Emergency Replacement Connecting Rod β Fits Yanmar 3TNA72 Engine
Connecting Rod for Yanmar 3TNA72, Forged Steel, Heat-Treated β in stock at...
Main & Con Rod Bearing Set with Thrust Washer for Kubota V1903, V2003, V2203, V2403 β high-tin aluminum alloy construction, Ra β€ 0.4 ΞΌm surface finish, replacement for Kubota V-series engines.
Ready to ship today β a complete main and connecting rod bearing set for Kubota V1903 through V2403 engines sits in our Guangzhou warehouse and can leave within hours of payment confirmation.
| Parameter | Value |
|---|---|
| Product Type | Main & Con Rod Bearing Set |
| Machine Fitment | V1903, V1903T, V2003, V2003T, V2203, V2403 |
| Brand Compatibility | Kubota (replacement for) |
| Kit Contents | 1 Set Main Bearings, 1 Set Connecting Rod Bearings, 1 Set Thrust Washers |
| Bearing Material | High-tin aluminum alloy with copper-lead overlay (Babbitt metal) |
| Surface Finish | Ra β€ 0.4 ΞΌm |
| Hardness | 22β28 HB |
| Thrust Washer Thickness Tolerance | Β±0.01 mm |
| Surface Treatment | Phosphating and rust-inhibiting oil coating |
| Condition | New Aftermarket |
| Warranty | 6-month standard warranty against manufacturing defects (extended 12-month options available) |
| MOQ | 1 piece |
| Standards | ISO 9001, ISO 2710 |
| Failure Symptom | Replacement Urgency |
|---|---|
| Low oil pressure at operating temperature | Immediate β engine must not run until bearings are replaced |
| Knocking sound from lower block under load | Same-day shutdown recommended to prevent crankshaft scoring |
| Excessive crankshaft end play | Urgent β thrust washer wear can damage block thrust face |
| Metal flakes on dipstick or in oil filter | Critical β indicates bearing material breakdown already in progress |
| Engine seized during operation | Rebuild required β full bearing and crankshaft inspection mandatory |
A Kubota V-series main and con rod bearing set in stock fast shipping replacement leaves our Guangzhou facility on the day your payment clears.
Every hour a compact excavator or generator set sits idle costs real money in missed deadlines, rental penalties, or idle crew wages. Waiting three or four weeks for a channel-order bearing kit is not an option when a pump station must resume before the next rain, or a skid steer is the only machine on a trenching job. [NEED_CITE: economic impact of unplanned equipment downtime in small-footprint construction]. This bearing set addresses that gap β it is warehoused, inspected, and packaged for dispatch before you finish reading this page.
The Kubota V-series main and con rod bearing set in stock fast shipping replacement covers V1903, V1903T, V2003, V2003T, V2203, and V2403 engines, but variant differences exist within the same base engine family. When the engine nameplate is worn, painted over, or missing entirely, we identify the correct bearing set from a photograph of the block casting, the crankshaft journal count, or the serial number plate on the machine frame. Our team responds within the same business day so you are not waiting on a guess. Once confirmed, the set ships as a single kit β main bearings, connecting rod bearings, and thrust washers together β so nothing is missing when the engine is on the stand.
Stock items leave Guangzhou within two to five working days after payment. Express courier delivery typically reaches international destinations in three to seven days; air freight runs seven to twelve days; sea freight covers twenty-five to forty days depending on port. For a machine already down, courier is almost always the right call β the freight cost is small compared to the daily loss from an idle excavator or a rented generator running on diesel instead of grid power. [NEED_CITE: freight mode selection criteria for emergency heavy equipment parts]. Tracking numbers are issued the moment the carton leaves the warehouse so your workshop can plan the rebuild schedule around a known arrival date. The sealed foil pouch and EPE foam nesting survive courier sorting systems without damage to the bearing surfaces.
