Block & Internal Parts
719810-23100 Connecting Rod | Ready to Ship for Yanmar 3TNE78
ISO Certified Quality Assured
2-5 Day Ship Fast Dispatch
3-12 Mo. Warranty
Block & Internal Parts 719810-23100 connecting rod Engine Part

719810-23100 Connecting Rod | Ready to Ship for Yanmar 3TNE78

719810-23100 Connecting Rod for Yanmar 3TNE78 / 3TNE78A engines β€” high-strength steel construction, compatible with Komatsu PC27MR-2, PC27MR-3, PC27R-8 and PC20R-8 mini-excavators.

  • Stocked in our Guangzhou warehouse for rapid dispatch, with a 1-piece minimum so a single emergency replacement ships without MOQ delay
  • Part number confirmed from your machine model, worn nameplate photo or old rod image when the stamping is unreadable
  • Cross-reference interchange numbers include YM719810-23100, YMR000995 and YM719810-23700

Dispatch timing quoted at enquiry β€” arrival window confirmed before you commit.

Key Highlights

  • Fits CAT, Komatsu, Hitachi, Volvo, Hyundai, Doosan, Kobelco, Sany, XCMG & more
  • Sourced from ISO-certified factories with strict QC inspection
  • MOQ = 1 piece Β· In-stock items ship in 2-5 working days
  • 3-12 month warranty Β· 24-hour quotation guarantee
Ships from Guangzhou
120+ countries served
MOQ: 1 piece
Quote in 24 hours

Same-Week Dispatch β€” Guangzhou warehouse holds Connecting Rod 719810-23100 for Yanmar 3TNE78 engines, ready for courier or air freight within 2–5 working days of order confirmation.

Technical Specifications

Parameter Value
Part Number 719810-23100
Product Type Connecting Rod
Cross-Reference 71981023100, YM719810-23100, YM71981023100, YMR000995, YM719810-23700, YM71981023700, 719810-23700, 71981023700 (reference only)
Machine Fitment 3D75N-1YC, 3D78AE-3A through 3D78AE-3HC, 3D78E-3A/3B, 3D78N-1A/1C/1E, 3D80-1, 3D82AE-3C/3D, 3D82E-3A/3B, PC20R-8, PC27MR-2, PC27MR-3, PC27R-8, PC27R-8 DELUXE
Compatible Engine Brand Yanmar
Engine Models 3TNE78, 3TNE78A
Material High-strength steel
Condition New Aftermarket
Warranty 3–12 months against manufacturing defects
Quality Standard ISO 9001

Application Suitability

Failure Symptom Replacement Urgency
Metallic knocking from crankcase that worsens under load Immediate β€” continued operation risks crankshaft scoring
Engine seizure after oil pressure loss on a mini-excavator Same-day teardown required; rod likely bent or fractured
Excessive vibration traced to one cylinder during compression test Schedule within current service window before adjacent rods absorb abnormal loading
Visible scoring or heat discoloration on rod bearing surface during overhaul Replace before reassembly; do not reuse compromised rod

What Arrives Before the Machine Can Move Again

Connecting Rod 719810-23100 in stock means the difference between a two-day and a two-week shutdown on a Komatsu PC27MR-2 or PC27R-8.

When a Yanmar 3TNE78 engine tears a rod bearing on a remote jobsite, the clock starts immediately. I have seen a mini-excavator sit idle in a desert compound because the local supplier needed several days just to confirm whether an old part number was still valid. By the time the replacement shipped, the rental contract had already lapsed. A Connecting Rod 719810-23100 in stock at a dispatch-ready warehouse removes that confirmation bottleneck entirely. [NEED_CITE: construction equipment downtime cost factors for compact excavators]

Availability and Identification Without Delay

This connecting rod sits on a Guangzhou warehouse shelf, not on a factory production schedule. Orders placed before the daily cutoff typically enter packing the same afternoon. For buyers holding a worn or painted-over nameplate on a 3D78AE-series engine, a single photograph of the engine block or machine serial plate is enough to confirm whether 719810-23100 is the correct rod. The technical team cross-checks superseded numbers such as YM719810-23700 and 719810-23700 before any carton is sealed.

Shipping Windows Quoted Before You Commit

A Connecting Rod 719810-23100 in stock ships via express courier, air freight, or sea freight depending on urgency and destination. Express services typically reach most international airports within a handful of business days. Air freight suits multi-piece consignments where cost per kilogram matters more than same-week arrival. Sea freight is viable only when the machine is not yet down and the buyer is building safety stock. Every quote includes an estimated arrival window so site supervisors can plan the rebuild sequence around a known delivery date. [NEED_CITE: international express freight transit benchmarks for machinery spare parts]

Specification Notes That Matter at the Workbench

The high-strength steel forging of this connecting rod must withstand the cyclic tensile and compressive loads generated by a 3TNE78 or 3TNE78A engine at rated RPM. Rod bolts must be torqued to the engine manufacturer's specification in the correct sequence; uneven clamping distorts the big-end bore and accelerates bearing shell wear. The small-end bushing bore must match the piston pin diameter within the clearance range stated in the Yanmar service manual β€” a mismatch of even a few hundredths of a millimeter leads to pin knock when the engine reaches operating temperature. These dimensional checks are performed during production under ISO 9001 quality control, but the rebuilding technician should always verify fit before final assembly.

