L120 Underbody Telescopic Cylinder for 7-21 Ton Dump Trailers
Product Summary
The L120 series underbody telescopic hydraulic cylinder is engineered for dump trailers with tipping capacities from 7 to 21 tons. With stroke lengths from 868 to 2,057 mm and a compact closed length, it fits readily beneath the trailer body, providing reliable lifting power for demanding agricultural and construction applications.
Key Selling Points
- ✓High tipping capacity range (7-21 tons) adjusts to various dump trailer sizes.
- ✓Maximum stroke up to 2,057 mm enables high dump angles for complete unloading.
- ✓Compact closed length (367-598 mm) simplifies underbody installation.
- ✓Operating pressure up to 200 bar provides strong lifting force.
- ✓30° ball articulation accommodates angular movement during tipping.
Technical Specifications
| Parameter | Value |
|---|
| Effective Stage Diameters (mm) | 120 / 105 / 90 / 75 / 60 / 45 |
| Stage Options | 4, 5, 6 |
| Stroke Range (mm) | 868 - 2,057 |
| Maximum Working Pressure (bar) | 200 |
| Tipping Capacity Range (tons) | 7 - 21 |
| Cylinder Mass Range (kg) | 19 - 51 |
| Working Oil Volume Range (L) | 2.9 - 12.1 |
| Closed Length Range (mm) | 367 - 598 |
Models and Options
Available models include 6TG-E120x2057, 5TG-E120x1710, 4TG-E120x1369, 6TG-E120x1727, 5TG-E120x1435, 4TG-E120x1145, 6TG-E120x1241, 5TG-E120x1030, 4TG-E120x868.
Materials and Structure
Constructed from steel ram tube, steel telescopic stage tubes, forged cylinder cap, induction-hardened steel ball, steel transverse pivot, steel retaining circlips, with polyurethane hydraulic seals, elastomeric O-ring seals, wear-resistant wiper seals, upper and bottom guide sliders, steel base plate, and painted corrosion-resistant external finish.
Applications
Ideal for dump trailer manufacturing, agricultural tipping trailers, construction material transportation, landscaping trailers, waste and recycling trailers, municipal utility trailers, bulk material transportation, light and medium-duty tipping equipment, trailer body builders, and dump trailer repair and replacement market.
Customization
Optional upper connection: rod eye with pin. Optional lower connection: rod eye with lower pin. Hydraulic port options: G1/2, G3/8, M22, M18, NPT 1/2. Available accessories: cylinder support, cylinder cradle. Compatible with hydraulic power pack, cylinder mounting brackets, triple-way bracket, dump trailer mounting parts.
FAQ
What is the maximum working pressure?
200 bar.
What stroke lengths are available?
868 mm to 2,057 mm.
What tipping capacities does this series cover?
7 to 21 tons.
What are the mounting options?
Transverse pivot or trunnion mounting with induction-hardened ball upper connection.
Can I customize the ports?
Yes, various hydraulic port options are available.
What accessories are available?
Cylinder support, cylinder cradle, and compatible power packs.
Inquiry Information
MOQ: Standard products 1 piece, custom OEM/ODM negotiable. Delivery terms: EXW, FOB, FCA, CIF, CFR, DAP, DDP. Payment: T/T, L/C, Alibaba Trade Assurance. Contact Jason at jason@hydraulicapex.com or +86 182-5318-1828.
Image Information
L120 series cylinder in shop floor view.
Close-up of single-acting cylinder end.
Installation diagram showing underbody position.
