|BKT AS504 Tractor tyres are engineered with a tread pattern designed to provide exceptional traction to drive wheels on tractors, ground driven tractor implements and even a variety of construction applications. BKT AS504 farm tyres are part of the highly reputable BKT tractor tyre line-up. BKT AS504 tractor tyres are designed with straight tread lugs that provide traction for an even, steady pull. An open center tread design assures efficient self-cleaning action for optimal traction. Available in a variety of sizes for different applications. Many sizes are specific to traction implements, 4WD tractors and industrial/construction equipment.