Is all up weight of 9500 lbs. too much for Tundra 5.7L?

Have a 2013 Tundra 5.7L w/ tow package and SR5 package. Looking at used Travel Trailer with dry weight of 8400lbs. (2006 Rorest River "Sandpiper" 34 ft.) Just totally guessing about an extra 900 lbs o...