Contractors should compare four things before they buy new excavator parts or used excavator parts: upfront cost, parts availability, warranty coverage, and machine age. Those four points pull the decision in different directions, and the machine in your yard settles the order.
Most of the pressure comes from downtime. A stalled excavator stops earning the minute its hydraulics quit on a job. So the call feels urgent long before you line up two price tags.
This equipment buying guide walks through cost, lead times, fit, warranty, and the pros and cons behind buying new vs. used excavator parts. Read on before your next parts order.
Upfront Costs: What New vs Used Excavator Parts Do to Repair Costs
New excavator parts can cost four times what used excavator parts cost for the same hydraulic pump on a 20-ton machine. That gap repeats across most excavator components, so your construction equipment maintenance costs shift depending on which column you shop from.
Three breakdowns below show where that money moves and where it stays put.
Purchase Price Gaps Across Common Excavator Components
For a 20-ton machine, a rebuilt-ready hydraulic pump costs around $4,800 new, compared with $1,200 for a used unit. Final drives show a similar price gap, with new units costing around $6,500 and tested used units selling for about $2,000.
Boom cylinders follow the same pattern, with prices sitting at roughly $2,400 new and $900 used. These comparisons use prices recorded on the same repair order, keeping the figures consistent.
Individual part prices also reflect broader changes in machinery costs, which the Producer Price Index tracks each month.
Where Do the Real Savings Show Up When You Buy Used?
Most of the savings often come from buying large castings and housings used, while filters, seals, and pins usually cost less than $200 new or used. Since the price difference on these smaller items is minimal, the crews we work with prefer to buy them new.
For larger assemblies that rarely fail internally, used excavator parts offer better savings. For example, choosing a used swing motor that costs $1,300 less leaves money available for the seal kit, oil, and workshop labor needed to complete the repair.
Budgeting for a Mixed Parts Order
Most repair orders need a mix of new and used parts, so compare prices for each item before choosing a supplier. This lets you save on suitable used components while keeping new parts where reliability is essential.
As a starting point, allocate 60% of your budget to new excavator parts that maintain hydraulic pressure and 40% to used parts. You should also set aside another 15% for freight and core deposits, as heavy equipment parts often ship on pallets and some components require a deposit that you can recover when returning the old part.
How Long Will Your Equipment Sit Waiting After You Buy Parts?
Once you’ve set the budget, the next step is to check how quickly each part can arrive. Your machine might be out of action for a day or several weeks, depending on the part you need and where you source it.
Compare the common waits before you promise a customer a restart date.
| What you need | New excavator parts | Used excavator parts |
|---|---|---|
| Filters, seals, pins | Dealer shelf stock ships in 1 to 2 days | Salvage yards list and ship in 2 to 4 days |
| Hydraulic pump | 5 to 10 business days from a regional warehouse | 3 to 5 days once a yard pulls and tests it |
| Final drive for a 2006 model | 4 to 6 weeks on factory backorder | 1 week from a dismantled machine in the same series |
| Full undercarriage set | 2 weeks by freight, built to current spec | 1 week, pulled from a late-model trade-in |
These estimates show how stock availability affects repair times. New parts can arrive quickly when dealers have them on the shelf, while used parts may be ready sooner if a salvage yard has a matching machine available.
This can make used parts a practical option for older machines, especially when new replacements are on backorder. So contact both suppliers on the same morning, confirm their delivery dates, and schedule your mechanic around the earliest reliable arrival.
Fit, Reliability, and Manufacturer Warranties Separate the Two Options
When comparing new and used excavator parts, consider the warranty, fit, and reliability alongside the price. New parts often come with a 12-month warranty covering parts and labor, while dismantling yards may offer 30 to 90 days of cover for used components. Both can provide some protection if a part fails soon after installation, but the terms depend on the supplier.
The next thing to check is whether the part will fit your machine. New parts usually follow current manufacturer specifications, which makes it easier to match a replacement to a 2021 model.
Used parts need closer inspection because manufacturers sometimes change designs between model years. For example, a housing from a 2014 machine may have different port positions from one designed for a 2018 model.
Even when a used part appears to fit, its condition needs to be verified before purchase. Ask the supplier for pressure test results and clear photos of the splines to check for wear or damage. These checks can help prevent installation problems and costly downtime.
New excavator parts generally require fewer condition checks, but availability can still delay repairs. If the correct component is on factory backorder, your machine could remain out of action for several weeks.
Comparing warranty terms, fit, condition, and delivery times helps you choose the option that best suits your repair.
Weighing the Pros of Buying Each Type of Excavator Part
When cost, timing, and warranty are settled, the practical pros of each option come into focus. Contractors frame the call as used excavator vs. new, yet plenty of fleets end up using both.
Run through the four advantages below and match them against the machines you own:
Exact Fit from the Factory: New parts usually include the seals and mounting hardware needed for installation. Used components may require separate kits or extra fittings.
Lower Repair Costs: A smaller upfront price makes used parts appealing for budget-conscious repairs, while new components can reduce replacement costs if they last longer.
Support for Older Models: When manufacturers stop producing parts for older excavators, salvage yards can help keep them running. Machines still in production generally have better access to new replacements.
Service Records and Resale Value: Keeping invoices for new parts can support your machine’s resale value. Documenting used components also shows buyers which repairs have been carried out.
Machine age is an important factor when choosing between these options because it affects both parts availability and the total cost of ownership. In the United States, the IRS lists a five-year depreciation period for many types of construction machinery under its depreciation guidelines.
Newer machines often have better access to parts still in production, while excavators over a decade old may rely more on salvage yards. So check availability and repair costs for each machine to help you choose the most practical option for your fleet.
Matching Parts to the Machine in Front of You
Choosing between new and used parts for heavy construction equipment depends on more than price. Your machine’s age, warranty, and parts availability all affect which option makes sense.
If your excavator is still under warranty or relies on high-pressure hydraulics every day, new excavator parts can help maintain its required specifications and warranty coverage. For older models that are no longer in production, or repairs made before resale, used excavator parts can be a practical, lower-cost option.
Bites Off Broadway supplies new excavator parts and used excavator parts for contractors running mixed fleets. Email the parts desk for current stock and a same-day quote.