Buick · 1963-1982
Riviera
riviera · riviera gran sport · riviera gs · boattail riviera · riviera s type · riviera t type
24 option rows 21 RPO codes 17 model years
0% Factory-verified
- ✓ Factory-verified · 0
- ● Confirmed · 17
- ◑ Single-source · 7
- ⚠ Disputed · 0
Applicable options
Documented RPO codes
Model year
| Code | Option | Years | Notes & factory source | Confidence |
|---|---|---|---|---|
| Y48 | Super Wildcat 425 cid dual 4-bbl V8, 360 hp (corporate RPO) | 1964 | Riviera | Single-source |
| A8 | Super Wildcat 425 dual-quad engine option (dealer code); 454 sold without GS package in 1965 | 1965 | Riviera | Confirmed |
| A9 | Gran Sport option, $306.38: 360 hp Super Wildcat dual 4-bbl (engine code **LX**, chromed twin-snorkel air cleaner, finned aluminum valve covers), modified exhaust & TH-400, posi w/ 3.42 axle, ornamentation, wheel covers | 1965 | Riviera; 3,354 built | Confirmed |
| H-2 | Ride and Handling package: quicker steering, firmer suspension | 1965 | Riviera; extra-cost companion to A9 | Confirmed |
| A9 | Riviera GS option (dealer ordering code): performance axle/posi, ride-and-handling chassis, ornamentation; 1970 listing verbatim "Riviera GS Option" | 1966–1970 | Riviera; verified on 1970 factory full-size sheet; 1965 usage confirms continuity | Confirmed |
| A7 / A8 | High-performance engine / engine group codes on full-size sheet | 1970 | Shared with full-size line — see [fullsize.md](fullsize.md#year-1970) | Confirmed |
| B2 | Turbo Hydra-Matic 400 | 1970 | Riviera (std/required) | Confirmed |
| C1 / C6 / C7 | Power disc brakes / steering / brakes | 1970 | Riviera | Confirmed |
| H2 / H3 | Ride & handling / automatic level control | 1970 | Riviera & full-size | Confirmed |
| I-5 | Automatic Climate Control A/C | 1970 | Riviera & full-size | Confirmed |
| K2 | Cornering lights | 1970 | Riviera & full-size | Confirmed |
| M9 | Heated-glass rear window defroster | 1970 | Riviera | Confirmed |
| S6 / S7 | Cruise Master / tilt wheel | 1970 | Riviera | Confirmed |
| X3 | Rim-blower steering wheel | 1970 | Riviera | Confirmed |
| — (GS option) | Riviera GS: specially calibrated TH-400, HD suspension, posi, chrome air-cleaner top, H78x15 tires, GS fender monograms; $200 in 1972 (455 4-bbl, 330 hp gross-'71/net-'72 ratings differ) | 1971–1973 | Boattail Riviera | Confirmed |
| KF2 | Wheel Spin Control (corporate RPO) — believed to be the **Max Trac** electronic traction control option | 1971–1974 | Riviera (Max Trac offered 1971–72 per parts sources; RPO-to-name mapping single-source) | Single-source |
| G80 | Positive traction differential (RPO) | 1971–1976 | Riviera | Confirmed |
| C61 | Automatic climate control A/C (RPO) | 1971–1976 | Riviera | Single-source |
| N37 | Tilt & telescoping steering column (RPO) | 1971–1976 | Riviera | Single-source |
| G67 | Rear air-lift shocks, automatic level control (RPO) | 1971–1976 | Riviera | Single-source |
| U35 / U63 | Electric clock / AM radio (RPO) | 1970–1976 | Riviera | Single-source |
| — (S Type) | Riviera S Type: 3.8L V6 turbo (4-bbl, ~185 hp in '79–'80 E-body tune), Gran Touring-style suspension, blackout trim | 1979–1981 | Riviera; Motor Trend 1979 Car of the Year context | Confirmed confirmed (model) |
| LC8 | 3.8L V6 turbocharged 4-bbl (corporate RPO as used on carbureted turbo Buicks) | 1979–1982 | Riviera S Type / T Type; RPO attribution to Riviera single-source | Single-source |
| — (T Type) | T Type replaced S Type designation | 1982 | Riviera | Confirmed confirmed (model) |
Source document: buick/riviera.md. Rows marked — record an option the factory offered whose RPO code is not documented in the consulted sources.