The same as it is for any other vehicle.
Know that most all trailer tires, with an "ST" before the tire size, are rated for max. 65 MPH. While you won't get a speeding ticket for going 70 on a freeway driving a vehicle towing a trailer ... you are risking tire failure.
The maximum speed limit for towing a trailer on the open road varies by state or country, but it is often lower than the standard speed limit for cars. In the United States, it typically ranges from 55 to 65 mph, with some states having specific regulations for tow vehicles. Always check local laws and regulations to ensure compliance, as speed limits can differ based on road conditions and type of trailer.
While towing a trailer on a highway with a 65 mph speed limit, you should adhere to that limit if it is safe to do so. Make sure your vehicle and trailer are properly equipped and balanced, and maintain a safe following distance from other vehicles. Drive at a speed that is comfortable and manageable given the conditions.
55
45 mph
"The maximum speed limit on the freeway is 70mph."
The highest speed limit I know of on an Interstate highway in the U.S. is 75 MPH, but that varies.
the answer is 30mph
60 Maximum Speed Towing a Trailer (in the UK)
The speed limit on most freeways in California is 65 miles per hour, but it can vary in certain areas.
70 mph. But the turnpikes are 75 mph.
In the UK, the maximum speed for towing a trailer on a motorway is 60 mph (96 km/h). In other countries, such as the US, towing speed limits can vary by state but are often around 55-65 mph (88-105 km/h). Always check local regulations, as speed limits can differ based on the type of vehicle and trailer. Additionally, it's important to consider the towing vehicle's capabilities and road conditions.