Calais Series Cadillac's could be chosen in Coupe, Hardtop Sedan or Sedan. Calais models were mostly outfitted with 429 V8 engines and Turbo Hydra-Matic Transmissions. Standard conveniences options included Power Steering, Power Brakes, Cornering Lights, Electric Clock, Ash Receiver Lights, Courtesy Lights, Glove Box Lights, Reading Lights, Trunk Light, Remote Control Outside Mirror, Electric three-speed Windshield Wipers and Disc Brakes. Eight different interior trim options were available along with sixteen exterior body colors. Calais models were identifiable by the Cadillac script letters located on the rear deck lid and a "Calais" script on the rear quarter panels.

1966 Cadillac Calais Production Numbers

Model Number	Body/Style Number	Body Type & Seating	Factory Price	Shipping Weight	Total Production
682	69-K	4 dr Sedan - 6P	$5,171	4,460 lbs	4,575
682	39-N	4 dr Hardtop Sedan - 6P	$5,171	4,465 lbs	13,025
682	57-G	2 dr Hardtop Coupe - 6P	$4,986	4,390 lbs	11,080

1966 Cadillac Options

Option Name	Price	Available on Models
Air conditioner	$495	except Fleetwood 75
Bucket seats with console	$188	F J B (leather upholstery required)
Controlled differential	$54	all
Cruise control	$97	all
Door guards	$4	two-door models
Door guards	$7	four-door models
Fleetwood Brougham option	$199	M
Soft Ray tinted glass	$52	all
Delete-option heater and defroster	$97	credit, except Fleetwood 75
Delete-option heater and defroster	$135	credit, Fleetwood 75
Leather upholstery	$141	J B L M
License plate frame	$6	all
Padded roof	$124	J
Padded roof	$140	B L
Left-hand four-way power bucket seat	$54	F J B
Power door locks	$46	G F J E
Power door locks	$70	N K B L M
Power headlight control	$51	except Fleetwood 75
Power headlight control	$46	Fleetwood 75
Headrests	$40	all
Recliner seat with headrest	$64	F J B E
Six-way power front seat	$113	G N K
Six-way power front seat	$85	F J B L M
Seat warmer	$60	all
Power windows	$119	Calais
Power vent windows	$73	all
AM/FM radio	$191	all
Adjustable steering wheel	$91	except Fleetwood 75
Remote control trunk lock	$53	except Fleetwood 75
Twilight Sentinel	$57	except E R S