Deere 8R

John Deere manufactures the most popular tractors on the market. Indeed, the 8R series, which won for the large wheel tractor category, is so popular that its models garner 25% of the market share for the entire equipment size class. The 8R series consists of seven current models, with the 8320R being the most popular model. This model has 269 PTO hp engine and 16-speed PowerShift, making it one of the most versatile tractors in the world.