1. Product Description

The Extendable Trailer from Junchi Heavy Industry is a special semi-trailer designed for transporting oversized cargo. The main frame uses an inner-outer beam telescopic structure with a pulling stroke of 6–12 meters, shortening to just 11 meters when retracted. One trailer handles wind turbine blades, steel structures, pipes, and bridge beams while saving tolls on empty return trips.

2. Specifications & Models

3. Applications

Wind power: blades, towers

Steel structures: H-beams, box girders

Pipe transport: large steel pipes, concrete pipes

Bridge precast components: concrete beams

Heavy machinery: excavators, rollers (with ramps)

4. Compatible Models

Tractor: 6×4 or 8×4, 420–560HP

5th wheel height: 1,250–1,350mm

Electrical: 24V, 7-pin or 15-pin ISO

Optional: remote hydraulic extension system

5. Advantages, Benefits & Quality Assurance

Advantages: 12m pulling stroke, retracts to 11m, 5-minute hydraulic extension, reinforced kingpin plate

Quality Assurance: Main beam 5 years / 200,000 km; hydraulic system 2 years; axles 2 years / 100,000 km

Certifications: ISO 9001, CCC, GOST

6. Company Profile

Junchi Heavy Industry, founded in 2010 in Shandong, China. Factory area: 86,000 m² with 3 welding lines and 2 painting shops. Employees: 320 (45 engineers). Annual capacity: 2,500 units. Exported to 52 countries including Russia, Kazakhstan, Indonesia, Vietnam, Chile, Nigeria, Saudi Arabia.

7. Q&A

Q1: Shipping method?
RoRo, 40ft flat rack container, or bulk vessel. Junchi assists with destination customs clearance.

Q2: Price?
FOB Qingdao:

JC-EXT-3AX (3-axle, manual extension): $21,500 – $28,000

JC-EXT-4AX (4-axle, manual extension): $29,000 – $38,000

JC-EXT-4AX-H (4-axle, hydraulic + air suspension): $39,000 – $49,000

Q3: Customization available?
Yes. Pulling stroke (6–12m), axles (2–4), load capacity (30–100 tons), extension method, frame width, tire brand, axle brand (BPW/FUWA/in-house), hydraulic ramps, etc.

Q4: Which countries?
Central Asia (GOST), Southeast Asia, Africa (SONCAP), South America, Middle East (SASO). For EU countries: length restrictions apply – Junchi can assist with design adjustments.