Skip to product information
2X Rear View Mirror 122-5311 For Caterpillar 307C 307D 311B 312B 318B 322 305.5

2X Rear View Mirror 122-5311 For Caterpillar 307C 307D 311B 312B 318B 322 305.5

Write A Review
Alligator_819_x_200_px - Northline Parts

The Aftermarket Parts Specialists

$146.99
Sale price  $146.99 Regular price 

Available to Order

Usually ships in 2–4 business days.
This pair of rear-view mirrors is an aftermarket replacement for compatible Caterpillar excavators and helps restore a clear view around the machine.
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

Rear-View Mirror Pair for Caterpillar Excavators

Cracked, faded, or missing mirrors make it harder to monitor the work area while traveling, backing, or positioning the excavator. This two-mirror set provides a practical way to restore visibility on both sides of compatible machines.

The mirrors are listed as replacements for #122-5311. Compare the arm attachment, mirror shape, and mounting dimensions before purchase.

Key Features & Performance

  • Two mirrors included
  • Helps improve rear and side visibility
  • Suitable for replacing weathered or broken mirrors
  • Built for outdoor heavy-equipment use

Fitment & Compatibility

Compatible with select Caterpillar 305.5, 307C, 307D, 311B, 312B, 318B, and 322 excavators.

Technical Specifications

  • Product Type: Rear-View Mirror Set
  • Quantity: 2
  • Compatible Brand: Caterpillar
  • Part Number: 122-5311

Frequently Asked Questions

Q: Are mounting arms included? A: Included components should be confirmed from the product photos. Compare the mounting connection with your current mirror setup.

Q: Is this an original OEM part? A: No. This is a quality aftermarket replacement designed for compatible applications.

Compatibility may vary by serial number, production date, or equipment configuration. Verify fitment before purchase.

Customers also purchased

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