An independent shop owner in Waterloo called us in February asking a question we hear almost weekly: should he buy a used two-post out of an auction two counties over, or spend the extra money on new? He was running a three-bay shop doing mostly oil changes, fluid service, brakes, and tires, and he wanted a fourth position that could pay for itself fast. We ended up pricing out two specific configurations side by side for him — one used, one new — and walking through what each would actually cost over five years. That comparison is the most useful thing we can offer anybody shopping automotive two post lifts on a real budget, so we are going to lay it out here the same way we laid it out for him.
New Rotary and Challenger two-posts with full warranty, plus a parts catalog covering older and discontinued units. Tell us what you found used and we will tell you honestly whether parts are still available.
The Two Configurations We Priced Out
Configuration A was a used 10,000 lb asymmetric overhead unit, roughly fifteen years old, pulled from a dealership that had closed. Clamp-on arms, original cables, original power unit, no documentation, no anchor bolts included, and the seller was firm on it being sold where-is. Price landed in the low four figures. Configuration B was a new 10,000 lb asymmetric from a brand we stock, with a factory warranty on the structure, new cables and hoses, an included anchor kit, and a certified label on the column. Price was roughly three times the used unit before install.
Stated that plainly, the used lift looks like an obvious win. But the comparison is not complete until you add what each one actually needs before a technician can put a customer’s vehicle in the air. On the used unit we budgeted a full cable set, new anchor bolts, fresh hydraulic fluid, a hose set given the age, and inspection labor. On the new one we budgeted freight and install. By the time both were operational and safe, the gap had closed to something closer to two-to-one rather than three-to-one — still a real savings, but not the bargain the auction listing suggested. This is the arithmetic most people skip when they compare automotive two post lifts across the used and new markets.
What Actually Wears Out on a Fifteen-Year-Old Two-Post
The steel is rarely the problem. Columns, carriages, and arms on a well-built two-post from a reputable manufacturer will outlast most of the shops they sit in, assuming they were not backed into by a forklift or run in standing water. What wears out is everything attached to that steel. Equalization cables stretch and eventually fray, and on a unit with unknown history you have no idea whether they were ever adjusted, let alone replaced. Sheaves develop grooves. Lock ladders get chewed where a worn dog has been dropping in and out for a decade.
Hydraulically, the failure points are the cylinder seals, the hoses, and the power unit motor. Seals weep slowly and a slow-leaking cylinder shows up as one arm drifting down overnight, which is exactly the fault that makes a shop owner nervous every time he walks in the next morning. We tell people to look at four specific things on any used lift: the condition of the cable ends where they terminate at the carriage, the wear pattern on the lock ladder teeth, whether the arm restraint gears still hold under a shove, and whether the columns show any elongation at the anchor holes. Any one of those failing does not necessarily kill the deal, but each one is a line item. Used automotive two post lifts are worth buying when you know what you are inheriting and have priced the repairs honestly.
The Parts Availability Question Nobody Asks First
Here is the trap. A shop finds a great deal on an older lift from a brand that no longer exists, or that exited the North American market, or that was a house-brand rebadge sold by a tool distributor for three years in the mid-2000s. The steel is fine. The lift works. Then a cable snaps eighteen months later, and there is no cross-reference, no parts diagram, and no supplier who has ever heard of it. Now the shop is either fabricating cables to measure or eating the whole purchase.
We keep a large parts catalog specifically because so many shops are running older equipment, and we can source or match a lot of things for units that have been out of production for years. But we cannot match everything, and the honest answer for some orphan brands is that the lift is not worth restoring. Before you buy used, send us the data plate photo. Model number, serial number, manufacturer. It takes us a few minutes to tell you whether cables, locks, cylinders, and arm restraint parts are still obtainable. That single check has saved several Waterloo-area shops from a purchase they would have regretted, and it costs nothing. When we compare automotive two post lifts for a customer, parts availability weighs as heavily as price. Our cable replacement guide covers what a typical cable job involves.
Oil Changes and Fluid Service: Why Arm Geometry Matters More Than Capacity
Our Waterloo customer’s bread and butter was oil and fluid service. High volume, short cycle times, mostly passenger cars and light trucks well under 6,000 pounds. For that work, capacity is almost never the constraint — a 10,000 lb unit handles everything he sees. What actually determines whether the bay is profitable is how fast a technician can get a vehicle centered, arms set, and up in the air.
That is an argument for asymmetric columns and three-stage front arms. Asymmetric rotates the vehicle back so the doors clear the columns, which matters enormously when your tech is opening the driver’s door forty times a day. Three-stage front arms reach in tight on short-wheelbase cars and stretch out for a crew cab without swapping adapters. Low-profile arms matter if you see lowered vehicles. Screw-up adapters save a trip to the pad rack. None of this shows up in the capacity spec, and it is precisely where a lot of used bargains disappoint — you inherit whatever arm configuration the previous owner had, and a symmetric unit with two-stage arms will cost your technician thirty seconds every single vehicle. Over a year of oil service that is real money. When shops ask us to spec automotive two post lifts for high-volume fluid work, we talk about arms before we talk about tonnage.
Installation, Concrete, and the Cost Nobody Budgets
Whichever way you go, the floor has the final say. We need a minimum slab thickness and strength under each column, and in older Iowa shop buildings that is genuinely a coin flip. We have cored floors in shops built in the sixties and found four inches over gravel with no rebar. We have also found eight inches of good structural concrete under a building nobody expected it in. If the slab is thin, the fix is cutting out a footing pad at each column and pouring new — a job that is very manageable when planned and very expensive when discovered on install day.
Used lifts complicate this because they usually arrive without an anchor kit and sometimes without a manual specifying anchor embedment depth. We never reuse old anchors. Ever. They have been stressed, they may have been overtightened, and the cost of a new set is trivial compared to the consequence of one pulling. Budget for install as a separate line item on both options. On the new unit it is straightforward and we know exactly what hardware ships in the crate. On the used unit, plan for a longer install day, because we are inspecting and correcting as we go rather than assembling from a known baseline. If you are weighing concrete requirements before buying, read that first.
What We Told the Waterloo Shop Owner to Do
He bought new. Not because used is wrong, but because of his specific situation: three bays already running, no spare technician time to babysit an unknown lift, and a workflow where a day of downtime costs more than the price difference amortized over five years. The warranty and the known parts pipeline were worth more to him than the upfront savings. For a shop with tighter cash flow and someone on staff who genuinely enjoys rebuilding equipment, we would have said the opposite.
The general rule we give people: buy used when you can identify the brand and confirm parts, when you can inspect it in person and cycle it under load before money changes hands, and when you have budgeted a full cable and hose refresh as part of the purchase price rather than as a surprise. Buy new when downtime is expensive, when you want a certified label on the column for insurance or inspection purposes, or when you cannot get eyes on the used unit before buying. There is no universally correct answer with automotive two post lifts, only the answer that fits your bay, your volume, and your tolerance for surprises. If you are in Waterloo, Cedar Falls, or anywhere in eastern Iowa and want a second opinion on something you found, send us the data plate. Call 800-674-9302 or browse current inventory in our online store.
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