BUICK RIVIERA Powermaster Parts and Accessories

Alternator, Internal Regulator, 150 Amp, Natural, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-47293-104

4.87 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 100 Amp, Chrome Plated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-17294-114

4.92 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Smooth Look, Delco 12 SI Case, 150 amps, 12 V, V-Belt Pulley, Chrome, Internal Regulator, Each

Part Number: PWM-37297

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 150 Amp, V-Belt, Black Powdercoated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-57294

4.63 out of 5 stars ( 24 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Starter, OEM-Style, High-Torque, Chrome, Buick, Cadillac, Chevy, Each

Part Number: PWM-13631

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 150 Amp, Black Powdercoated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-57293-104

2.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Retro, GM 10si, 12 V, 100 amps, Polished, V-belt Pulley, Buick, Cadillac, Chevy, Olds, Pontiac

Part Number: PWM-67127

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

1-Wire HPR Series, for 6.61" Straight Mount-Upgrade for 10DN/10si/12si/CS130-180A+ Top/145A+ Idle

Part Number: PWM-847296-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 85 Amp, Natural, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-7127

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Smooth Look, Black, 150 Amp, 12v, GM 12si, V-Belt Pulley, High Volume Fan, Each

Part Number: PWM-57295

4.88 out of 5 stars ( 16 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 150 Amp, Chrome Plated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-37294

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 100 Amp, Natural Finish, Buick, Chevy, GMC/Oldsmobile, Pontiac, L4/V6/V8, Each

Part Number: PWM-8500

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 100 Amp, Black, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-8072

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Altenator, Small Frame HPR, GM CS130D Case Style, 180 Amps, Natural, 12 V, One-Wire Capable, V-Belt, Internal Regualtor, Each

Part Number: PWM-847295

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 70 Amp, Natural, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-8060

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Smooth, Internal Regulator, 150 Amp, Chrome, Buick, Cadillac, Chevy, Oldsmobile, Pontiac,

Part Number: PWM-37297-313

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Race, Delco AD230 Case, 165 amp, 12 V, V-Belt Pulley, Black Powdercoated, Internal Regulator, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: PWM-58413

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Race, 12V, 80 Amp, Black, Smooth Look, 1V Pulley, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: PWM-8005

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Smooth Look, GM 12si, 12 V, 150 amps, Polished, V-belt Pulley, Buick, Chevy, Olds, Pontiac, Each

Part Number: PWM-67297-367

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 100 Amp, Natural, AMC, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-7294-104

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 150 Amp, Polished, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-67293-114

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 150 Amp, Natural, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-47294-104

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 150 Amp, Chrome Plated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-37293-367

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 100 Amp, Chrome Plated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-17294-313

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Alternator, Black, Smooth Look, 150 Amp, 6-Groove Serpentine Pulley, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: PWM-57297-104

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping