Specification
- Production 1974-1976
- Assembly Flint, Michigan
- Body style(s) 2-door coupe
- Engine(s) 455 in³ Buick V8
- Transmission(s) 3-speed ST-400 automatic
- Height 54.0 in (1372 mm)
- Length 226.4 in (5751 mm) (1974)
223.0 in (5664 mm) (1975)
218.6 in (5552 mm) (1976)
- Width 80.0 in (2032 mm)
- Wheelbase 122.0 in (3099 mm)
- Layout FR layout
- Platform E-body
The history of the Buick Riviera IV
| Type |
1980s |
1990s |
2000s |
| 0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
| Subcompact |
Skyhawk |
  |
  |
  |
| Compact |
  |
Skyhawk |
  |
  |
|   |
Somerset |
  |
  |
  |
| Skylark |
Skylark |
Skylark |
  |
  |
| Mid-size |
Century |
Century |
Century |
  |
| Regal |
Regal |
Regal |
LaCrosse |
| Full-size |
Riviera |
Riviera |
  |
Riviera |
  |
| LeSabre |
LeSabre |
LeSabre |
LeSabre |
Lucerne |
| Electra |
Electra |
Park Avenue |
Park Avenue |
  |
| Estate |
Roadmaster |
  |
  |
| Crossover |
  |
  |
  |
Rendezvous |
Enclave |
| SUV |
  |
  |
  |
Rainier |
  |
| Minivan |
  |
  |
  |
Terraza |
  |
| Sports |
  |
Reatta |
  |
  |