2013 EverGreen i-Go G220RB, 2013 Evergreen i-Go G220RB RV owners who want a lightweight, easy to tow travel trailer that tracks smoothly and easily behind smaller tow vehicles, such as half-ton pickups or mid-sized SUVs can now own the i-Go travel trailer from EverGreen. Sleek and roomy inside, the lightweight i-Go travel trailer has turned heads and become incredibly popular among EverGreen RV brand loyalists because is built to be affordable without skimping on style, quality and durability.