The IKEA KALLAX Shelf Unit 4×4 package 1 is about 59½×16×6¼ inches. Check whether it fits up your stairs before pickup, delivery, or assembly.
The product measurements are already loaded. Add your real space dimensions for a personalized answer.
The item
Model 106.373.02
The white KALLAX 4×4, US article 106.373.02, ships in two packages: 59½ by 16 by 6¼ inches at 61 lb 8 oz, and 56½ by 15¾ by 4¼ inches at 63 lb 10 oz. Package 1 is loaded in the checker. Check package 2 separately and allow for both cartons when planning a single vehicle trip. The assembled shelf is 57⅞ by 15⅜ by 57⅝ inches; other articles have different packaging.

The checker starts with package 1. Check each package against your full route. Separate fit results do not establish that every package fits in one vehicle trip.
IKEA US source · Checked 2026-09-10. Confirm your article and actual cartons.
Popular checks
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Details before you move
Use the 4×4 package 1: about 59½×16×6¼ inches. US article 106.373.02 has two packages; separate fit checks do not prove both load together. IKEA flat-pack products are usually assembled inside the room, so the box is what has to clear the path.
Yes. Stairs add turns, railings, and headroom. The long edge of the 4×4 package 1 is usually harder than the width.
Use package dimensions when you are bringing home a new IKEA item. Use assembled dimensions only if the product is already built and cannot be disassembled.
These are ItemFits retail research figures based on IKEA published dimensions and the existing IKEA dimensions catalog. Package sizes can vary by color, article, and market, so measure your actual box and run the live checker.
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