The starting price of Farmtrac champion 42 valuemaxx is is reasonable for farmers (Ex-Showroom) , and Farmtrac 45 Smart Supermaxx has a starting price of is reasonable for farmers (Ex-Showroom) . Farmtrac champion 42 valuemaxx is a 44 HP HP tractor and Farmtrac 45 Smart Supermaxx has a 48 HP HP engine. Explore all the key highlights below for better clarity.