719810-23100 Connecting Rod | Ready to Ship for Yanmar 3TNE78
719810-23100 Connecting Rod for Yanmar 3TNE78 / 3TNE78A engines — high-strength steel...
Connecting Rod 8980139624, Isuzu 4JG1 / 4JG2 Replacement — New aftermarket condition, ISO 9001 production.
Warranty covers manufacturing defects for 3–12 months; single-piece orders ship promptly from ready stock.
In-Stock Dispatch — Guangzhou warehouse holds this connecting rod for immediate release, cutting your wait from weeks to days.
| Parameter | Value |
|---|---|
| Part Number | 8980139624 |
| Product Type | Connecting Rod |
| Cross-Reference | 8-98013-962-4, 8972892630, 8972892631, 8980139620, 8980139621, 8980139623 (reference only) |
| Machine Fitment | John Deere 75C, 80C; Isuzu 4JG1, 4JG2 |
| Condition | New Aftermarket |
| Warranty | 3-12 months against manufacturing defects |
| Standard | ISO 9001 |
| Failure Symptom | Replacement Urgency |
|---|---|
| Knocking noise from lower engine block under load | Immediate — machine must be shut down to prevent crankshaft damage |
| Scored or blued rod journal surface on teardown | High — reassembly cannot proceed without replacement rod |
| Catastrophic rod failure during mid-cycle excavation | Critical — project timeline halted until part arrives |
| Excessive oil consumption traced to bent rod | Moderate — engine runs but efficiency drops with each operating hour |
This connecting rod ships from stock, meaning your excavator teardown does not turn into a multi-week parking lot.
When an excavator like the John Deere 75C goes down on a job site with a suspected rod issue, every idle hour compounds. The crew is standing by, the rental meter is running, and the foreman needs a date — not a maybe. A supplier who says "let me check" and goes silent for two days has already cost the project more than the part itself. [NEED_CITE: equipment downtime cost factors in earthmoving operations]
I have watched workshops tear down an Isuzu 4JG1 engine completely, then sit on the disassembled block for days because a single connecting rod 8980139624 was listed as "available" but actually needed sourcing from a third-tier warehouse across the country. The difference between a shop that quotes you a ship date and one that gives you a tracking number within hours is the difference between finishing the week on schedule and explaining another delay to the project owner.
When your machine is already stripped and waiting, the last thing you need is a back-and-forth over whether the number on the old rod is still current. The connecting rod 8980139624 supersedes several earlier Isuzu reference numbers, including 8972892630 and 8972892631, so the stamping on a rod pulled from a high-hour 4JG1 may not match the number you originally searched. We confirm fitment from the engine serial plate, a photograph of the old rod, or the machine model alone — whichever is legible on your end. One clear image is usually enough to lock in the right part before the engine bay cools down.
Stock in our Guangzhou warehouse means the physical part is not the bottleneck — logistics is. For a single connecting rod 8980139624 heading to a workshop overseas, express courier typically delivers within a short window, air freight suits consolidated engine component orders, and sea freight applies only when the rod is part of a larger planned shipment. We quote arrival timing at the point of inquiry, not after payment. [NEED_CITE: international express freight transit expectations for industrial spare parts] Weekend and after-hours messages still get a stock confirmation because machine failures do not wait for business hours.
The center-to-center length, big-end bore diameter, and small-end bushing fit of this connecting rod must match the crankshaft journal and piston pin specifications of the 4JG1 or 4JG2 block precisely. A rod that is dimensionally correct but specified for a different compression variant can alter deck height and valve-to-piston clearance. The ISO 9001 production standard behind this part ensures those critical dimensions fall within the tolerance window the engine designer intended. New aftermarket condition means the rod arrives ready to install with matching bearings, without the unknown fatigue history of a reconditioned unit. The 3–12 month warranty window covers manufacturing defects, giving the workshop a safety net through the initial break-in period and beyond.
Shipping back a connecting rod that does not fit is not just a freight expense. The engine block sits open in the workshop, contamination risk climbs with every day the cylinders are exposed, and the mechanic who cleared his schedule for that rebuild is now idle or reassigned. Worse, a rod that physically bolts on but has an incorrect big-end bore can spin a bearing within the first fifty hours — meaning a second teardown, a second gasket set, and a crankshaft that may now need regrinding. [NEED_CITE: engine bearing failure modes related to connecting rod dimensional variance] Confirming the correct part from a photograph or machine serial before it ships avoids all of this.
Our Guangzhou warehouse carries fast-failure engine internals like this connecting rod 8980139624 on the shelf, not on a supplier lead-time list. We accept single-piece orders, so a one-rod emergency does not require padding an order to meet a minimum. Part identification works from a part number, a machine model like the John Deere 80C, or a photo of a worn nameplate — whichever the site condition allows. Cross-reference verification catches superseded numbers before dispatch. Self-produced and sourced lines carry the same warranty terms under one account, so there is no finger-pointing between manufacturers if a question arises.
Drop us the part number, the engine serial plate photo, or a shot of the old connecting rod itself. If the nameplate is painted over or missing, the machine model — for example a John Deere 75C — plus the engine family is usually enough to confirm fitment and get a shipping quote back to you on the same exchange.
Q: Is the 8980139624 connecting rod in stock right now? A: Yes, this connecting rod is held in our Guangzhou warehouse inventory for fast dispatch. We confirm live stock status at the point of your inquiry so you can plan the repair schedule around a confirmed ship date, not an estimate.
Q: Can I order just one piece for an emergency repair? A: Absolutely. We set no minimum order quantity, so a single connecting rod 8980139624 ships without requiring you to add filler items to a cart. This is built around workshops that need one part to finish a teardown already in progress.
Q: How many days until it arrives at my workshop? A: Transit time depends on your location and the freight method chosen. We quote an arrival window alongside the shipping option at the inquiry stage, so you know the expected delivery date before committing to the order.
Q: The nameplate is gone — can you identify the rod from a photograph? A: Yes. A clear photo of the old connecting rod, the engine block casting number, or even the machine serial plate is usually sufficient for our team to confirm the correct part and cross-reference any superseded numbers.
Q: What happens if the part does not fit when it arrives? A: If the part is confirmed against the information you provided and still does not fit, we address it through our warranty and return process. Sending a photo or serial number upfront greatly reduces this risk before the rod ever ships.
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.
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