Speedmaster®
Universal 7127 GM 10SI V-Belt 120 Amp 1 Wire Internal Regulator Alternator [Chrome]
Promo
![Speedmaster® PCE360.1010 Universal 7127 GM 10SI V-Belt 120 Amp 1 Wire Internal Regulator Alternator [Chrome]](https://www.speedmaster79.com/core/media/media.nl?id=17073805&c=3959037&h=dUzSlQ9DHQQImX_0XMk8sdFq3ARBJG14VnMjqaSVDA6igVCp&f=PCE360.1010.jpg&resizeid=224&resizeh=600&resizew=600)
![Speedmaster® PCE360.1010 Universal 7127 GM 10SI V-Belt 120 Amp 1 Wire Internal Regulator Alternator [Chrome]](https://www.speedmaster79.com/core/media/media.nl?id=17073803&c=3959037&h=j94zb-1AxWzomqEMXCNLFX7x8rPQMvYZzfsvOhRtomt25B_r&f=PCE360.1010_A.jpg&resizeid=224&resizeh=600&resizew=600)
![Speedmaster® PCE360.1010 Universal 7127 GM 10SI V-Belt 120 Amp 1 Wire Internal Regulator Alternator [Chrome]](https://www.speedmaster79.com/core/media/media.nl?id=17073802&c=3959037&h=BR-f_53zL2zEMX1LtaOi_QWt8mI7qbEOsAF3ik3Z1hqtsUYA&f=PCE360.1010_B.jpg&resizeid=224&resizeh=600&resizew=600)
![Speedmaster® PCE360.1010 Universal 7127 GM 10SI V-Belt 120 Amp 1 Wire Internal Regulator Alternator [Chrome]](https://www.speedmaster79.com/core/media/media.nl?id=17073804&c=3959037&h=lZ3b-7StmHTnGPCKamruV_BOfMELTvHRnInDEPH0eLrSjRnd&f=PCE360.1010_C.jpg&resizeid=224&resizeh=600&resizew=600)
Product Information
Overview
If you're in the market for a new GM alternator that can really deliver, let Speedmaster Speedmaster hook you up! These GM single wire alternators come ready to install for all GM one-wire internal regulator applications. They feature a sleek chrome finish with an aluminum housing and have a 120 amp capacity. Remember, a one-wire alternator means just that! You can simply connect one wire from the alternator to the battery, and you are good to go!
Specs
| Brand: | Speedmaster |
| Part Number: | PCE360.1010 |
| Part Type: | Alternator and Generator |
| Advertised Amperage Output: | 120 amps |
| Voltage Compatibility: | 12 |
| Alternator Case Style: | GM 10si |
| One-Wire Capable: | Yes |
| Pulley Included: | Yes |
| Pulley Style: | V-belt |
| Regulator Included: | Yes |
| Regulator Style: | Internal |
| Belt Included: | No |
| Alternator Brackets Included: | No |
| Alternator Finish: | Chrome plated |
| Quantity: | Sold individually. |
Warranty Information
12-Month Limited Worldwide Warranty
Prop 65 Warning
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Installation Guide
Our AI assistant generates a step-by-step guide for this product — covering installation, maintenance, and troubleshooting.
This AI-generated guide is for general reference only and does not constitute official Speedmaster product documentation. Always verify fitment, torque specifications, and safety requirements before installation.