Shandong UT Trailer Part Co., Ltd is a professional manufacturer of semi trailer's spare parts. It possesses production buildings of more than 12000 meter square, and senior and intermediate staffs more than 60 technicians' team. Our products are strictly been produced and examed by ISO9001: 2000 International Quality Management System. And we provide perfect quality trailer parts like axle, suspension, landing gear, king pin, fifth wheel, drawbar, trailer coupling etc. 

1. Leaf spring for truck, trailer; 
2. Same wide or parabolic spring; 
3. 75mm, 90mm, 100mm, 120mm width.