1990 GMC Powermaster Alternators and Generators

Alternator, CS130, 140 Amp, 12V, Internal Regulator, Side Battery Post, Serpentine, Center Offset, Chrome, GM, Each

Part Number: PWM-37402

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 200 Amp, Natural, Buick, Chevy, GMC, Pontiac, Each

Part Number: PWM-47864

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 200 Amp, CS144 Case, Natural, GM, Each

Part Number: PWM-48203

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 170 Amp, Chrome Plated, Buick, Chevy, GMC, Pontiac, Each

Part Number: PWM-17864

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator, Polished, 140 Amp, 12v, GM CS130, Serpentine Belt Pulley, Driver Side Mount, Each

Part Number: PWM-67461

2.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator, Street, 140 Amp, Chrome, Chevy, GMC, Pontiac, Each

Part Number: PWM-37461

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

200 AMP BLACK ALT `94-`96 CORVETTE 5.7L, ZR1

Part Number: PWM-57864

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator; XS Volt; Alternator; 200 Amp; Natural; Large Case; Each

Part Number: PWM-478648

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator, Street, GM CS144 Case Style, 12 V, 170 amps, Internal Regulator, Serpentine Pulley, Buick, Chevy

Part Number: PWM-7864

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 200 Amp, Chrome Plated, Buick, Chevy, GMC, Pontiac, Each

Part Number: PWM-37864

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator, XS Volt, Internal Regulator, 200 Amp, CS144 Case, Black Powdercoated, GM, Each

Part Number: PWM-582038

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator Kits, Polished, 100 Amp, 12v, GM CS121, SBC, V-Belt, Bracket, Driver Side Low Mount, Kit

Part Number: PWM-8-27926

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 200 Amp, CS144 Case, Chrome Plated, GM, Each

Part Number: PWM-38203

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Street, 12 V, 200 amps, Polished, Serpentine Pulley, Buick, Chevy, GMC, Pontiac, Each

Part Number: PWM-67864

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Street Alternators, 12V, 250 amps, Satin Black, Serpentine Pulley, Each

Part Number: PWM-58550-1

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator, Smooth Look, Polished, 150 Amp, 12v, GM 12si, Serpentine Belt Pulley, HV Fan, Nose Cover, Each

Part Number: PWM-67296

3.67 out of 5 stars ( 3 )

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator; XS Volt; Hi Amp Alternator; 200 Amp; Chrome; Large Case; SRE Mount. Different; [Available While Su

Part Number: PWM-378648

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

• Free Shipping

Alternator, CS130, 140 Amp, Small Case with Side Battery Terminal, 6 Groove Pulley, Left Mount, 12/14/16 Volts, Black, Chevy, Pontiac, GMC, Each

Part Number: PWM-574618

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order