OKA 4x4 Motorhome

General Information

Manufacturer and model OKA LT
Name Peter Fox
Year of manufacture 1996
For sale? no
Asking price? No


Engine type Perkins Phaser 1004-4t
Cubic capacity 4.0lt
Number of cylinders 4
Horsepower 110hp
Spicer 5 speed transmission, NP205 transfer case, Dana 60 front axle, Dana 70 rear axle. Cruise speed 90km/hr, max speed 100km/hr.


4x2, 4x4, 6x6, 8x8 4x4
Wheel base 3000
Number of seats 2
Tyre size 315 x 75 R16
Rim size 16
Type of tyre Hankook RT03. Mud Terrain
Tank capacity 200lt
Diesel filter yes
OKA has GVM of 5500kg. This OKA weighs 5200kg with full fuel, full water, driver and passenger, food clothing and all equipment for travel.
Permanent or manually selectable 4-wheel drive Part time 4x4
Diff locks Front ARB locker. Rear Spicer PwrLok


Manufacturer of the cabin Home built
Inner dimensions (LxWxH) 3800 x 2100
Outer dimensions (LxWxH) 3900 x 2160
Cabin material Aluminium Frame with DiBond cladding
Kind and thickness of insulation Closed cell foam, 25mm
Number of beds 1 x queen
Windows Single hopper Aussie Traveller- Perspex double skin
Subframe Aluminium frame fixed to chassis. OKA has a rigid non flex chassis and 3/4 pint mount is not necessary.
Cladding is fixed to the aluminium frame with 3mm gap, filled with Sikaflex 11FC.
Thick insulation as used in Europe is not necessary in Australia.


Material of furniture Aluminium frames. Seat bases made from 12mm Celuka. Drawer fronts , Bamboo. Drawers, folded aluminium. Internal lining, DiBond.

Cooking stove

Cooking stove Webasto Diesel X100
Gas installation No gas

Refrigerator; cool box

Manufacturer and type of fridge / cooler Vitrifrigo 135lt all fridge
Engle 40lt chest type - all freezer

Power supply

Voltage in the chassis 12v
Voltage in the cabin 12v
Charging converter 24V-12V No
110V / 230V in the cabin? yes
Inverter Victron EasyPlus 1600

Capacity of batteries in the cabin

Capacity of batteries in the cabin 400AH
Battery type LiFeYPO4
Battery charger for cabin batteries Victron EasyPlus 1600
Battery management Individual cell voltage and current limiter, low voltage cutout, cell level monitoring. Made by owner.

Power generation

Solar capacity 900W
Solar controller Outback 60A.
Fuel cell no
Power generator Honda 1 kVA
No mains connection

Heating system

Manufacturer and type of heating system Webasto AirTop 2000
Warm water processing Calorifier 20lt with heating from engine or internal 230v element
Cab heating Webasto

Gas system

Explanation of gas system
No gas

Water system

water flow 200lt
Water filtration system Silver and activated carbon filter on drinking water circuit
Capacity of fresh water tank(s) 240lt
Capacity of waste water tank(s) 20lt
Waste water from kitchen only. Shower is outside.


Manufacturer and type of toilet Air Head composting toilet
Capacity for 2 people for one month. Toilet is installed in a cupboard under the fridge and slides out into the doorway. It is continuously vented to the outside.

Vehicle accessories

Rear carrier No
Roof rack Yes
Storage boxes SpaceCase on roof rack
Outside cooking facilities Induction plate in kitchen hatch
Awning Yes
released 15.08.17 
owner Peter Fox 
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