Best Acdelco Performance Alternators in 2026
Daisy
Last Updated: Feb 6, 2026
Daisy
Last Updated: Feb 6, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
100 percent new alternator; Not rebuilt
Higher output than stock generators
Utilizes an internal voltage regulator
Direct bolt-on replacement
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Autoplicity ✅ | 9.71 | ❌ | ❌ | ❌ |
100% new alternator; Not rebuilt
Higher output than stock generators
Utilizes an internal voltage regulator
Direct bolt-on replacement
Requires an alternator stand for use
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
All components are 100% New to provide improved performance
Key components are greased to ensure long term reliability in harsh conditions
New units are manufactured under the guidelines of ISO Quality Standards to ensure consistent quality
ACDelco Professional New Alternators are computer tested for voltage stability, terminal function, and electronic circuit board integrity
Engineering enhancements to internal components provide the latest, most efficient unit for your vehicle
Manufactured to meet or exceed strict quality requirements
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| OEG Parts | 9.80 | ✅ | ✅ | ✅ |
Replacement Part Numbers: 12485, AHA0002, 400-44102, 40044102, 31100-MT2-015, 31100MT2015, 31100-MT2-005, 31100MT2005, 12485N-90A, 12485N90A
Product Type: Alternator; Condition: New; Voltage: 12V; Amperage: 90A; Rotation: CW; Regulator/Fan: IR/IF; Pulley Class: Pulley Not Included; Mounting Hardware Included: No; Unit Finish: Same as OE; Number of Pieces: 1; Country of Origin: CN
Brand New - Manufactured With New Premium Quality Components - Engineered To Meet Or Exceed OEM Specifications - All Items Tested For Reliability, Durability And Performance
One Year Hassle Free Guarantee
See Product Description for Fitment Chart
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
100 percent new alternator; Not rebuilt
Higher output than stock generators
Utilizes an internal voltage regulator
Direct bolt-on replacement
Requires an alternator stand for use
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Fit Type: Vehicle Specific
Package Dimensions: 23.6 H x 18.3 L x 19.3 W (centimeters)
Country of Origin : United States
Package Weight: 5.148 kilograms
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ❌ | ❌ | ❌ |
Product Type :Auto Part
Package Dimensions :9.0" L X7.5" W X7.5" H
Country Of Origin :United States
Package Weight :13.25Lbs
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| UnbeatableSale, Inc | 9.83 | ❌ | ❌ | ❌ |
E Series
Package Dimensions: 26.162 L x 27.94 H x 26.67 W (centimeters)
Package Weight : 6.055 kilograms
Country of Origin : China
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
All components are 100% NEW to provide improved performance
Key components are greased to ensure long term reliability in harsh conditions
NEW units are manufactured under the guidelines of ISO Quality Standards to ensure consistent quality
ACDelco Professional NEW Alternators are computer tested for voltage stability, terminal function, and electronic circuit board integrity
Engineering enhancements to internal components provide the latest, most efficient unit for your vehicle
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| MotoCho | 9.81 | ✅ | ✅ | ✅ |
【Especially】The alternator is perfect for anyone needing to beef up their current electrical system. The components inside this alternator are high amperage. using the highest quality components to build the best high output alternator ensuring your unit will last long and run quiet.
【Function】Alternators provide constant power to the car battery and is a component that continuously generates energy while the car is being operated. It allows the car to charge the battery while it is in motion, keeping the car in its full operating state throughout the entirety of the trip.
【Feature】105 Amp/12 Volt, CW, 1-Groove Pulley, 10SI Series IR/EF, 1-Wire 3-Wire System;
【Easy to install】Wiring is simple because of the self-exciting regulator that use only a 1-wire hookup or you can use the 2-prong connection and battery connection.
