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Owner Guide7 min read26 June 2026

How to Store Your Trailer and Keep It Hire-Ready

Master trailer storage and maintenance. Keep your hire trailer in top condition, extend its lifespan, and maximise earning potential with expert owner tips.

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Why Trailer Storage Matters for Your Hire Business

If you're hiring out your trailer through TrailerConnect, proper storage protects your asset and your earning potential. A well-maintained, clean trailer can attract more bookings, better reviews, and higher hire rates. Neglect can lead to mechanical issues, cancellations, and damage to your reputation.

Weather, UV exposure, moisture, pests, and corrosion are constant threats in Australia's diverse climates. In tropical Far North Queensland, dry inland Australia, or humid coastal regions, the storage strategy you adopt today directly affects your trailer's resale value and hire-readiness tomorrow.

Choose the Right Storage Location

Covered vs. Open Storage

Covered storage is the gold standard for hire trailers. A lockable garage, shipping container, or purpose-built storage facility protects your trailer from:

  • UV damage to paint, canvas, and rubber components
  • Bird droppings and tree sap
  • Hail and severe weather
  • Theft and vandalism
  • Moisture accumulation and rust formation

If covered storage isn't available, invest in a high-quality trailer cover rated for Australian conditions. Look for one made from breathable, multi-layered material. Waterproof coverings can trap condensation underneath and accelerate corrosion. Secure it firmly with straps or bungee cords so wind doesn't damage it or your trailer.

Location Considerations

Where you store matters as much as how. Avoid parking under trees where bird droppings, sap, and leaf debris accumulate. Stay away from salt spray zones if you're near the coast. Salt accelerates rust on metal components. Choose a level, well-drained area to prevent water pooling around tyres and the trailer frame.

If you're storing at home, check with your local council. Rules about storing vehicles and trailers in residential areas differ from council to council, so ask yours what applies to you. A small fee to use a secure self-storage facility or industrial yard is worthwhile if it keeps your trailer protected.

Maintenance Schedule for Storage

Before Putting Your Trailer into Storage

Before your trailer sits idle between hires, perform a thorough pre-storage inspection and service:

  • Tyres: Check pressures and inflate to the figures in your owner's manual or on the trailer's compliance plate. Under-inflated tyres develop flat spots during storage. Use tyre cradles or blocks to keep weight off the rubber and extend tyre life.
  • Brakes and Lights: Test all brake lights, indicator lights, and reflectors. Replace any blown globes. Clean contacts and apply dielectric grease to prevent corrosion.
  • Chassis and Frame: Inspect welds and joints for new cracks. Touch up any paint chips to prevent rust spread. Wash and dry the undercarriage thoroughly.
  • Bearings: If your trailer has wheel bearings, grease them according to the manufacturer's schedule. Bearing failure mid-hire is expensive and dangerous.
  • Brake Fluid: Top up hydraulic brake fluid and check for leaks. Old, contaminated fluid should be flushed.
  • Coupling and Hitch: Clean and lubricate the coupling ball and jack. Apply a thin coat of grease to prevent seizing.

Checks During Storage

Don't just "set and forget." Regular checks catch problems early:

  • Walk around the trailer and visually inspect for leaks, damage, or signs of pests
  • Check tyre pressures and look for flat spots or cracking
  • Inspect lights and coupling components
  • If it's a covered storage, crack open the cover to allow air circulation and reduce moisture

Protect Against Rust and Corrosion

Rust is the silent killer of trailer value and reliability. In humid Australian climates, including coastal areas, tropical regions, and anywhere near industrial zones, corrosion accelerates rapidly.

Use a moisture absorber: Silica gel canisters, calcium chloride buckets, or rechargeable electric dehumidifiers work well in enclosed storage spaces. Replace or recharge them regularly, especially in winter or wet seasons.

Apply protective coatings: If your trailer has exposed metal, a light coat of car wax or marine-grade corrosion inhibitor spray (like WD-40 or similar products) provides a protective barrier. Reapply regularly.

