OLDSMOBILE Charging Systems

Wiring Harness Adapter, GM 10SI Wiring to CS121, CS130, CS144 Alternator, w/out Alt Warn Light - GM 12102921 1988-95, Each

Part Number: PCO-5327PT

5.0 out of 5 stars ( 12 )

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

Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 140 Amps, Black Powdercoated, V-Belt, Each

Part Number: TFF-7127NKB12

4.25 out of 5 stars ( 8 )

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

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Alternator, Internal Regulator, 100 Amp, Orange, Buick, Chevy, GMC, Oldsmobile, Pontiac, V8, Each

Part Number: SUM-811004

3.67 out of 5 stars ( 3 )

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

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Alternator, Chrome, Red Chevy Bowtie Emblem, Internal Regulator, V-Belt Pulley, 80 Amp, 1-Wire, GM, Each

Part Number: PRO-141-659

4.0 out of 5 stars ( 6 )

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

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Battery Tray, One Battery Capacity, Steel, Black E-coated, Oldsmobile, Each

Part Number: GMK-4532-300-682

Not Yet Reviewed

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

Alternator, Smooth Look, Polished, 100 Amp, 12v, GM 12si, V-Belt Pulley, Each

Part Number: PWM-27297

5.0 out of 5 stars ( 3 )

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

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Alternator, Slant Edge GM 10SI Case, 12V, 100 Amp, One-wire Hook-up, V-Belt, 12 V, with Pulley, Steel, Red Finish, GM, Small/Big Block, Each

Part Number: PRO-141-150

Not Yet Reviewed

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

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Alternator, Internal Regulator, 63 Amp, Chrome Plated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: SUM-G1666

4.83 out of 5 stars ( 6 )

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

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Alternator, Black Crinkle, Red Chevy Bowtie Emblem, Internal Regulator, V-Belt Pulley, 100 Amp, 1-Wire, GM, Each

Part Number: PRO-141-662

3.75 out of 5 stars ( 4 )

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

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

Part Number: PWM-27294-367

5.0 out of 5 stars ( 2 )

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

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Battery Hold Down Clamp, Steel, Black, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: RNB-00587

4.86 out of 5 stars ( 7 )

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

240 amp alternator for early GM front wheel drive V6 car

Part Number: MEH-8287240

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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• Special Order

Alternator and Generators, Ultra Series, GM 10SI, Alternator, 140 amp, 12V, Single Wire, Polished Finish, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: MCH-P2556-05

3.0 out of 5 stars ( 2 )

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

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• $20 Summit Bucks

Voltage Regulator, 12 V, Steel, Black, AMC, Buick, Cadillac, Chevy, GMC, International, Jeep, Oldsmobile, Pontiac, Rover, Each

Part Number: ADO-C635

2.86 out of 5 stars ( 7 )

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

Alternator, Internal Regulator, 100 Amp, Red, Buick, Chevy, GMC, Oldsmobile, Pontiac, V8, Each

Part Number: SUM-811002

4.9 out of 5 stars ( 10 )

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

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Bearing, Alternator and Generator End Bearing, Clutch Pilot Bearing, Power Steering Pump Bearing, Each

Part Number: TMK-203FF

5.0 out of 5 stars ( 1 )

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

Alternator, One-Wire, GM 10si, 12 V, 100 amps, Polished, Serpentine Pulley, Buick, Chevy, Oldsmobile, Pontiac

Part Number: TFF-7127NDP6G

5.0 out of 5 stars ( 3 )

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

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Alternator, CS130, 140 Amp, Chrome, V Belt, Right Offset, Each

Part Number: MCH-P568

3.33 out of 5 stars ( 9 )

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

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• $20 Summit Bucks

Alternator, CS130, 140 Amp, Natural, Serpentine, Right Offset, Each

Part Number: PWM-47860

5.0 out of 5 stars ( 2 )

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

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Alternator, Chrome, V-Belt, 50 Amp, Nippondenso, 1-Wire, Each

Part Number: PRO-66431

Not Yet Reviewed

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

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Alternator, Natural, 100 Amp, Serpentine Pulley, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: TFF-7127D6G

4.25 out of 5 stars ( 4 )

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

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Alternator, Internal Regulator, 105 Amp, Chrome Plated, Left Offset, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: PWM-17861

4.6 out of 5 stars ( 10 )

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

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

Part Number: PWM-8003

5.0 out of 5 stars ( 3 )

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

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Alternator; CS130; 140 Amp; w/Side Battery Post; 6 Groove Pulley; Right Mount; Polished

Part Number: PWM-67460

5.0 out of 5 stars ( 2 )

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

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Alternator, CS130, 140 Amp, Serpentine, Polished, Center Offset, Each

Part Number: PWM-67401

3.0 out of 5 stars ( 2 )

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

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