【Compatibility Vehicles】Fit for BBC SBC Chevy 105 AMP 1-WIRE & 3-WIRE CHROME ALTERNATOR; 21-7127-SE105C, 240-204-3DC, 400-12395, 53173, 67687, 70-01-7127SEHOC, 7127-SE105C, 7127-SECN-100A, 7687; This unit is a direct bolt-in replacement to any gm alternator From 1965-1986.Works great for muscle cars or street rods
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Provides protection from excessive charging or failure due to shorts in your car's wiring that can cause spikes or open circuits
Consistent performance from manufacturing processes that exceed your vehicle's original specifications for wiring, bearings and components helping to resist heat and moisture
Longer life of the alternator through the use of premium brushes and other critical components that resist failure or poor performance
Delco, AD244 Series, Internally Regulated/Internal Fan
253 Amp/12 Volt, Clockwise Rotation, 6-Groove Pulley
Oem equivalent part number: 10464405, 10464443, 10464453, 10464456, 10464476, 10480234, 10480390, 15-22-6003, 15200109, 15226003, 15263859, 15750871, 15754097, 15754097A, 15754097M, 15754097W, 15768830, 18000002, 19151921, 19244745, 19244746, 19244751, 22781130, 8104644760, 8152260030 36-8292-240A, 400-12236, 8292N-240A, ADR0290-220, ADR0290-250
Fit type: Vehicle Specific
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Bosch Remanufactured Alternators are built to last using the highest quality materials and the most technologically advanced manufacturing processes
Remanufactured using more new parts than any other remanufactured alternator available
New bearings, self-lubricating brushes, clutch pulleys, and additional components as necessary to ensure alternator performance matches OE specifications
100% exhaustive multi-point quality and performance testing throughout the remanufacturing process ensures optimum charging performance and reliability under all operating conditions
Every unit is full-load tested to guarantee compliance with strict Bosch performance specifications
80 Amp: Compatible with select vehicles – verify specific fitment details using the fit checker above to confirm compatibility
100% factory tested, units are remanufactured (not rebuilt)
Full-load tested to guarantee compliance with Bosch's strict performance specifications
Built to last – uses high quality materials and the most technologically advanced developments
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Package Dimensions: 9.3 L x 7.2 H x 7.6 W (inches)
Package Weight: 11.56 pounds
Country of Origin : United States
Part Number: 37803
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| KMJPerformance | 9.71 | ❌ | ❌ | ❌ |
Denso style intended for compact spaces
90 amp output
Internally regulated
Capable of 1-wire set-up
Beautiful chrome finish and v-belt pulley
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Speedway Motors | 9.81 | ❌ | ❌ | ❌ |
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Chrome finish
High output
Replaces stock alternator
Internal voltage regulator
Direct replacement
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Block Performance Parts | 4.77 | ❌ | ❌ | ❌ |
Denso style intended for compact spaces
90 amp output
Internally regulated
Capable of 1-wire set-up
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Block Performance Parts | 4.90 | ❌ | ❌ | ❌ |
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Package Weight: 14.5 pounds
Package Dimensions: 17.59 L x 12.05 H x 12.28 W (inches)
Country of Origin : United States
Part number: 23053
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
One-wire alternators look great in any engine compartment
Easy-to-connect
High-quality neoprene-sealed bearings for long life
Ultra-low cut-in voltage regulator maintains amperage at low idle speeds
HIGH-TECH rotors and Stators, built with higher Copper and Steel content, deliver the greatest output with the best reliability
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Block Performance Parts | 4.90 | ❌ | ❌ | ❌ |
GM CS130 style used in many applications from 1985-1993
160 amp output
Internally regulated
Capable of 1-wire or OEM style set-up
Beautiful chrome finish and serpentine pulley
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Iap Performance | 4 |
| Powermaster | 4 |
| Top Street Performance | 4 |
| Acdelco | 2 |
| March | 2 |
| Bosch | 1 |
| Mechman Alternators | 1 |
| Moosun | 1 |
| Parts Player | 1 |
| Premier Gear | 1 |
We've carried out a comprehensive analysis of 1,725 reviews on performance alternators, using our selection criteria to identify the best options in the automotive replacement parts. Our findings reveal that most customers typically select performance alternators priced around $217.92, with top brands including powermaster, premier gear, iap performance, top street performance, parts player, march, acdelco, mechman alternators and bosch and moosun
Our team of expert editors reviewed these high-quality items and handpicked the top 21 performance alternators for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the automotive replacement parts category. These include performance parts racing, amazon.com, block performance parts, speedway motors, oeg parts, kmjperformance, autoplicity ✅ and unbeatablesale, inc and motocho .
We are dedicated to assisting our users in finding the right alternators Products based on their needs, saving them considerable time when choosing which performance alternators to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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