The Rotary FJ850 replacement part is the direct replacement for the Rotary lift it came off of. Cross-referenced as ALS-7512-48, 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-7512-48
• Brand: Rotary
• Type: Genuine OEM replacement part
• Fits: MPAL8, MPFXA, MPFXE, VM6, VMP6, VMP6A

Do the math on a dead lift bay: a bay that bills steadily is producing hundreds of dollars a day, and the part holding it hostage is very often something small. That is the real cost equation on lift parts — not the price on this page, but the days between failure and repair. The shops that feel it worst are the ones that wait until a part strands a vehicle in the air on a Friday. Keeping the known wear items on hand, or ordering them the day symptoms show up, keeps a twenty-dollar part from charging you a week’s rent on the bay it shut down.

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.

• Street L 1/4" x 1/4" NPT - Rotary
• 1/4" Pipe Nipple 5" - Rotary
• Capacitor - Rotary - FA7147-5
• Bumper 50 ft Reel - Rotary - FJ741-1-2
• 1/4" Pipe Nipple 3-5/8" - Rotary
• Tee 1/4" x 1/4" x 1/4" - Rotary

Confirm this is the right part before you order

Lift manufacturers revise parts mid-production without changing the model name, so the same lift bought two years apart can take two different revisions of the same component. Before you order, find the model plate on the lift — on most 2-post lifts it rides on one of the columns at eye level, on 4-post lifts it is usually on a column or the power-unit side runway — and note the full model number and serial. The serial dates the lift to a production run, and that is what decides which revision fits.

If the plate is painted over or missing, take a photo of the part you are replacing next to a tape measure and send it to us. Between the dimensions, the mounting pattern, and what lift it came off of, we can almost always identify the exact part before you spend money on the wrong one.

While the lift is already apart, replace what is on the same clock. Parts that wear together should be replaced together — the labor of opening the lift up is the expensive half of the job, and doing it twice for two parts that could have shipped in one box is the most common money leak in lift maintenance. Check the mating parts, the hardware, and anything you had to disturb to get here.

Downtime pressure is exactly when shortcuts happen — the temporary fix, the not-quite-right part, the lock that gets bypassed for one job. Do not let a busy schedule talk you into running a lift in a condition you would flag on someone else’s equipment.

Why buy your Rotary replacement part from Auto Lift Services

We install, inspect, and repair Rotary lifts every week — the ALS-7512-48 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.