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Falk 2120Y3 Repair, Price & Specs

Parallel-shaft helical, triple reduction · ratios 63:1–450:1 · 60–200 hp. Every number you need before you commit: new, wholesale, used, scrap, competitor repair estimates — and our price, cheaper with a shorter lead time. Or sell your surplus 2120Y3 for cash today.

Falk 2120Y3 — OEM Image

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2120Y3 — full price & lead-time picture

New / retail (OEM list)new unit, factory order$16,000–$42,000
Wholesale / dealervolume or distributor pricing$12,800–$34,400
Used (tested, working)secondhand market range$6,400–$30,200
Scrap valueweight-based, changes daily$378–$924
Competitor shops (est.)
Repair cost$7,400–$25,200
Lead time8–16 weeks
Our price
Repair cost$5,800–$20,700
Lead time4–10 weeks
Choose us and save roughly $1,600–$4,500 — and get it back 2–3 business days sooner.
💵 Prefer to sell it? We pay $770–$7,200 cash for this unit — working or not.
Emergency 24–72 hrsWarranty up to 24 moFreight nationwide

Researched estimates anchored to OEM list pricing and live surplus-market data; new-unit factory lead time commonly runs 16–30 weeks for comparison. Send your nameplate for a confirmed number.

Why repair your 2120Y3 with us

Real numbers before teardown

Most shops quote only after your unit is in pieces on their bench. We publish the whole market — new, used, scrap, competitor repair — up front, so you negotiate from strength.

Cheaper and faster

Our network rate beats standard shop pricing by roughly 18–25% on the 2120Y3, with turnaround 2–3 days shorter — and 24–72 hour emergency rush when the line is down.

Two-way market maker

If repair isn't the smart move we say so, buy your unit for cash, and can supply a tested used replacement. No other gear shop gives you all three exits.

20+ years of industrial iron

Industrial Surplus World has bought, sold, and rebuilt Falk equipment for decades — mill drives, aggregate drives are daily work, not an experiment.

About the Falk 2120Y3

The Falk 2120Y3 is a parallel-shaft helical, triple reduction from the Y-Series 2000/1000, Quadrive 5000, Omnibox, Ultramax, Ultramite line, rated 60–200 hp across ratios of 63:1–450:1, and most commonly found on mill drives, aggregate. Falk (Milwaukee, since 1892, now Rexnord) is the most common industrial gearbox nameplate in North America — Y-Series parallel shaft, Quadrive shaft-mount, Omnibox worm, Ultramite and Ultramax lines drive conveyors, mixers, crushers, and mills everywhere.

When a 2120Y3 fails, the real decision is economic: a new unit lists at $16,000–$42,000 with a 16–30 week factory queue, a tested used unit trades at $6,400–$30,200 when you can find one, and a standard shop rebuild runs $7,400–$25,200 over 8–16 weeks. Our in-house network rate of $5,800–$20,700 in 4–10 weeks beats all of those paths on total cost of downtime — and if the unit is beyond economic repair, its scrap weight alone is worth $378–$924, while we'll pay $770–$7,200 for the core as-is.

Typical failure modes on this family are bearing wear, shaft-seal leakage, and tooth-surface distress from degraded or contaminated oil. A correct rebuild means full teardown, hot-tank cleaning, magnetic-particle inspection of all gearing, verification of bearing-bore tolerances, all-new bearings, seals, shims and gaskets, reassembly to factory clearances, and a loaded run-test with warranty up to 24 months. Done right, it restores full service life at a fraction of replacement cost.

Falk 2120Y3 specifications

Brand / lineFalk — Y-Series 2000/1000, Quadrive 5000, Omnibox, Ultramax, Ultramite
Model / part number2120Y3
TypeParallel-shaft helical, triple reduction
Nominal ratios63:1–450:1
Power / duty60–200 hp
Approx. weight4,200 lb
Typical applicationsmill drives, aggregate
Manufacturer baseMilwaukee, WI — now part of Rexnord

Confirm exact ratio and rating from your nameplate — we service and buy all configurations of the 2120Y3.

What a 2120Y3 rebuild includes

Teardown & clean

Full disassembly, hot-tank strip, oil passages cleared.

Inspect & magnaflux

All gearing NDT-checked for hidden cracks; bores measured.

New wear parts

All-new bearings, seals, shims, gaskets; seal surfaces reground.

Assemble & run-test

Set to factory clearances, painted, loaded run-test, warranty.

2120Y3 questions

Why is my Falk gear drive running hot?
Falk's own service guidance: any drive loaded past ~60% duty runs warm, but a sudden temperature climb means lubrication trouble — wrong viscosity, degraded oil, or a failing bearing adding friction. Pull an oil sample before anything else; bearing metal in the oil means teardown time. Call (641) 519-6270 for a free teardown quote — or sell us the unit as-is for cash.
Are old Falk Y-Series units still worth rebuilding?
Absolutely — Y-Series housings are cast iron with generous safety factors, and Rexnord still supports much of the line. A rebuild at 30-60% of new cost typically buys another 15-20 years. If yours is beyond saving, the core still has cash value to us. Call (641) 519-6270 for a free teardown quote — or sell us the unit as-is for cash.
How much does gear repair cost compared to buying new?
A quality rebuild typically runs 30-60% of new-unit cost — and skips the 16-30 week factory lead time on industrial units. Small ancillary boxes run $1,000-5,000; heavy mill and oilfield gearboxes $10,000-100,000+. We publish both numbers plus a cash offer for your unit as-is. Call (641) 519-6270 for a free teardown quote — or sell us the unit as-is for cash.
How fast can you turn a repair around?
Standard rebuilds ship in 8-12 business days — typically 2-3 days faster than standard shops — and 24-72 hour emergency service is available with free rush freight both directions. Call (641) 519-6270 for a free teardown quote — or sell us the unit as-is for cash.

Related Falk pages

Get a 2120Y3 quote or cash offer

Or call/text (641) 519-6270 — ask for Sean. Photos of the nameplate get the fastest confirmed number, or use the instant quote app.