773D Remanufactured CAT Engine 3412E for Sale

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The Caterpillar 773D is an off-highway mining truck. 773D is turbocharged and also offers aftercooled RPM. The 773D can withstand a long duration of use, which allows more material to be moved and the job to be done at a faster pace. The 773D requires low maintenaces which allows longevity in the product.
Our remanufactured 773D engine fits the 7ER Truck arrangement 123-0198.

In Stock
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Our 3412E rebuilt engines for 7ER trucks are remanufactured to the highest standards. We remanufacture in-house to what is known as Bare Metal Remanufacturing. We fully disassemble every part of the engine down to a bare cylinder block. All paint is removed for inspection purposes. This allows us to find any casting defects or cracks.

Complete CAT 3412E Engine Overhaul

All parts are cleaned and inspected. Cylinder blocks are machined. Crankshafts are measured and polished. For every engine rebuild, we replace all:

  • Piston and liner kits
  • Transmission, brake, hydraulic and coolers
  • Gaskets, seals, and o-rings
  • Sensors, wiring harnesses and computer
  • Starter and alternator
  • Wear parts
  • Fuel pump and injectors
  • Exhaust hardware
  • Oil cooler
  • Bearings, cups, and plugs
  • Regulating springs and valves
  • Camshafts
  • Turbochargers
  • Oil and fuel filters
  • Oil pump
  • Water pump and regulators
  • Rocker shafts and rockers
  • Cylinder Heads
  • Belts, hoses, clips, brackets, fittings and clamps

Genuine Caterpillar Parts for Your Caterpillar 773D CAT 3412E Engine Replacement

At Independent Rebuild Specialist, we use genuine Caterpillar parts to achieve premium quality rivaling new CAT 3412E engines fresh off the factory floor.

Painted, Dnyo Tested and Dressed for Shipping

All of our rebuilt CAT engines are painted at our facility and then Dyno tested. Many of our engine Dyno tests can be viewed on our YouTube Channel.

All of our engines are shrink wrapped and secured to a customized steel skid for stability and protection from weather elements during storage and shipping.

Our CAT Engine Rebuilds are Guaranteed…AND Fast!

We are not a middleman and stand by our work with a 100% warranty to assure our 3412E engines can be dropped-in quickly for fast and reliable engine replacement at your location.

Our typical turnaround time for remanufacturing a 773D CAT 3412E is as little as two to three weeks and we ship to most locations around the world.

Get a No Obligation Quote

We reply to all quote requests usually within the hour, during normal U.S. business hours, but always within 24 hours. Call us at 303-659-4652 with any questions about our 773D CAT 3412E rebuilt engines for the 7ER truck use our Quote Request form to see if our CAT replacement engines are a possible fit for you.