The Rotary FC5905-4 replacement part is the direct replacement for the Rotary lift it came off of. Cross-referenced as ALS-7531-68B, it is the genuine Rotary part — same part number, same fit, and same working specification as the one already on your lift. Ordering the Rotary replacement part from us gets you the OEM piece that matches the lift, not an aftermarket knock-off that is close but not the same. Specifications Part number: ALS-7531-68B Brand: Rotary Type: Genuine OEM replacement part Fits: ARO123 Lift type: 4-post lift Automotive lifts are supposed to be inspected annually, and inspectors work from a list: locks, cables, sheaves, hydraulics, arm restraints, decals, and the general condition of every load-bearing part. A part in the condition that put this page in front of you is exactly the kind of line item that turns an inspection into a to-do list. The shops that pass clean are not the ones with new lifts — they are the ones that replace worn parts when they find them instead of when the inspection report forces the issue. Fixing it now costs the part; fixing it after a failed inspection costs the part plus the downtime while the bay sits red-tagged. Related parts for this lift The parts below are commonly ordered alongside this one — cables, sheaves, seals, and hardware wear on similar schedules, and most repairs go faster when the whole set is done in one visit. Slider for Open Yoke - Rotary FC5905-8 Spacer - Rotary FC5905-9 Roller (Also, order BH-7531-68C and -68A) - Rotary FC5905 Wheel Cover - Rotary FC5905-5 Roller and Slider Kit for 12K - Rotary S100097KIT Turnplate Top - Rotary FC5792-9 Ordering the right revision Before this goes in the cart, grab two things off your lift: the model number and the serial number, both on the manufacturer's plate. The serial matters more than most people expect — lift makers revise components between production runs without renaming the lift, and the run your serial falls in determines which revision of this part is correct. If you are working from a failed part rather than a plate, measure what you have and photograph how it mounts. Send that to us along with the lift brand, and we will check it against the same parts breakdowns our own techs use in the field before you commit to the order. Think like the inspector while you are in there: do the locks engage on every column, do the cables show fraying or cording, do the sheaves spin without wobble, does anything weep hydraulic fluid, and are the capacity and safety decals still legible? Each one is a five-second check, and together they are most of the annual inspection done early, on your schedule instead of the inspector’s. If a lift is in bad enough shape that using it could hurt someone, the right move is taking it out of service at the breaker until it is repaired — not finishing the week on it. No job in the schedule is worth running a lift you already know is unsafe. Why buy your Rotary replacement part from Auto Lift Services We install, inspect, and repair Rotary lifts every week — the ALS-7531-68B is a part we handle in the shop, not a random SKU we drop-ship. The phone answers if you have a question mid-install — call 800-674-9302. We confirm the right part for your lift's serial and production year before you order. Every part ships as genuine Rotary — no aftermarket substitution unless you specifically ask for an aftermarket equivalent. If you also need companion wear items — cables, sheaves, seals, hardware — for the same repair, use our parts lookup and we will build the whole kit for your lift so you order once and finish the job.