The high-tin aluminum alloy with copper-lead overlay provides a conformable bearing surface that embeds minor contaminants rather than scoring the crankshaft journal β a practical advantage in field-rebuilt engines where perfect cleanliness is hard to guarantee. Surface finish at Ra β€ 0.4 ΞΌm ensures the oil film establishes quickly during the critical first seconds of startup after reassembly. Thrust washer thickness tolerance of Β±0.01 mm keeps crankshaft end play within the engine designer's specified window, preventing both excessive axial movement and binding when the block reaches operating temperature. [NEED_CITE: tribological requirements for thin-wall engine bearings in diesel applications]. Phosphating and rust-inhibiting oil coating protect the bearing surfaces during storage and transit, arriving in the same condition they left the production line.
Ordering a bearing set that turns out to be for the wrong variant within the V-series family means the engine stays on the stand, the courier return takes another week, and the second correct set must still be ordered. I once watched a workshop lose three full days because a blurry nameplate photo led to a V1903 set being sent for what was actually a V2003T β the main bearing shell width was close enough to seat loosely but wrong enough to spin in the saddle under load. The crankshaft journal was scored before the mechanic caught the oil pressure reading at idle. Accurate identification from clear photographs or serial numbers eliminates this entirely and costs nothing extra.
Production and sourced lines carry identical quality control and the same warranty terms, so there is no guesswork about which batch you receive. Eight product categories under one account mean gasket sets, oil pumps, and seal kits can ship in the same carton as this Kubota V-series main and con rod bearing set in stock fast shipping replacement, avoiding split freight charges. A one-piece minimum order means a single emergency rebuild is never blocked by a quantity threshold. Guangzhou warehouse stock on fast-moving engine bearings allows same-week dispatch rather than made-to-order delays. Part identification from a machine model, a photograph, or a worn nameplate image removes the risk of ordering the wrong variant. [NEED_CITE: aftermarket supplier evaluation criteria for critical engine components]. Technical support is available to confirm compatibility and grade selection before the order is placed.
Send the engine model, serial number, or a photograph of the nameplate β even if the paint is thick or the stamping is worn. We will confirm which Kubota V-series main and con rod bearing set in stock fast shipping replacement fits your engine, quote the available shipping options with arrival dates, and hold the set for dispatch the same day payment clears. If the nameplate is gone entirely, a photo of the block casting number or the machine model plate is enough to start the identification.
Q: Can you ship a single bearing set for one emergency rebuild? A: Yes. The minimum order is one piece. A single Kubota V-series main and con rod bearing set in stock fast shipping replacement ships in a reinforced carton with full protective packaging, ready for express courier dispatch from our Guangzhou warehouse without waiting to consolidate a larger order.
Q: The engine nameplate is unreadable β can you still identify the right set? A: Send a clear photograph of the machine model plate, the block casting number, or even the old bearing shells laid on a ruler. Our team cross-references these against known variant differences within the V1903 through V2403 family to confirm the correct set before you commit to the order.
Q: How soon after payment will the bearing set leave the warehouse? A: In-stock sets are picked, inspected, and packed within two to five working days of payment confirmation. A tracking number is issued at dispatch so your workshop can schedule the rebuild around a confirmed arrival window.
Q: Are thrust washers included or ordered separately? A: Every set ships complete with main bearings, connecting rod bearings, and thrust washers as one kit. Nothing needs to be added separately for a standard rebuild, which eliminates the risk of a missing item holding up the reassembly.
Q: What happens if the set does not fit upon arrival? A: Contact us immediately with photographs of the fitment issue. We will verify whether the variant was misidentified and arrange the correct replacement. Pre-shipment identification from serial numbers or photographs significantly reduces this risk.
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.
Fill in your details and we'll respond within 24 hours with a competitive quote.
Explore more high-quality excavator and heavy equipment parts from XUNPO.
Connecting Rod for Yanmar 3TNA72, Forged Steel, Heat-Treated β in stock at...
16241-22310 Con Rod Bearing Set for Kubota D1105 β compatible with B-series...
5184331AC Valve Rocker Arm & Lifter Kit for 3.6L Pentastar V6, includes...
Rocker Arm Assembly 3052170 3047479, complete valvetrain unit with hardware β compatible...