# How to assemble IKEA KALLAX Shelf unit > KALLAX Shelf unit, white, 57 7/8x57 7/8" **Interactive guide**: [Open the full step-by-step guide on howtoassemble.it](https://howtoassemble.it/step-by-step/ikea/kallax-shelf-unit-30275861) to follow along with zoomable instruction images, progress tracking, and assembly checklists. **Video tutorial**: This guide includes a synced video walkthrough. [Open the guide](https://howtoassemble.it/step-by-step/ikea/kallax-shelf-unit-30275861) to watch the video side-by-side with each step. ![KALLAX Shelf unit](https://steps.howtoassemble.it/data/ikea/30275861/product.webp) ## KALLAX Shelf unit ### Materials needed | Part | Quantity | |------|----------| | Screw (104321 / 104322) | 8 | | Dowel (101339) | 42 | | Corner Connector (115753) | 2 | | Angled Cover Panel (121569 / 119509 / 118973 / 118814 / 118225 / 115754) | 2 | | Screw (100372) | 4 | | Mounting Plate (103693) | 2 | | Hex Key (100092) | 1 | | Spirit Level (121030) | 1 | | Pad Set (10002300 / 10050334) | 3 | | Angle Bracket (10091413) | 2 | ### Steps **Step 1:** The assembler prepares tool 121030 with insert 4 and hex key 100092, then drives two screws 104327/104322 to join two long boards at a right angle. ![Step 1](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-01.png) **Step 2:** Hammer six dowels 101339 into the side holes of the three small panels, two dowels per panel, as shown in the magnified detail. ![Step 2](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-02.png) > ℹī¸ Orientation panel shows the three inner panels must all face the same direction with arrows pointing left and marks the opposite arrangement as incorrect. **Step 3:** Insert the three small panels with left-pointing arrow faces into the matching slots between the two long side panels. ![Step 3](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-03.png) **Step 4:** Twelve dowels C labeled 101339 are hammered into the ends of three long boards, as shown in the zoom detail. ![Step 4](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-04.png) **Step 5:** The long panel with dowels is inserted into the side of the partially assembled frame in the direction of the arrow. ![Step 5](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-05.png) **Step 6:** Hammer six wooden dowels into the indicated holes in the cabinet frame. ![Step 6](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-06.png) **Step 7:** Slide the three inner divider panels onto the exposed dowels in the frame. ![Step 7](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-07.png) **Step 8:** Push the long front panel into place onto the protruding fittings at the front of the unit. ![Step 8](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-08.png) **Step 9:** Six dowels are hammered into the side holes of the three inner panels, shown with a zoom callout of part 101339 and a hammer. ![Step 9](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-09.png) **Step 10:** Three small panels are pushed onto the protruding dowels between the inner dividers, sliding inward as indicated by the arrows. ![Step 10](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-10.png) **Step 11:** The long side panel is aligned and slid onto the exposed ends of the internal dividers and top panel assembly. ![Step 11](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-11.png) **Step 12:** Six dowels labeled 101339 are inserted into the side panel holes, with a hammer shown for tapping them into place. ![Step 12](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-12.png) **Step 13:** Three divider panels are slid leftward onto the exposed connectors on the side of the assembled grid. ![Step 13](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-13.png) **Step 14:** The grid assembly is positioned on the long panel with the hole pattern aligned as shown, and the large side board is rotated upward into place around the structure. ![Step 14](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-14.png) **Step 15:** Prepare rail 121030 with insert 100092 as shown in the inset, then fasten the cabinet frame with two screws 104321/104322 into the left side panel. ![Step 15](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-15.png) **Step 16:** Hammer six 101339 dowels into the holes on the three inner divider panels of the cabinet frame. ![Step 16](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-16.png) **Step 17:** Fit the long side panel onto the exposed dowels on the open side of the cabinet assembly. ![Step 17](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-17.png) **Step 18:** The side panel is fastened with four screw assemblies, and the slotted part 121030 is turned with tool 100092 as shown in the connected info inset. ![Step 18](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-18.png) **Step 19:** Ten hexagonal caps are inserted into the exposed side holes along the panel. ![Step 19](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-19.png) **Step 20:** The unit is moved upright, positioned away from side-wall placement, leveled vertically, and secured with two 100372 screws into fitting 115753 as shown in the zoom detail. ![Step 20](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-20.png) **Step 21:** The shelving unit is leveled and secured to the wall at two upper brackets, then the wall fitting is attached and adjusted with a screwdriver. ![Step 21](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-21.png) **Step 22:** Two cover pieces are pushed onto the mounted wall fittings at the top side of the shelving unit. ![Step 22](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-22.png) **Step 23:** Two top brackets are set onto the shelving unit, inserted into the top holes, and their wall positions are marked with a pencil. ![Step 23](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-23.png) **Step 24:** Two screws are driven through the mounted brackets to secure the shelving unit to the wall, with an inset showing the correct screw type to use. ![Step 24](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-24.png) **Step 25:** Two screws 104321/104322 are inserted and tightened from above into the top of the shelving unit, with two small angle brackets shown for the top edge. ![Step 25](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-25.png) **Step 26:** Two metal brackets are slid onto the top edge of the unit and secured by tightening two screws 104321/104322 downward from above. ![Step 26](https://steps.howtoassemble.it/data/ikea/30275861/kallax-shelf-unit-white/images/steps/step-26.png) 📄 [Official PDF instructions](https://www.ikea.com/us/en/assembly_instructions/kallax-shelf-unit-white__AA-2334145-6-100.pdf) --- Assembling the IKEA KALLAX Shelf unit is easy when you follow these instructions step by step. Each step includes a clear image and description so anyone can do it — no experience needed. For the best experience, [open the interactive guide on howtoassemble.it](https://howtoassemble.it/step-by-step/ikea/kallax-shelf-unit-30275861) where you can zoom into diagrams, track your progress, and watch the synced video tutorial. Source: [howtoassemble.it](https://howtoassemble.it/step-by-step/ikea/kallax-shelf-unit-30275861)