The Sixty Special Fleetwood now had 12 vertical louvers at the rear lower side of the back fenders and continued with a Fleetwood script on the rear deck. The special "glamour" upholstery used in the 60S was similar to the metallic thread fabric with genuine leather trim combination used in the Series 62 Coupe DeVille. Standard equipment included:
| Model Number | Body Style | Doors | Model | Seat | Price | Weight | Production Total |
|---|---|---|---|---|---|---|---|
| 55-60 | 6019X | 4-door | Sedan | 6 | $4728 | 2066 kg | 18,300 |
| Type | V-8: Overhead valves |
| Block | Cast iron block |
| Displacement | 5.425 Liters |
| Bore and stroke | 96.8mm x 92.1mm |
| Compression ratio | 9.0:1 |
| Brake horsepower | 250 hp @ 4600 rpm |
| Power | 186 kW @ 4600 rpm |
| Bearings | Five main bearings |
| Valve lifters | Hydraulic valve lifters |
| Carburetors | Carter WCFB four-barrel, Models 2355S, 2354S, 2185S, 2186S, 2266S, 2267S, and 2255 - also - Rochester 4GC four-barrel, (Less air conditioning) Model 7007970; (With air conditioning) Model 7007971. |
| Feature | Series 60 Fleetwood |
| Wheelbase | 3378mm |
| Overall Length | 5773mm |
| Front Tread | 1524mm |
| Rear Tread | 1603mm |
| Tires | 8.00 x 15 |
| Exhausts | Standard dual exhausts |
| Standard Rear axle ratio | 3.36:1 |
| Optional Rear axle ratio | 3.07:1 |