The 4800 Series with its sloping hood,s enhanced visibility and compact turning circle is the ideal Constellation for applications with critical dimensions, and is perfectly suited for B-Double applications. Space, comfort, handling, safety and style PLUS Western Star’s legendary rugged dependability reach stellar heights with the Constellation Series. Custom-build your 4800 Series with the engine, driveline and suspension combination of your choice - then uniquely tailor it to match your needs, ambitions and achievements from Western Star’s extensive options list.

Engine Options
Detroit 12.7lt & 14lt (425 - 550hp).
Cummins 11lt & 15lt (400 - 520hp).
Cat C12 & C15, (380 - 550hp).

Transmissions Options
Eaton Fuller 10, 13, 15 & 18 speeds manual & auto-shift with oil pump & Hayden cooler; rear transmission support & oil filter (synthetic lube standard with 1,850 - 2,250lb/ft transmissions).

Front Axle
Meritor FG-941/FL941 - Forward Axle 838mm (33") set-back dimension.

Steering
Ross TAS 85, 23.3:1 ratio, RHD; Vickers V-20F pump; 4 Quart reservoir; 508mm (20") leather 2-Spoke steering wheel with tilt/telescopic column.

Front Suspension
1587mm (62.5 inch) taper leaf rated at 7,500kg (16,600lb) total capacity; cast iron spring brackets Threaded pins & bushes standard.

Front Brakes
Meritor 419x127mm (16.5"x5") 'Q-Plus' cam; automatic slack adjusters (Bearings are Timken tapered roller).

Rear Axle Options
Meritor 40,000 up to 52,000lb. Dana 44,000 up to 52,000lb.

Rear Brakes
Meritor 419x178mm (16.5"x7"), 'Q-Plus' cam with MGM chambers, automatic slack adjusters (Bearings are Timken tapered roller).

Main Driveline Options
Spicer 1810 3.4mm (0.134") wall with Glidecote splines SPL 250 heavy duty series.

Interaxle Driveline Options
Spicer 1710 3.4mm (0.134') wall with Glidecote splines SPL 170 heavy duty series.

Rear Suspension Options
Hendrickson HAS 400/461 - HN402 & HN46.
Neway AD464/252. Airliner 40K - 46K.
Rockwell six-rod (18,000 - 20,000kg).
Chalmers rubber block suspension (18,000 - 23,000kg).
TufTrac suspension.

Air Compressor Options
16.5 cfm - 37.4cfm (subject to engine options).

Oil Filter
By-pass/full flow: Engine mounted.

Air Cleaner
Dual 330mm (13") stainless steel dry element; external mounting, 152mm (6") ducting, restriction indicator & gauge in dash.

Fan Clutch
Kysor nylon fan with K22RA Kysor fan clutch.

Radiator Options
1200 square inch to 1450 square inch, heavy-duty radiator core with reinforced bottom tank, silicone hoses, (subject to engine option).

Water Conditioner
Manufacturers recommended coolant (to facilitate long life coolant programs).

Exhaust Options
Single/dual vertical muffler & stack with polished solid stainless steel exhaust shield; chromed stack & lower elbow; cab mounted subject to engine option.

Alternator
Delco Remy 12 Volt 135 - 160 amp, subject to engine

Batteries
Three/four Western Star 12 Volt 960 CCA; moisture proof cable ends; Cab disconnect switch, (subj. to engine option).

Starter Options
Delco Remy 12 Volt 42 - 50MT, subject to engine option.

Clutches Options
Eaton Fuller 1,850 - 2,250lb/ft, Vct/solo ceramic facing, subject to engine option.

Wheels Options
20 inch cast spoke spiders steel 6 spoke, with alloy wheels and steel disc available as options.

Oil Seals
Stemco 'Guardian' Front with polished window cap.
Rear are Chicago Rawhide 'Scotseal'.

Frame options
Material; Heat treated steel alloy.
5/16 x 10 5/8 single & double rail.
3/8 x 10 3/4 single & double rail.

Overhang
473mm (58").

Front Engine Crossmember
Steel.

Cab Front Supports
Iron.

Rear Cab Crossmember
Steel with air bags & shock absorbers.

Intermediate Crossmember
Tubular steel.

