Robot vacuum owners, if your Shark IQ is acting up - maybe not moving properly, making weird noises, or showing error codes - chances are you need a new left wheel and motor assembly. This replacement part is compatible with tons of Shark IQ models including RV1001AE, AV1002AE, AV911S, AV1010AE, QR1000SB, UR1000S, UR1005AE, UR1105ARUS, RV1101ARUS, RV912S, and many more. SUPER IMPORTANT - you MUST transfer the mounting bracket from your original wheel for proper fitment! The installation requires some basic technical skill - you'll need to remove the spring and pin from your old wheel bracket (a thin screwdriver helps push the pin out), then install the new motor unit and reassemble. It sounds complicated but there are plenty of YouTube tutorials that walk you through the process step by step. The quality is solid - this isn't some cheap knockoff that will fail quickly. Having this replacement part on hand can save you hundreds compared to buying a new vacuum or paying for professional repair. Before ordering, double check your specific vacuum model to ensure compatibility. The package includes just the left wheel and motor unit - no tools or additional hardware. If your vacuum is dragging, not climbing thresholds properly, or one wheel isn't spinning, this replacement usually fixes the issue completely. It's amazing how a small part like this can bring your expensive robot vacuum back to life. Much better than replacing the whole unit! Just take your time with installation and follow the instructions carefully.