I want to upgrade shocks & struts on my 2007 Tacoma 4x4, X-Cab, 4.0L, V-6, 5 speed Auto Tranny, short bed pickup truck. I only have 45,000 miles on speedometer. However many of these miles are under heavy load, hauling a 500lb + ATV in bed, pulling a 14' pop-up camper & hauling a 14' canoe...