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Luxury Off-Grid Hybrid Caravan

C18

Rugged 18ft off-roader.

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Key highlights

  • Full-height 18 ft interior with tandem-axle off-road footprint
  • Up to 600 Ah lithium as published, with upgrade pathway to 900 Ah
  • Couples layouts plus bunk-focused family options
  • Internal and external kitchens for flexible touring setup
  • Australian-made chassis and composite construction approach

Quick specs

Body style
Full-height tandem-axle off-road hybrid caravan
Internal body length
5.40 m / 18 ft
Sleeping capacity
Up to 4 people
ATM
3,500 kg
Published starting price
From $164,990*

Immersive walkthrough

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C18 key specifications

Key specificationDetails
CategoryCampers, Family
Body styleFull-height tandem-axle off-road hybrid caravan
Internal body length5.40 m / 18 ft
Sleeping capacityUp to 4 people
BathroomFull rear ensuite or bunk-layout alternative
ATM3,500 kg
Tare2,743 kg
Ball weightConflicting: 175 kg summary; 230 kg specifications
Towing length8.05 m
Published starting priceFrom $164,990*
ManufactureAustralian made

Dimensions and weights

Published by CUB Campers as at 27 July 2026.

SpecificationMetricImperial
ATM3,500 kg7,716 lb
Tare2,743 kg6,047 lb
Ball weight230 kg in body specs; 175 kg in page summary507 lb
Internal length5.40 m18 ft
Internal height2.04 m6.69 ft
Internal width2.04 m6.69 ft
Towing length8.05 m26.41 ft
Towing height3.06 m10.04 ft
Towing width2.25 m7.38 ft
Minimum published height2.95 m9.68 ft
Maximum published height3.13 m10.27 ft

Manufacturer page has conflicting ball-weight references. Confirm certified figure for the completed caravan.

Tare and ball weight are indicative only and may change depending on selected drawbar arrangement and accessories.

Published layout options

C18 layouts include couples and family-focused rear arrangements.

LayoutRear arrangementPublished capacity
CUB KingRear ensuite2
Twin SinglesRear ensuite2
Bunk BedsRear bunks replacing rear ensuiteUp to 4

CUB FAQ describes two adult-length bunks replacing the ensuite. Confirm final bathroom arrangement for family layout.

Standard equipment

Australian Construction
  • Australian-made DuraGal hot-dipped galvanised tandem chassis
  • Chassis designed and manufactured in-house
  • Timberless, frame-free composite construction
  • 30 mm composite walls and 40 mm composite floor
  • Structural foam insulation
  • Seven-year structural warranty promoted by CUB
Chassis, Suspension and Off-Road Equipment
  • Tandem-axle configuration
  • Cruisemaster ATX airbag suspension with adjustable ride height
  • DO35 off-road coupling referenced in FAQ
  • 17-inch alloy wheels and Yokohama X-AT tyres
  • 12-inch electric brakes
  • 3,500 kg ATM
External Kitchen
  • Premium slide-out kitchen
  • Dual-zone induction cooktop
  • Sink and fold-down preparation bench
  • Large fridge slide
Interior Comfort
  • 2100 x 1600 mm main bed
  • Twin-single and bunk layout options
  • L-shaped dinette
  • Integrated air-conditioning
  • Panoramic windows and extensive storage
Internal Kitchen
  • Stainless-steel sink
  • Microwave
  • Soft-close drawers
Off-Grid Power
  • 600 Ah lithium battery capacity
  • Upgradeable to 900 Ah
  • Redarc RedVision TVMS100 power management
  • Redarc 3,000 W inverter referenced in FAQ
  • LED lighting and external sensor lighting
Water and Plumbing
  • 200 L fresh-water capacity
  • Two 100 L fresh-water tanks
  • 100 L grey-water tank
  • Optional third 100 L fresh-water tank
  • Separate shower and toilet in ensuite layout

Manufacturer page also contains conflicting references for suspension rating, standard solar and inverter inclusions.

Optional equipment and upgrades

Touring and Layout Options

  • Starlink-ready satellite-internet connection
  • Washing machine
  • Family bunk layout
  • Twin-single layout

Off-Grid and Utility Options

  • Battery upgrade from 600 Ah to 900 Ah
  • Third 100 L fresh-water tank
  • Second spare wheel (subject to tank compatibility)

Confirm standard versus optional status of 3,000 W inverter and 1,080 W solar configuration before ordering.

Important information

Information, pricing, dimensions, weights, equipment and layouts are indicative and subject to change without notice.

The source page contains conflicting ball-weight, suspension, solar and inverter information.

Final certified weights, standard equipment, option pricing, payload, towing suitability and warranty coverage must be confirmed with CUB.

Source reference: www.cubcampers.com.au/pages/cub-c18-off-grid-hybrid-caravan