Part #: 20046

Remy 20046 Alternator

Premium Remanufactured
⚙️ 10 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$415.96Free Shipping
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Premium Remanufactured
🚗Fitment: Ram, 1500 Classic and 1500
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Alternator for Ram 1500 and 1500 Classic

The Remy Premium Remanufactured Alternator 20046 is designed to restore your Ram 1500 or 1500 Classic's charging system with dependable performance. This 12-volt alternator delivers a 160-amp output and includes a pulley for straightforward installation.

Key Features of Remy Alternator 20046

  • Amperage Rating: 160 amps for consistent electrical power
  • Fan Type: Internal fan for efficient cooling
  • Remanufactured unit ensuring quality and reliability
  • OE Manufacturer: Mitsubishi, meeting original equipment standards
  • Pulley Included for complete replacement
  • Rotation Direction: Clockwise to match factory specifications
  • Voltage Regulator Type: External for precise voltage control
  • Compatible with 12-volt electrical systems

About the Premium Remanufactured Product Line

The Premium Remanufactured line by Remy offers alternators that have been carefully rebuilt to meet or exceed original equipment manufacturer specifications. This process includes thorough testing and replacement of worn components, providing a cost-effective alternative to new parts without compromising on performance. The 20046 alternator benefits from this rigorous remanufacturing process, ensuring it is suitable for demanding applications in Ram 1500 and 1500 Classic vehicles.

Detailed Product Description

This Remy alternator 20046 is engineered to deliver reliable charging performance for Ram 1500 and 1500 Classic trucks. Featuring a 160-amp output, it supports the electrical demands of modern vehicle systems. The internal fan design helps maintain optimal operating temperatures, while the included pulley and clockwise rotation ensure compatibility with factory setups. The external voltage regulator type allows for stable voltage control, protecting your vehicle’s battery and electrical components.

Common Issues Addressed by This Alternator

  • Battery not charging or losing charge quickly
  • Dimming or flickering headlights and interior lights
  • Electrical system warning lights on the dashboard
  • Unusual noises from the alternator area
  • Vehicle stalling or difficulty starting due to electrical failure

Installation Notes and Tips

  • Ensure the vehicle battery is disconnected before installation
  • Verify clockwise rotation matches your original alternator
  • Check that the external voltage regulator connections are secure
  • Use the included pulley to maintain proper belt alignment
  • Inspect wiring harness and connectors for wear or damage during replacement

Quality Assurance and Warranty

Remy’s Premium Remanufactured alternators undergo comprehensive testing to meet strict quality standards. Each unit is inspected for electrical output, mechanical integrity, and durability. While specific warranty details may vary, Remy typically offers coverage to protect against defects in materials and workmanship, providing confidence in the part’s reliability for your Ram 1500 or 1500 Classic.

BrandRemy
Part Number20046
PositionPremium Remanufactured
Amperage Rating160
Fan TypeInternal
New or RemanufacturedRemanufactured
OE ManufacturerMitsubishi
Pulley IncludedYes
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeExternal

This part fits 10 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2024Ram1500 Classic5.7LV8N/A160 Amps; Premium Remanufactured
2023Ram1500 Classic5.7LV8N/A160 Amps; Premium Remanufactured
2022Ram1500 Classic5.7LV8N/A160 Amps; Premium Remanufactured
2021Ram1500 Classic5.7LV8N/A160 Amps; Premium Remanufactured
2020Ram1500 Classic5.7LV8N/A160 Amps; Premium Remanufactured
2019Ram1500 Classic5.7LV8N/A160 Amps - Please verify fitment for compatibility with various models and years before purchase.; Premium Remanufactured
2018Ram15005.7LV8N/A160 Amps - Please verify fitment for compatibility with various models and years before purchase.; Premium Remanufactured
2017Ram15005.7LV8N/A160 Amps - Please verify fitment for compatibility with various models and years before purchase.; Premium Remanufactured
2016Ram15005.7LV8N/A160 Amps - Please verify fitment for compatibility with various models and years before purchase.; Premium Remanufactured
2015Ram15005.7LV8N/AStandard alternator; rated at 160 Amps; Premium Remanufactured

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

56029764AAA2TX5691

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.