Stepper Motor CLEARANCE

Name: Stepper Motor CLEARANCE
Brand: Sieg Industrial Group
SKU: 3740
Price: 188.97 USD
Availability: InStock
Rating: 4.8 (5 reviews)

$188.97 ~~$299.95~~ In stock

X- and Y-axis stepper motor for 3503 CNC milling machine.

Used on Grizzly G0951 CNC Mill and SIEG KX3 CNC Mill

Part: YK86HB80-04A

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Customer Reviews (4.8 / 5 · 5 reviews)

Joseph X. ★★★★★ Oct 22, 2026

Swapped out the original motor on my G0951 and this YK86HB80-04A dropped right in with no alignment fuss. The shaft spins noticeably smoother than the old one, zero vibration during test cuts.

Brian ★★★★★ Oct 21, 2026

Needed a replacement for my 3503 CNC and this fit perfectly in the X-axis mount. The wiring harness matched up without any hassle, and it's running smoother than the original.

Claire F. ★★★★★ Oct 20, 2026

Swapped out the old Y-axis on my SIEG KX3 and this fit the mounting holes without any shimming. The wiring harness length is spot-on for the original routing, so I didn't have to extend anything. Runs smooth and quiet under load so far.