Rear Suspension Crossmember
Butterfly steel.

Rear Frame Crossmember
Tractor taper.

Front Bumper Options
Shipping bumper/chrome bumper or aluminium bullbar.

Moisture Ejector
Pull type drain valves on all tanks; Bendix Westinghouse DV-2 auto moisture ejector on wet tank.
CR Turbo 2000 air dryer is standard equipment.

Air Line Piping
Nylon, cab & chassis.

Air Tanks
Steel.

Fuel Tank Options
Fuel tank sizes available from 272lt (60 US gallons) to 454lt (100 US gallons); heavy duty polished stainless steel straps; dual draw fuel system (Fuel tank configurations subject to wheelbase).
Fuel cooler standard.

Battery Box
Numerous options, side mounted & in frame mount (subject to application).
Cab Shell & Doors E-Coated galvanised severe service steel cab with aluminised wax rustproofing; welded construction; exterior glass fibre sunvisor; glass fibre cab skirts; stainless steel sill plates.

Sleeper Cab Options
Starlight sleepers are available as low-line or high-rise.
They vary in size from 34"-48"-62" & there's a 76" if required.
Side shield & aero kit options available.

Steps
Polished aluminium; safety grip on fuel tanks & battery box.

Exhaust Hood & Fenders
Sloped tilt glass fibre hood with stainless steel grille bezel with insect screen; radiator mounted aluminium grille; mudflaps behind front tyres.

Insulation
Full cab & firewall insulation; cab undercoating; barium/ceramic/ foam insulation to floor & toeboard.

Grab Handle
Exterior dual 1040mm (41") polished stainless steel.

Mirrors
Heated dual West Coast type stainless steel (options include electronic or manual): door mounted; dual 152mm (6") stainless steel convex mirrors mounted below West Coast mirrors.

Horns
Dual rectangular Hadley 635mm (25") air horns with shields; single tone electric horn.

Headlamps
Dual 178mm (7") round headlamps.

Tail Lamps
Dual stop, tail, turn & reversing lamps.

Marker Lamps
5 amber chrome rectangular.
2 amber chrome rectangular if roof mounted condensor fitted.

Courtesy Lamps
Under dash & in both doors.

Switches
Three spare accessory switches; wiring & relay for bull lights.

Reading Lamps
Adjustable with individual switches in overhead console & above both doors.

Trailer Air Valves
Hand control valve; tractor protection valve; light connections, all behind cab.

Windows
Clear laminated windscreen; tinted safety glass side & rear; powered LHS door window.

Heater/Defroster
13.2kW (45,000 BTU) fresh air intake.

Air Conditioning
Integrated with radiator mounted condenser.

Interior Trim
Mesa vinyl upholstery package with diamond stitching on door panels (optional Phoenix velour), headliner & back panel. Soft touch trim on overhead console, windshield post covers, trim above doors & upper door panels; dual interior sunvisors with pocket; moulded overhead console with passenger side storage area; side window defrost ducts & integrated arm rests; document pouch on driver's door; colour-keyed carpet on lower door; rubber floor mats.

Driver's Seat
National 2000 high back: 3-point retractor seat belt; driver's seat armrests.
Optional Bostrom seat as well.

Passenger's Seat
Tubular frame, fixed mount; 3-Point retractor seat belt.
Options include National 2000 & Bostrom seats.

Instrument Panel
Vinyl 'Woodgrain' in Royal Rosewood.

Instruments & Gauges
Air pressure gauge, low air buzzer & lamp, fuel gauge, voltmeter, engine coolant temperature, oil pressure, engine oil temperature, exhaust temperature, rear axle oil temperature, transmission oil temperature, 89mm (3 1/2") diameter speedometer/odometer & 89mm (3 1/2") electronic tachometer with hour meter, Datastar.

Paint
White Dupont acrylic urethane to cab & hood; red chassis, silver rims (options include custom paint).

Tyres & Wheels

Front tyres:
Goodyear 295/80 R 22.5" 16 ply G391.
Rear tyres:
Goodyear 11 R 22.5" 16 ply G167.
Front rims:
Hayes Lemmerz 22.5 x 8.25 steel.
Rear rims:
Hayes Lemmerz 22.5 x 8.25 steel. Options include Bridgestone Michelin.