# WAI Global 7157MN Alternator for 1972-1986 Buick Century

### Specifications

-   Amperage Rating: 100 A
-   Decoupled Or Clutch Pulley: No
-   Family: DELCO
-   Fan Type: External
-   Pulley Included: No
-   Regulator Type: Internal
-   Rotation Direction: Clockwise (Right)
-   Voltage: 12 VDC

### Features

-   Elaborately designed to provide just enough power
-   Identical in specifications to the factory alternator
-   Made to comply with strict OE quality requirements
-   Enables precise fit and offers dependable operation

### Product Details

Alternator (7157MN) by WAI Global®. Current: 100 Amp. Without Pulley. Rotation: Clockwise. Voltage: 12V. Is the performance of your vehicle affected by the power outage? It may be time to replace your old alternator. This premium factory-style alternator is designed to stringent OEM standards to fit, look, and function just like the original part. Made with proven technology and tried-and-true equipment, it guarantees to deliver reliable long-term performance.

Brand: WAI Global

Part Number: 7157MN

UPC: 609843011534

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

1973-1974

Buick

Century

1977-1979

Buick

Century

1973-1980

Buick

Electra

1973-1980

Buick

Le Sabre

1973-1974

Buick

Regal

1977

Buick

Regal

1972-1979

Buick

Riviera

1972

Cadillac

Deville

1975-1984

Cadillac

Deville

1975-1985

Cadillac

Eldorado

1976-1985

Cadillac

Seville

1980

Chevy

Blazer

1979-1982

Chevy

Caprice

1980-1982

Chevy

CK Pickup

1985

Chevy

CK Pickup

1976-1981

Chevy

El Camino

1980

Chevy

G-Series

1986

Chevy

G-Series

1979-1982

Chevy

Impala

1978-1981

Chevy

Malibu

1979-1981

Chevy

Monte Carlo

1973-1986

Chevy

P-Series

1980-1982

Chevy

Suburban

1985

Chevy

Suburban

1980-1982

GMC

CK Pickup

1985

GMC

CK Pickup

1980

GMC

G-Series

1986

GMC

G-Series

1980

GMC

Jimmy

1973-1986

GMC

P-Series

1980-1982

GMC

Suburban

1985

GMC

Suburban

1977-1979

Oldsmobile

Cutlass

1975-1979

Oldsmobile

Eighty-Eight

1975-1979

Oldsmobile

Ninety-Eight

1975-1979

Oldsmobile

Toronado

1973-1980

Pontiac

Bonneville

1973-1980

Pontiac

Catalina

1972-1976

Pontiac

Firebird

1973-1975

Pontiac

Grand Am

1979

Pontiac

Grand Am

1973-1977

Pontiac

Grand Prix

1979

Pontiac

Grand Prix

1972-1979

Pontiac

LeMans

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the Vehicle Fitment Table above before purchase.

**What part number is this?**  
The listed part number is 7157MN.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match the compatible vehicle applications listed in the fitment table.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering.

### Common Searches

-   Alternator for Buick Century
-   7157MN fitment
-   WAI Global Alternator
-   1973 Buick Century Alternator

## Details

- **Price:** 373.66 CAD
- **Vendor:** WAI Global
- **Type:** Alternator
- **Tags:** 1972 Cadillac Deville, 1972-1976 Pontiac Firebird, 1972-1979 Buick Riviera, 1972-1979 Pontiac LeMans, 1973-1974 Buick Century, 1973-1974 Buick Regal, 1973-1975 Pontiac Grand Am, 1973-1977 Pontiac Grand Prix, 1973-1980 Buick Electra, 1973-1980 Buick Le Sabre, 1973-1980 Pontiac Bonneville, 1973-1980 Pontiac Catalina, 1973-1986 Chevy P-Series, 1973-1986 GMC P-Series, 1975-1979 Oldsmobile Eighty-Eight, 1975-1979 Oldsmobile Ninety-Eight, 1975-1979 Oldsmobile Toronado, 1975-1984 Cadillac Deville, 1975-1985 Cadillac Eldorado, 1976-1981 Chevy El Camino, 1976-1985 Cadillac Seville, 1977 Buick Regal, 1977-1979 Buick Century, 1977-1979 Oldsmobile Cutlass, 1978-1981 Chevy Malibu, 1979 Pontiac Grand Am, 1979 Pontiac Grand Prix, 1979-1981 Chevy Monte Carlo, 1979-1982 Chevy Caprice, 1979-1982 Chevy Impala, 1980 Chevy Blazer, 1980 Chevy G-Series, 1980 GMC G-Series, 1980 GMC Jimmy, 1980-1982 Chevy CK Pickup, 1980-1982 Chevy Suburban, 1980-1982 GMC CK Pickup, 1980-1982 GMC Suburban, 1985 Chevy CK Pickup, 1985 Chevy Suburban, 1985 GMC CK Pickup, 1985 GMC Suburban, 1986 Chevy G-Series, 1986 GMC G-Series, 7157MN, Alternator, Automotive, WAI Global

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 373.66 CAD | In stock |

## Images

- WAI Global 7157MN Alternator for 1972-1986 Buick Century

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/wai-global-7157mn-alternator)
> Updated: 2026-08-11