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Silver 3.5-inch internal hard drive with circuit board visible

Maxtor

Maxtor 91366U4 internal hard drive

SKU CH-76JN-2K123 MPN 91366U4

A desktop internal hard drive for primary storage or backups, offered in retail or OEM packaging

  • New desktop storage ready for your build
  • 1 year limited coverage included
  • OEM or retail packaging may vary
  • Maxtor 91366U4 model identifier
  • First listed by manufacturer April 30, 2026

Product identity

The Maxtor 91366U4 is a desktop internal hard drive supplied new in retail or OEM packaging. It carries the manufacturer part number 91366U4 and a one year limited warranty. The unit was first listed by the manufacturer on 30 April 2026.

Buyer fit

This drive suits anyone adding primary or secondary storage to a desktop PC. It does not suit buyers who need a solid-state drive, a 2.5 inch form factor, an external enclosure or a laptop compatible drive.

Deciding specification

The model number 91366U4 is the single identifier that confirms the exact drive variant and warranty terms. Match this number against your system documentation before ordering.

How it compares

Measured against everything we stock in 3.5-Inch Internal Desktop HDDs, at today’s prices. Recalculated every night.

Price $87.99
Cheaper than about 56% of the 4,938 comparable items (median $107.99).

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Specifications

Size & build
Shipping weight0.45 kg
Package size229 × 188 × 114 mm

Questions about this item

How can I verify the Maxtor 91366U4 is working correctly after installation?

Check that the BIOS detects the drive by its model number 91366 and run a diagnostic tool to confirm error-free operation.

What is included with the Maxtor 91366U4 and what must I purchase separately?

The drive ships in retail or OEM packing that may vary; cables, mounting screws and brackets are not included and must be bought separately.

Which version of the Maxtor 91366U4 should I choose for my build?

Only the 91366U4 model is listed; choose this single version for desktop internal storage upgrades.

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