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  3. AE 63321914

AE 63321914 Marelli Alternator 207-6035 12V 105A TH220B TH330B TH340B TH350B

fits make: Caterpillar.

63321914 Ae Marelli 12v 105a Alternator For Caterpillar Th220b Th330b Th340b Th350b

( Brand: Ae ), ( Manufacturer Part Number: 63321914 ), ( Type: Alternator ), ( Ipn: 207-6035 ), ( Manufacturer Warranty: 1 Year ), ( Oe/oem Part Number: 20r3854 ), ( Voltage: 12 V ), ( Amperage: 105amp ), ( Universal Fitment: No )

Review AE Marelli 12v 105a Alternator Caterpillar

The Marelli AE 63321914 12V 105A alternator is an essential component for the electrical system in Caterpillar engines such as the TH220B, TH330B, TH340B, and TH350B. This alternator is designed to maintain and charge the battery while the engine is running, ensuring the reliability and optimal performance of the electrical systems.

This alternator is a 12-volt unit, delivering a maximum output of 105 amperes. It comes with a robust and durable design, featuring a cast aluminum housing that protects the internal components from harsh operating conditions. The alternator is also equipped with a diode rectifier, which converts the alternating current (AC) generated by the alternator into direct current (DC) that can be stored in the battery.

The Marelli AE 63321914 alternator is designed to meet the specific electrical requirements of Caterpillar engines, ensuring optimal battery charging and engine performance. It features a compact and lightweight design, making it easy to install and replace. The alternator also comes with a built-in voltage regulator, which maintains the battery voltage at the optimal level, preventing overcharging and undercharging.

The alternator is also designed for long-lasting performance, with high-quality components and advanced engineering. It features a robust brush system that provides consistent power output and extended service life. The alternator is also equipped with a heavy-duty drive belt, which ensures smooth and reliable operation.

In summary, the Marelli AE 63321914 12V 105A alternator is an essential component for the electrical system in Caterpillar engines such as the TH220B, TH330B, TH340B, and TH350B. It is designed to deliver reliable and consistent power output, ensuring optimal battery charging and engine performance. The alternator features a robust and durable design, with advanced engineering and high-quality components that ensure long-lasting performance.

The Marelli AE 63321914 12V 105A alternator is a popular choice for Caterpillar models such as the TH220B, TH330B, TH340B, and TH350B. This alternator offers several advantages and disadvantages that are essential to consider before making a purchase.

Advantages:

1. High Output: The Marelli alternator delivers a high output of 105 amperes, ensuring that the electrical system of the Caterpillar machine is adequately charged and powered.

2. Reliability: Marelli is a well-known and reputable brand in the heavy machinery industry, known for manufacturing high-quality components. This alternator is designed to provide long-lasting performance and durability.

3. Compatibility: This alternator is specifically designed to fit and work with Caterpillar models TH220B, TH330B, TH340B, and TH350B, ensuring a perfect fit and easy installation.

4. Robust Design: The alternator features a robust design, which includes a cast iron housing and a heavy-duty brush system, making it suitable for the demanding conditions of heavy-duty machinery.

Disadvantages:

1. Price: The Marelli alternator is priced higher than some other alternator brands. However, its high-quality components and reliable performance justify the investment for many users.

2. Size: The alternator is larger than some other models, which may require additional clearance during installation.

3. Complex Installation: The installation process of the Marelli alternator may be more complex than some other models due to its size and the need for precise alignment during installation.

Conclusion:

The Marelli AE 63321914 12V 105A alternator is an excellent choice for Caterpillar models TH220B, TH330B, TH340B, and TH350B. Its high output, reliability, compatibility, and robust design make it a worthwhile investment for those who demand the best performance from their heavy machinery. While the alternator may have a higher price tag and a more complex installation process, the benefits it provides justify the investment for many users.

Recommendation:

If you are looking for a high-performance alternator for your Caterpillar machine and are willing to invest in a reliable and durable component, the Marelli AE 63321914 12V 105A alternator is an excellent choice. It is essential to follow the installation instructions carefully to ensure a successful installation and optimal performance.

Details:

CONDITION New, TYPE Alternator, MANUFACTURER Aftermarket, SERIES N/A, DESIGN IR/IF, voltage 12, AMPERAGE 105, GROUND G, ROTATION CW, PULLEY S8, OD 57mm, APPLICATION Caterpillar TH220B, TH330B, TH340B, TH350B.

specifications altnagen:

  • for makes: Caterpillar
  • brand: Ae
  • mpn: 63321914
  • type: Alternator
  • ipn: 207-6035
  • manufacturer warranty: 1 Year
  • oe/oem part number: 20r3854
  • voltage: 12 V
  • amperage: 105amp
  • universal fitment: No

seller altnagen:

  • city: Delray Beach, Florida
  • rating: 97.8%
  • # reviews: 1199

payments altnagen:

  • wallet: Google-pay
  • credit card: Diners-club
  • other

offer altnagen:

  • quantity: 5
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • best offers: True
  • started: August 13, 2025

returns altnagen:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

general altnagen:

  • Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > Alternators Generators
  • condition: New

shipping altnagen:

  • type: Calculated
  • service: USPS Priority Mail
  • carrier: USPS
  • transit: 5-10 Days
  • class: Expedited
  • cost: $0.00
for makes: caterpillar, type: alternator, manufacturer warranty: 1 year, oe/oem part number: 20r3854, voltage: 12 v, amperage: 105amp, universal fitment: no,
category: auto parts > car truck parts accessories > starters, alternators, ecus wiring > alternators generators, sku: 14693928873423772,
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