Tri-Axle Curtain Side / Sliding Curtain Semi Trailer

1. Overall Dimensions (mm, transit condition)
- Overall dimension: **13750 × 2550 × 4000 (13.75m ×2.55m ×4.0m)**
- Internal box dimension: **13600 × 2480 × 2800**
- Effective volume: **94m³**
- Kingpin fifth wheel height from ground: **1550mm**
- Wheelbase: 7500 +1310 +1310 mm
- Track width: 1820 mm
- Rear section: Double doors; **sliding aluminum posts (6 sets, movable forward and backward)**
- Side curtains: Slidable and openable on both left and right sides

2. Weight Parameters
- Tare weight: **7.6 tons (standard version with steel posts)**; lightweight version with aluminum posts 7.0 tons
- Rated payload: **32.4 tons**
- GVWR (Gross Vehicle Weight Rating): **40 tons**

3. Main Beam & Cargo Body Structure (Q345B high-strength steel)
- Main I-beam 500mm depth: top flange 14mm, web plate 8mm, bottom flange 16mm, automatic submerged arc welding
- Deck plate: **3mm checkered anti-slip steel plate**, plenty of lashing rings pre-installed (28 pcs) for securing pallet goods
- Sliding posts: Aluminum alloy / steel rectangular tube, movable to clear side opening during loading & unloading
- Side curtain fabric: **900g/m² heavy-duty PVC coated fabric**, wear-resistant and tear-resistant, rain & UV resistant, fitted with tension locking buckles
- Roof: Fixed hard roof with rail sliding system; curtains slide along overhead rails
- Coating: Sand blasting + epoxy primer + polyurethane topcoat

4. Running Gear (Tri-Axle)
1. Axles: 3 pcs FUWA 13-ton axles (BPW optional)
2. Suspension: Heavy-duty mechanical leaf spring suspension, leaf spring 90mm width ×10 pieces; **Air suspension optional for premium clients**
3. Tires: 12 pcs **12R22.5**; steel rim 9.00-22.5, 1 spare tire
4. Landing Gear: JOST 28-ton two-speed landing gear

5. Towing, Braking & Electrical System (ECE/GCC Export Certification)
- **Kingpin: 3.5 inch (popular for Africa), 2 inch optional, bolt-on detachable design for CKD packing**
- Braking system: Dual-line air brake, WABCO valve assembly, ABS as standard
- Air tank: 40L
- Electrical system: 24V, 7-core ISO socket, LED tail lamps, side marker reflective markings

Optional Upgrades
- Full aluminum alloy sliding posts (light weight, anti-corrosion)
- Air suspension + lift axle
- Electric curtain sliding system (manual operation as standard)
- Hydraulic rear loading tail lift
- Tool box, mudguards, tail lamp protection frame