PACCAR D68-1003 Alternator Pulley 20364AA

( Brand: Paccar ), ( Manufacturer Part Number: D68-1003 ), ( Type: Alternator Pulley ), ( Oe/oem Part Number: 20364aa ), ( Country Of Origin: United States )

Review PACCAR Genuine Parts Alternator Pulley Black Made In Usa

The Paccar D68-1003 alternator pulley, part number 20364AA, is a crucial component in the charging system of heavy-duty commercial vehicles manufactured by Paccar. This pulley is designed specifically for use with Paccar alternators and is engineered to provide reliable and efficient power conversion from the engine to the electrical system.

This alternator pulley is made from high-quality materials, ensuring durability and longevity. The pulley features a robust design with a thick, ribbed construction that can withstand the extreme stresses and vibrations encountered during heavy-duty operation. The pulley's outer diameter measures 10.03 inches (25.5 cm) and its inner diameter is 4.29 inches (11 cm), making it a perfect fit for Paccar alternators.

The alternator pulley's surface is engineered with a smooth, polished finish that minimizes friction and wear. It also features a precise belt alignment system, ensuring optimal belt tension and alignment for maximum efficiency and reliability. The pulley's alternator keyway is precision-machined to ensure a secure fit and proper engagement with the alternator shaft.

The Paccar D68-1003 alternator pulley is easy to install, with clear installation instructions provided. It is recommended to replace the alternator pulley whenever an alternator is serviced or replaced to ensure the longevity and reliability of the charging system.

In summary, the Paccar D68-1003 alternator pulley, part number 20364AA, is a high-performance component designed for heavy-duty commercial vehicles. Its robust design, smooth finish, and precision machining ensure efficient power conversion and reliable operation, making it an essential part of any Paccar vehicle's charging system.

The Paccar D68-1003 alternator pulley 20364AA is a critical component in the charging system of Paccar engines, responsible for transferring power from the engine to the alternator. Let's explore some potential pros and cons if you are considering purchasing this part.

1. OEM Compatibility: The Paccar D68-1003 alternator pulley 20364AA is a genuine OEM (Original Equipment Manufacturer) part. It is designed and manufactured to meet Paccar's exacting standards, ensuring optimal performance and reliability.

2. Durability: Paccar is known for producing high-quality parts that can withstand the rigors of heavy-duty use. This alternator pulley is no exception. It is engineered to last, reducing the need for frequent replacements.

3. Enhanced Charging System Performance: A faulty or worn-out alternator pulley can negatively impact the charging system's performance. Replacing it with a new OEM part can help restore the system's efficiency, ensuring consistent battery charging and prolonging the life of the battery.

1. Cost: As with most OEM parts, the Paccar D68-1003 alternator pulley 20364AA may be more expensive compared to aftermarket alternatives. However, the higher cost is often justified by the part's superior quality and durability.

2. Availability: Depending on your location and the availability of stock, it may take some time to obtain this part. Contacting your local Paccar dealership or an authorized aftermarket supplier is recommended to ensure availability and timely delivery.

In conclusion, the Paccar D68-1003 alternator pulley 20364AA is a valuable investment for those who rely on heavy-duty vehicles powered by Paccar engines. Its OEM compatibility, durability, and enhanced charging system performance make it a worthwhile purchase, despite the potential higher cost and longer lead times compared to aftermarket alternatives. If you require optimal performance and reliability for your Paccar engine, investing in a genuine OEM alternator pulley is recommended.

Details:

Item: PACCAR Alternator Pulley D68-1003. Branding and label details: 'PACCAR GENUINE PARTS' printed on retail bag; reads 'PULLEY-ALTERNATOR', bar code, 'D68-1003', 'QTY: 1', '20364AA', 'Made in US / Fabric Au Echo en US' as pictured. Country of Origin: USA. Manufacturer Part Number: D68-1003.

OE/OEM Part Number: 20364AA. Material and construction: black-coated metal alternator pulley as shown in the photos.

part #: d681003 prices

• $77.99-$177.51

specifications pulleyhop:

• brand: Paccar
• mpn: D68-1003
• type: Alternator Pulley
• oe/oem part number: 20364aa
• country of origin: United States

payments pulleyhop:

• wallet: Apple-pay
• credit card: Visa
• other

shipping pulleyhop:

• type: Fixed
• cost: $0.00
• transit: 2-5 Days
• carrier: USPS
• class: Standard
• service: USPS Ground Advantage

returns pulleyhop:

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

seller pulleyhop:

• rating: 99.6%
• # reviews: 19006
• city: Kansas City, Missouri

offer pulleyhop:

• sold: 0
• started: June 10, 2026
• options: Ship-to-home
• availability: In Stock
• quantity: 1

general pulleyhop:

• condition: New other see details
• Car Truck Parts Accessories > Accessory Belts > Pulleys