What Determines the Speed Difference Between 4.11 and 3.7 Axle Ratios in Tractors?
1 Answers
Tractor axle ratios of 4.11 and 3.7 are related to engine and transmission RPM. Here are the specifics: 1. Faster with 3.7 ratio: When the transmission is in overdrive and the engine runs at 1500 RPM, a 3.7 ratio vehicle can reach 105 km/h, while 4.11 only achieves 95 km/h. 2. Faster with 4.11 ratio: In direct drive transmission mode at 1500 RPM, a 3.7 ratio vehicle reaches 83 km/h, whereas 4.11 attains 74 km/h.