 vs $1,465.73).
- Choose the CURT RVibrake 4 52202 for features (breakaway included, motorhome monitor included vs breakaway included).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every brake tow bar; a clear win is highlighted. How we rank explains each one.
| Factor weight | Roadmaster BrakeMaster 9160 | CURT RVibrake 4 52202 |
|---|---|---|
| Overall rating | 4.4/5 | 3.9/5 |
| Price 25% | 100 $887.30 | 39 $1,465.73 |
| Capacity or braking 20% | 100 proportional braking | 50 braking type not published (neutral score used) |
| Weight or install 15% | 50 install type not published (neutral score used) | 50 portable, set up each trip |
| Features 20% | 50 breakaway included | 100 breakaway included, motorhome monitor included |
| Warranty 20% | 100 limited lifetime warranty | 100 limited lifetime warranty |
Specifications
| Roadmaster BrakeMaster 9160 | CURT RVibrake 4 52202 | |
|---|---|---|
| Tow bar | ||
| Type | Supplemental brake | Supplemental brake |
| Braking | ||
| Proportional | Yes | - |
| Install | - | Portable |
| Breakaway included | Yes | Yes |
| Motorhome monitor | - | Yes |
| Motorhome brakes | Air brakes | - |
| Build | ||
| Weight | 3.8 lb | - |
| Warranty | Limited lifetime | Limited lifetime |
