The Sailun STL1 tyre is trailer position tyre suitable for long distance trailers travelling on good quality road surfaces. The tread features a rubber compound designed to significantly reduce heat build-up. The Sailun STL1 tyre has extremely low rolling resistance improving fuel economy. The variable pitch tread and narrow groove design is effective at reducing noise emissions. The other features of the Sailun STL1 tyre are; A small notch and sipe tread design to effectively improve water drainage and sound absorption; A narrowed central groove that increases the tyre footprint and promotes even tread wear; Two wide main grooves that improve water drainage and overall vehicle handling.