Demco 48′ Tandem-Axle Liquid Tender Trailer

OVERVIEW

The Demco 48′ Tandem Axle Liquid Tender Trailer is engineered for high-capacity agricultural liquid transport where stability, durability, and service efficiency are essential. Designed to support modern farming and custom application operations, this extended-length liquid tender trailer provides a dependable platform for hauling fertilizer, water, and agricultural chemicals across demanding field and road conditions. With its longer deck configuration, reinforced frame construction, and flexible tank options, the 48′ model is well suited for operations requiring increased staging space and capacity without compromising maneuverability.

Built around a heavy-duty steel chassis, the trailer is designed to manage the stresses associated with frequent transport, heavy payloads, and varying terrain. High-grade structural steel is used throughout the main beams, cross members, and side rails to help distribute loads evenly and resist frame flex under demanding working conditions. This structural design contributes to consistent towing behavior and long-term durability across extended service cycles.

A key advantage of the 48′ Tandem Axle Liquid Tender Trailer is its extended service deck, which provides additional space for tank mounting, plumbing layout, and routine service access. The longer deck allows operators to organize components more efficiently while improving access for inspection, cleaning, and maintenance tasks. Apitong hardwood decking is used for its proven strength, wear resistance, and load-bearing capability, offering a durable working surface for daily operation around liquid handling systems.

Corrosion protection is addressed through careful preparation and finishing processes. Exterior mating surfaces are sealed prior to painting to help reduce moisture intrusion at critical joints, which can contribute to rust over time. This attention to detail helps preserve both the appearance and structural integrity of the trailer in agricultural environments where exposure to liquids, weather, and road debris is common.

The 48′ Liquid Tender Trailer is compatible with a range of approved tank configurations, allowing operators to select capacities and drainage layouts that best suit their application requirements. Black plastic liquid tanks are designed to limit light penetration into the contents, which can help reduce algae and microbial growth during storage and transport. Center-drain and end-drain tank options provide flexibility in how liquids are transferred and managed in the field.

Operator access and visibility are incorporated throughout the trailer layout. Aluminum access steps with handrails provide stable entry points to service areas, supporting safe and efficient movement during filling and maintenance. DOT-approved LED lighting, reflective tape, and midship turn signals help support visibility during transport between job sites and on public roadways.

The tandem axle configuration is designed to support stable load distribution and predictable handling under heavy payloads. Spring ride suspension is standard, with optional air ride suspension available for applications where enhanced ride quality and load protection are preferred. Optional anti-lock braking systems allow the trailer to be configured for improved braking control under varying road and load conditions.

Electrical and accessory options further expand operational flexibility. Multiple power configurations allow compatibility with different liquid application setups, while optional storage bins and toolboxes help keep hoses, fittings, and tools organized and accessible on site. Aluminum wheels and custom paint options allow the trailer to integrate seamlessly into existing fleets or meet specific appearance preferences.

Designed for high-capacity agricultural liquid hauling, the Demco 48′ Tandem Axle Liquid Tender Trailer delivers a balanced combination of capacity, structural integrity, and configurability. Whether supporting large-scale farming operations or custom application services, this trailer provides a reliable foundation for transporting agricultural liquids efficiently and consistently throughout the season.

FEATURES & BENEFITS

• 24” King pin
• Exterior mating surfaces are caulked prior to paint to prevent rust
• 2 aluminum steps with handrails
• Black plastic liquid tanks eliminate light from reaching the interior contents preventing algae and microbes growth
• 16.5” x 7” brake size, color coded
• Midship turn signals
• 255/70 R22.5 - 16 ply DOT tires and wheels
• Rubber mounted LED lights, DOT approved tape

Options

• ABS installed on second axle
• Tank options: Den Hartog end and center drain tanks 2350, 2750, 3250 gallons
• 12 Volt power front or front and rear
• Enduraplas center drain on 2800 and 3200
• Storage bins and/or Toolboxes: 3 on passenger side and 3 on drivers side
• Front and rear ladder options for 3250 gallon tank only
• Aluminum rims, hub piloted (each)
• Custom paint color (red, gray, white, blue)

With its extended deck length, tandem axle stability, and flexible configuration options, the Demco 48′ Tandem Axle Liquid Tender Trailer delivers dependable performance for demanding agricultural liquid transport operations.

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Benefits

✔ Designed for high-capacity agricultural liquid hauling
✔ Corrosion-resistant construction helps extend service life
✔ Extended deck provides additional service and staging space
✔ Black tank design helps limit light exposure to contents
✔ Aluminum steps and handrails support convenient access
✔ DOT-approved lighting and signals support transport visibility
✔ Tandem axle layout provides stable load distribution
✔ Configurable suspension and braking options
✔ Multiple tank, power, and storage configurations
✔ Custom appearance options for fleet integration

SPECIFICATIONS

Main Beam Sizes

Decking

SHIPPING & SUPPORT

This product ships directly from Demco Products U.S. manufacturing facility. Typical lead time is approximately 5–7 business days before shipment.

Need assistance selecting the right trailer size or available options?
Contact our team at support@grainhog.com or call (888) 464-4880 — we’re happy to help.

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