Skip to product information
12_61c646e2-7ba7-4d2b-a493-48e218631ea0 - Northline Parts

For Peterbilt 357 387 Caterpillar D84-1011-082053 Alternator Belt 1393280 810K8

Write A Review
Alligator_819_x_200_px - Northline Parts

The Aftermarket Parts Specialists

$46.99
Sale price  $46.99 Regular price 

Available to Order

Usually ships in 2–4 business days.
This Alternator Belt is a high-quality aftermarket replacement part compatible with Peterbilt 357 387 Caterpillar and matches OEM Part# D84-1011-082053, 1393280, 810K8.
Shop at Northline Parts Best Customer Service Best Online Parts

Not sure which part fits your equipment?

Our Northline Parts team can help you find the right replacement. Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT | Live Chat: Available 24/7

Call us

I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Product Overview

This heavy-duty alternator belt is engineered to provide reliable power transmission for Peterbilt 357 and 387 models. Designed to meet the rigorous demands of commercial trucking, it ensures optimal engine performance and accessory drive efficiency.

Key Features & Performance

  • Advanced rubber compound for superior heat and wear resistance
  • Precise rib profile ensures maximum contact and reduced vibration
  • High-strength internal cords prevent stretching and maintain tension
  • Quiet and efficient operation across all RPM ranges

Fitment & Compatibility

  • Peterbilt 357
  • Peterbilt 387
  • Caterpillar Engines

Technical Specifications

  • Part Number(s): D84-1011-082053, 1393280, 810K8
  • Product Type: Alternator Belt
  • Application: Heavy-Duty Truck

Frequently Asked Questions

Q: Is this part a direct replacement for OEM part number 1393280? A: Yes, this belt is manufactured to match the specifications of part numbers 1393280, 810K8, and D84-1011-082053.

Q: Does this belt work with both Peterbilt 357 and 387 models? A: Yes, it is compatible with both the Peterbilt 357 and 387 truck models as specified.

Compatibility may vary by serial number. Verify fitment before purchase.

Customers also purchased

Keywords (Used as search references only) View IP policy.