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Tuff Stuff Performance High-Amp Output Alternators 7127NK9

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Part Number: TFF-7127NK9

$162.99

Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 140 Amps, Chrome, V-Belt, Each
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Tuff Stuff Performance High-Amp Output Alternators 7127NK9

Tuff Stuff Performance High-Amp Output Alternators 7127NK9

TFF-7127NK9

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Part Number: TFF-7127NK9

Estimated Ship Date: Dec 19, 2025

$162.99

Estimated Ship Date: Dec 19, 2025 Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
7127NK9
Part Type:
Product Line:
Summit Racing Part Number:
TFF-7127NK9
UPC:
698252018012
Remanufactured:
No
Alternator Case Style:
GM 10SI/10DN/12SI
Advertised Amperage Output:
140 amps
Color:
Chrome
Coating Type:
Plated
Finish:
Chrome
Voltage Compatibility:
12
One-Wire Capable:
Yes
Pulley Included:
Yes
Pulley Style:
V-belt
Regulator Included:
Yes
Alternator Regulator Location:
Internal
Belt Included:
No
Alternator Brackets Included:
No
Quantity:
Sold individually.
Notes:
With 12si style smooth rear housing. V-belt pulley accommodates 3/8 in. wide belts. 9 clocking.

Tuff Stuff Performance High-Amp Output Alternators

A Tuff Stuff Performance high-amp output alternator is just what every ride needs. These units produce the most power at idle to keep your battery fully charged at all times. Tuff Stuff products are hand-built with the best bearings, diodes, and copper windings available. The alternators are available in a variety of amperages, case and pulley styles, finishes, and with internal or external regulator. Order the model designed for your specific vehicle application.

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