2010 Toyota Sequoia - Excellent condition but needs transmission help - $3,400 (natick ma)

One owner (me and my brother) only owners.. took excellent care of this Sequoia. Fully loaded with 5.7L opional engine, Premium sound, towing package, heated seats, power third row. purchased new from Wellesley Toyota. Zero accidents, some blemishes but in general its in great condition considering its age. BUT its aging and needs some work. transmission only shifts to Reverse. will not go to drive. Ive not looked into a repair . Brake lines beginning to corrode, one sensor in bumper broken.Tailgate not opening. Fan belt just broke also . Selling as is