Anycubic SP Kobra X Series Y-axis Belt

• The Anycubic Kobra X Series Y-Axis is the continuous drive belt responsible for translating rotational motion from the Y-axis stepper motor into precise horizontal movement for the printhead toolhead assembly.
• High-Tensile Reinforced Core: Constructed from wear-resistant synthetic rubber embedded with internal fiberglass tension cords to prevent stretching over time during high-speed acceleration.
• Pre-Crimped Brass End Buckles: Arrives cut to precise length with factory-installed brass terminal crimps on both ends, allowing direct hooking into the Y-axis printhead carriage slots without manual trimming or crimping.
• GT2 Tooth Profile (2 mm Pitch): Features standard 2 mm tooth spacing designed to mesh seamlessly with the Y-axis stepper motor pulley and tensioner idler wheel, ensuring zero tooth skipping or backlash.
• Dimensional Stability for High Speeds: Engineered to maintain structural rigidity under the rapid direction shifts and high-speed motion profiles used by Anycubic OS.

Specifications

Technical Specifications

• Compatible Printers: Anycubic Kobra X / Kobra X Combo Series
• Axis Motion: Y-Axis (Horizontal Printhead Motion)
• Belt Profile / Pitch: GT2 / 2.0mm tooth pitch
• Width: 6mm
• Terminal Fitting: Pre-crimped brass end buckles.

Maintenance & Care Tips

• Check Belt Tension Regularly: Pluck the Y-axis belt like a guitar string; it should produce a low, clear bass tone without sagging. A loose belt causes layer shifting and ringing/ghosting, while an overly tight belt strains the stepper motor and accelerates wear.
• Inspect for Fraying: Periodically check the edges of the rubber belt for fuzzy fraying or black rubber dust accumulating near the tensioner pulley, which indicates misalignment along the aluminum extrusion.
• Re-Tensioning Procedure: Loosen the tensioner knob on the right side of the Y-axis gantry, loop the brass crimped ends into the carriage slots, and adjust the tensioner dial until taut before running an Input Shaping / Vibration Compensation test.