Balance suspension(2axles),truck suspension,trailer suspension 2 axles. 7 leaf spring. Balance suspension(2axles), truck suspension, trailer suspension. Type of suspensionsCenter height(mm)Plate support height(mm ... -P2A10018445180100×16114013×2YKAJ-P2A10023495230100×16114013×2YKAJ-P2A10027535270100×16114013×2 Balance suspension (2 axles),truck suspension, trailer suspension