1985 GMC Charging Systems

Alternator, Internal Regulator, 140 Amp, V-Belt Pulley, Chrome, GM, Each

Part Number: SUM-810350

4.7 out of 5 stars ( 64 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 12 V, 140 amp, Natural Finish, Serpentine Pulley, Buick, Chevy, GMC, Pontiac

Part Number: SUM-810345

4.56 out of 5 stars ( 32 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Alternator, One-Wire, GM 10si Case Style, 12 V, 140 amps, Chrome, Serpentine Pulley, Buick, Chevy, Pontiac

Part Number: TFF-7127NK6G

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Battery, 12 V, AGM, 641 Cranking Amps at 32 Degrees F, Top Post, 6.65 in. Length, 7.04 in. Width, 4.98 in. Height, Each

Part Number: XSP-S925

4.65 out of 5 stars ( 20 )

Cannot be shipped Internationally if shipped by air

• Restricted
• Free Shipping

Alternator, GM 10si, 110 Amp, Internal Regulator, Chrome, Buick, Chevy, Pontiac, Oldsmobile, Each

Part Number: TSN-ES1001C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 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 3/2/2026 if shipped by air

• Free Shipping

Alternator, Black Powdercoated, 140 Amps, V-Belt, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: TFF-7140FBULL

4.74 out of 5 stars ( 39 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Alternator and Generators, Ultra Series, GM 10SI, Alternator, 100 amp, 12V, Single Wire, Black Finish, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: MCH-P2555-08

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Alternator, GM 10SI/10DN/12SI Case Style, 12 V, 140 amps, 0.667 in. Dia. Pulley Shaft, Chrome Plated, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: MCH-P2556-06

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 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 3/2/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 80 Amp, Chrome, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: PRO-66445-8N

4.96 out of 5 stars ( 24 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Alternator, GM 10si, 110 Amp, Internal Regulator, Black, Buick, Chevy, Pontiac, Oldsmobile, Each

Part Number: TSN-ES1001BK

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 80 Amp, Chrome Plated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: SUM-G1666-80

4.62 out of 5 stars ( 13 )

Estimated Ship Date: Monday 3/2/2026 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

4.64 out of 5 stars ( 25 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Alternator, 140 Amp, Replacement, V-Belt, Chrome, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: TFF-7127NK

4.68 out of 5 stars ( 19 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

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

Part Number: SUM-G1667AP

4.9 out of 5 stars ( 20 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 12 V, 100 amp, Natural Finish, Serpentine Pulley, Buick, Chevy, GMC, Pontiac

Part Number: SUM-810341

4.91 out of 5 stars ( 11 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 140 Amp, Serpentine Belt Pulley, Chrome, Each

Part Number: SUM-810351

4.24 out of 5 stars ( 25 )

Estimated Ship Date: Monday 3/2/2026 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 3/2/2026 if shipped by air

• Free Shipping

Alternator, Internal Regulator, 150 Amp, Double V-Belt Pulley, Natural, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-47294-2

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 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 3/2/2026 if shipped by air

• Free Shipping

Alternator, Smooth Look, Polished, 150 Amp, 12v, GM 12si, V-Belt Pulley, Each

Part Number: PWM-67297

4.68 out of 5 stars ( 34 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Alternator, Performance, Mini, High Amp, GM CS121 Case Style, 12 V, 120 Amps, Natural, V-Belt Pulley, Each

Part Number: TFF-7937ST

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 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 3/2/2026 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 3/2/2026 if shipped by air

• Free Shipping