Connecting Rod 719810-23100 for Yanmar 3TNE78 engine showing big-end bore and small-end bushing

The Cost of Guessing the Wrong Rod

Ordering a connecting rod without confirming the exact engine variant often leads to one of two outcomes. The rod arrives and physically fits but carries a different big-end width or bolt spacing, causing early bearing failure under load. Or the rod does not fit at all, forcing the workshop to source a second unit while the machine remains on the bench. Either scenario adds unplanned downtime on top of the original breakdown. Verifying the machine serial number and cross-referencing superseded part numbers before ordering eliminates both risks. [NEED_CITE: aftermarket part identification errors in compact equipment repair]

Why Source This Rod Through XUNPO

Guangzhou warehouse stock on Connecting Rod 719810-23100 eliminates factory lead time for emergency repairs. A one-piece minimum order means a single replacement rod ships without waiting to reach an arbitrary quantity threshold. Part identification is possible from a part number, a machine model, a photograph of the old rod, or even a blurred nameplate image β€” the technical team handles the cross-reference verification. Both self-produced and sourced product lines carry identical warranty terms of 3–12 months against manufacturing defects. Sample supply is available for fitment confirmation before any bulk commitment, reducing the risk of a mismatch on the first order.

Connecting Rod 719810-23100 dimensional reference showing bolt pattern and bearing saddle

Stock, Shipping & Arrival

  • Current warehouse status for Connecting Rod 719810-23100 confirmed at time of quote, not assumed from a static listing.
  • Express courier transit quoted with door-to-door tracking for single-rod emergency shipments to most international destinations.
  • Anti-vibration packaging with individual rod wrapping protects bearing surfaces during high-speed courier handling.
  • Dispatch within 2–5 working days of payment confirmation for in-stock items held at the Guangzhou facility.

Documentation & Verification

  • Commercial invoice lists Connecting Rod 719810-23100 with HS code for smooth customs clearance at destination.
  • Cross-reference sheet maps 719810-23100 to superseded numbers YM719810-23700 and YMR000995, marked reference only.
  • Dimensional inspection record covers big-end bore diameter and rod bolt thread condition before packing.
  • Warranty certificate states 3–12 month coverage against manufacturing defects with a defined claim channel.
  • Packing photographs show protective wrapping and carton labeling before the shipment leaves the warehouse.

Confirm the Right Rod Before You Order

Send a clear photograph of the engine nameplate, the old connecting rod stamping, or the machine serial plate. If the nameplate is worn or painted over, provide the machine model and any visible engine casting numbers. The technical team will return a confirmed part match, current stock status, and an estimated arrival date for your location β€” typically within the same business day. For workshops mid-teardown, this step prevents a second round of downtime caused by a misidentified rod.

Frequently Asked Questions

Q: Is Connecting Rod 719810-23100 in stock right now and how fast can it ship? A: This connecting rod is stocked at the Guangzhou warehouse and can be dispatched within 2–5 working days of order confirmation. Express courier services are available for international delivery with real-time tracking provided. Stock status is verified at the time of inquiry to avoid quoting against a depleted shelf.

Q: What is the minimum order β€” can I buy just one rod for an emergency repair? A: Yes, the minimum order is one piece. There is no quantity threshold blocking a single emergency purchase. A single Connecting Rod 719810-23100 ships in protective packaging suitable for express courier without waiting for other orders to consolidate.

Q: How long will delivery take to my country by express, air, or sea? A: Express courier typically reaches most international destinations within several business days with door-to-door tracking. Air freight suits larger consignments where per-kilogram cost matters. Sea freight is available for planned restocking but is not recommended when a machine is already down and waiting for parts.

Q: My nameplate is worn or painted over β€” can you confirm the right part from a photo or machine model alone? A: Yes. A photograph of the engine block casting, the old rod stamping, or the machine serial plate is usually sufficient. The technical team cross-references the image against known engine variants and superseded part numbers to return a confirmed match before any order is placed.

Q: What happens if the part arrives and does not match my engine? A: Contact the support team immediately with photographs of the received rod alongside the engine it was intended for. The warranty covers manufacturing defects for 3–12 months, and the technical team will work to identify the correct replacement and arrange a resolution through the established after-sales channel.

Compatible Brands & Models

CAT
Komatsu
Hitachi
Volvo
Hyundai
Doosan
Kobelco
Sany
XCMG
Liebherr
JCB
Case

Not sure if this part fits your machine? Send us your machine model number and serial number via WhatsApp or email -- our specialists will verify compatibility within 2 hours.

Shipping Information

  • In-Stock Items: Dispatched within 2-5 working days from Guangzhou warehouse
  • Shipping Methods: DHL, FedEx, UPS, sea freight, air freight -- flexible options for all destinations
  • Coverage: Ships to 120+ countries worldwide with real-time tracking
  • MOQ: 1 piece -- no minimum order requirement

Warranty & Quality

  • Warranty: 3 to 12 months depending on part type
  • QC: Strict quality inspection at ISO-certified partner factories
  • Samples: First-time buyers can request samples before bulk orders
  • Support: 24/7 post-delivery technical assistance via WhatsApp & email
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