semi trailer with sidewalls Weight Tare Weight: 6680kg--8500kg Loading Capacity 40T-60T Specification Dimensions (LxWxH)(mm) 12500×2550×3550 (as your need) Wheelbase(mm) 5460+1310+1310 Axle Number Three Payload 13 T/16T/20T Brand FUWA /BPW Brand Suspension Common mechanical Suspension 10/10/10 pieces leaf springs per axles Tires Tires 11.00R22.5/12.00R22.5 12pcs Rim 8.0×22.5/8.5*22.5 Brand Triangle or Double Coin Brand King Pin Size 50# or 90# traction pin Brand JOST or China famous brand Support legs 28Tons,two speed, manual operation Twist Locks 12 pieces Frame The material of Main beam The height of the beam is 450/500mm,upper plate is 14mm,down plate is 14/16mm,middle plate is 8mm. If choose the SSAB high stress steel ,the uper and down plate is 8mm,middle plate is 5mm. Side board Thickness is 1.2/2.3mm with 28 pieces lock bar. Platform plate 3mm Diamond/flat Platform Additional One standard tool box 1000x500x500mm Two spare wheel carrier Brake System Four double and two single chamber, T300 chamber, WABCO brake valve Electric System Electrical equipment 24 Volt, SAE 7 poles Painting sand blasting before painting; 2 coat of anticorrosive primer ; Color as per request