Agricultural Tractors 40-50HP with High Quality, Excellent Performance & Competitive Price. Agricultural Tractors 40-50HP Main Technical ParametersModelLYH400LYH404LYH450LYH454LYH500LYH504Engine Model490BT490BT495BT495BT498BT498BTRated power and rotational speed29.4kw, 2200 r/min29.4kw, 2200 r/min33.1kw,2200r/min33.1kw,2200r/min36.8kw,2200r/min36.8kw,2200r/minTransmission system Speed range2.4-31 ...