1970 Cadillac Coupe DeVille

Prescott Valley, Arizona

$27,000

Vehicle Details

Make

Cadillac

Model

Coupe DeVille

Year

1970

Description

1970 Cadillac Coup de Ville\r\n Engine: 472 Cubic Inch Cadillac 10,000 Miles\r\n Transmission: Built 200-R4 Stage 2 with Lockup \r\n Converter 1000 Miles\r\n Wheels: 20\" \"American Racing\" Custom made for 1970 \r\n Cadillac\r\n Suspension: Cut Coils (2 1/2\" Drop)\r\n Fabrication: 5\"Raised Drive Shaft Tunnel requiring \r\n custom crossmember and one-piece drive shaft from \r\n \"Machine Shop\" in Chino Valley, Arizona\r\n Upholstery: Bench Seat turned into individual \r\n buckets\r\n Woodwork: Rear console and armrests hand-crafted \r\n from dark Walnut\r\n Bodywork: Extended quarter panels and frenched tail \r\n lights and Staved door handels.\r\n Paint: Many coats of hand rubbed acrylic lacquer\r\n All work performed by owner at home in back yard\r\n Special Thanks John Simmons\r\n\r\n

Cadillac Coupe de Ville Buyer's Guide (1949–1970)

Full guide

Sarah Whitfield

Pre-War Classics

1949–1970

~4 min read

Updated Apr 2026

The Coupe de Ville defined American luxury for two decades — the pillarless hardtop that turned the Cadillac body into something closer to sculpture. The 1959 and 1960 cars with their jet-age tail fins are the visual apex. A correct, well-documented example is a legitimate piece of American automotive art.

This guide covers

✓ 10-point inspection checklist

✓ Common issues & what to avoid

✓ In-person inspection guide

✓ Market pricing by year & condition

✓ 4 FAQs answered

✓ History & fun facts

Read the Full Coupe DeVille Buyer's Guide

Cadillac Coupe DeVille Market Overview

Based on 31 Cadillac Coupe DeVille listings currently on ClassicCarsArena.com

Listed Now

$30,392

Avg. Asking Price

1953–1991

Year Range

Price Position on Our Site — Average Range

This car: $27,000

Low: $5,895 High: $119,995

Transmission Distribution

Automatic 90%

Condition Distribution

Excellent 13%

Good 6%

Data from ClassicCarsArena.com listings Browse all 31 listings →

💰

What is this car worth?

Check sold prices for the 1970 Cadillac Coupe DeVille

Valuation Tool →

Cadillac Coupe de Ville Buyer's Guide (1949–1970)

From a concours judging perspective, few cars reward careful evaluation more than the Coupe de Ville. The chrome is complex, the paint is substantial, and the interior materials — leather, wool broadcloth, chrome hardware — were produced to a standard that modern manufacturing cannot easily replicate. What I look for first is authenticity: the correct paint code, the correct interior fabric, the correct wheel covers. Cadillac documented these cars extensively at the factory, and the serial number tag tells you exactly what left the assembly line. A car that matches its documentation is a different asset from one that has been "restored" to a configuration it never had.

What to Check Before Buying

✓

Trim tag verification — Read firewall/door jamb tag and confirm paint and interior code match the car

✓

Chrome inventory — Document every chrome piece present — 1959–1960 chrome is the most expensive to restore

✓

Lower rear quarter rust — Probe fin base area on 1954–1964 cars — primary rust zone

✓

Trunk floor corners — Remove mat and probe all four trunk corners

✓

Power window test — Test every window — non-working motors are a known restoration cost

✓

Power seat test — Test all seat adjustment functions — motor failure is common on unrestored cars

✓

Hydra-Matic fluid condition — Check ATF color and smell — dark or burnt fluid indicates service overdue

✓

Headliner condition — Inspect headliner for staining from window seal moisture intrusion

✓

Year VIN confirmation — For 1959–1960 purchases: confirm year from VIN before paying fin-peak premium

✓

Wheel cover completeness — Verify correct year-specific wheel covers are present and undamaged

Common Issues

Lower rear quarter rust at the fin base on 1954–1964 cars — the fin structures trap moisture. Chrome deterioration is the most expensive cosmetic issue — correct replating or reproduction sourcing for 1959–1960 cars can exceed $15,000. Power window and seat motor failure is nearly universal on unrestored cars. Hydra-Matic transmission service is overdue on most high-mileage examples — neglected fluid causes clutch pack wear. Air conditioning system recharge and seal replacement needed on most unrestored cars. Headliner deterioration on pillarless hardtops from moisture intrusion at the window seals.

What to Look For

Trim tag verification — confirm factory paint code and interior match the car's actual configuration. Lower rear quarter panels at the fin base for rust and filler. Trunk floor corners. Floor pans. Chrome inventory — document every piece present and assess condition carefully, especially on 1959–1960 cars where chrome is extensive and expensive. Test all electric functions: windows, seats, top if convertible, antenna. Verify 1959 vs 1958 VIN if buying a fin-peak car — year matters enormously to value. Check for correct wheel covers and hubcaps to the specific model year.

Price Guide

Driver-quality 1961–1966: $12,000–$20,000. Show quality: $24,000–$36,000. 1959–1960 driver: $28,000–$42,000; show: $55,000–$80,000; concours correct: $90,000–$130,000+. 1949–1953 original generation driver: $18,000–$28,000; show: $35,000–$55,000. Chrome restoration cost on a 1959–1960 needing full chrome work: $12,000–$20,000 — always factor this into asking price evaluation.

Did You Know?

The term "Coupe de Ville" is French for "town car coupe" — a reference to the formal coachwork tradition where a town car had an enclosed passenger compartment with an open or semi-open driver's section. Cadillac's 331 OHV V8 introduced in 1949 directly inspired Chrysler's Hemi development and accelerated the end of the flathead engine era. Elvis Presley owned multiple Coupe de Villes and famously gave them as gifts — the combination of the car with American celebrity culture in the 1950s is inseparable from its mythology.

$27,000