Elevate the chassis: If storing for an extended period, place concrete blocks or metal stands under the frame to keep it off damp ground. This allows air circulation underneath and prevents moisture pooling.

Pest and Rodent Prevention

Rodents love trailers. They're warm, sheltered, and often contain spilled grain, food residue, or nesting material. Infestations damage wiring, create health hazards, and turn off hirers immediately.

Keep it clean: Remove all food, feed, and debris from the trailer interior. Vacuum carpets, wipe down surfaces, and disinfect with a spray cleaner.

Seal gaps: Check around door seals, cable entries, and vents. Use weatherstripping or silicone sealant to close small gaps where mice can enter.

Use traps and deterrents: Spring traps or electronic traps can work better than poison, which can leave carcasses behind. Peppermint oil-soaked cotton balls or commercial rodent repellents provide additional deterrence. Place traps near walls and corners where rodents travel.

Install rodent guards: Metal guards around the hitch coupling and jacking points prevent rodents climbing into the trailer.

Preparing Your Trailer for Its Next Hire

The Pre-Hire Checklist

Before you list your trailer as available on TrailerConnect again, work through this preparation routine before every hire.

Task Notes
Clean interior and exterior Use pressure washer on frame; vacuum/sweep interior
Inspect and test brakes Check lights, connections, brake operation
Check tyre condition and pressure Look for cracks, cuts, correct pressure
Test electrical systems Lights, indicators, reflectors, coupling pins
Inspect coupling and hitch Grease, check for damage, safety pin present
Check load capacity and tie-down points Ensure anchor points secure, no fraying straps
Review documentation Registration, insurance, maintenance records ready

Deep Cleaning for Maximum Appeal

Hirers notice cleanliness immediately, and it directly affects ratings. Allocate 2–3 hours for a thorough clean:

  • Pressure wash the exterior frame, removing all dirt, algae, and grime
  • Wipe down lights, reflectors, and chrome with a microfiber cloth
  • Sweep and vacuum the interior floor completely: no dust, crumbs, or debris
  • Wipe interior walls and shelves with a damp cloth
  • Check and clean windows or viewing ports if applicable
  • Inspect tie-down points and anchor rings for rust or damage
  • Empty any storage compartments and verify they're clean and functional

Seasonal Storage Adjustments

Summer (December–February)

Heat and UV are your enemies. Ensure your storage location has good ventilation to prevent internal temperatures from becoming extreme. Check tyre pressures regularly. Heat expands air inside tyres, increasing pressure. Use a breathable cover if storing outdoors.

Autumn (March–May)

Falling leaves and debris accumulate. Clear gutters, vents, and drain holes regularly. Check for moisture build-up inside the trailer.

Winter (June–August)

Condensation is common as temperatures drop. Run a dehumidifier and ensure the storage space is well-ventilated. Check brake fluid levels. Cold can affect hydraulic performance.

Spring (September–November)

This is inspection time. Do a thorough check before the busy summer hiring season. Test all systems, reapply protective coatings, and schedule any repairs before peak demand.

Insurance and Documentation

Keep comprehensive records of all maintenance, repairs, and inspections. Photograph your trailer regularly. Those images are handy if you ever need to make a claim, and they reassure potential hirers that you maintain your equipment.

Talk to your own insurer about your trailer while it's stored and while it's hired out. Ask them what they need from you, and get it sorted before you list it.

Maximise Your Earning Potential

Investing time in proper storage and maintenance can lift your TrailerConnect bookings and rates. Well-maintained trailers can attract more hirers, earn better reviews, and stay available year-round without unexpected downtime.

Set a realistic maintenance schedule and stick to it. A trailer stored properly can cost less to maintain, last longer, and earn more. The same principles apply to a simple box trailer or a specialised tandem axle unit: protect it from the elements, check it regularly, keep it clean, and address issues early.

Your trailer is an asset that pays dividends when properly cared for. Time spent on storage and maintenance can pay you back in reliability, safety, and hire income.

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Own a trailer?

Earn from it on the days you are not using it. Free to list, and you set the price and the dates.

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