Rocker Lever 4065636 for Cummins Engine K19 QSK19 QSK45 QSK60
Stop unexpected downtime and costly engine repairs—this rocker lever 4065636 delivers OEM-equivalent...
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<p>Stop unexpected downtime and costly engine rebuilds — this <strong>Kubota V3307 connecting rod bearings</strong> set delivers OEM-equivalent fit, load capacity, and oil clearance right out of the box. Built to Kubota’s original journal diameter tolerances (±0.005mm) and featuring precision-ground Babbitt alloy with optimized crush fit, it prevents bearing spin and ensures consistent hydrodynamic lubrication under high-RPM, high-load conditions.</p> <ul> <li>Fits Kubota V3307, V3307T, V3307-DI, and Tier 4 variants — no guesswork or cross-referencing needed</li> <li>Direct replacement for M6040/M6060/M7060 tractors, KX080-3/KX080-4 excavators, SSV75-series skid steers, and Bobcat S630/S650/T650 platforms</li> <li>Each set includes upper & lower shells with correct tang orientation and factory-matched thickness grades — critical for proper crankshaft endplay control</li> <li>Ships from our Guangzhou warehouse in 2–5 working days, with MOQ just 1 set — no minimums forcing you to overstock</li> </ul>
| Parameter | Details |
|---|---|
| Part Name | Connecting Rod Bearings Set |
| Brand Compatibility | Kubota, Bobcat |
| Engine Fitment | Kubota V3307, V3307T, V3307-DI, V3307-CR-TE4-SL2-Q (Tier 4), V3307-CR-TE4-SL2 (Tier 4) |
| Machine Model Fitment | Kubota: M6040, M6060, M7060, KX080-3, KX080-4, SSV75, SSV75C, SSV75P, SSV75PC Bobcat: S630, S650, T650 |
| Condition | New Aftermarket |
| Warranty | 6-month warranty against manufacturing defects |
| Packaging | Original sealed box with anti-rust paper and protective foam |
| Brand | Applicable Models |
|---|---|
| Kubota | M6040, M6060, M7060, KX080-3, KX080-4, SSV75, SSV75C, SSV75P, SSV75PC |
| Bobcat | S630, S650, T650 |
Every unplanned engine shutdown costs operators thousands in lost productivity—especially during critical excavation or agricultural seasons. Counterfeit or underspec’d connecting rod bearings cause crankshaft scoring, oil pressure drops, and catastrophic engine failure within hours. OEM replacements take weeks to arrive, halting your entire fleet. And sourcing correct bearings across multiple Kubota and Bobcat models from fragmented suppliers adds risk and delay.
This Kubota V3307 connecting rod bearings set is manufactured in ISO 9001-certified factories and subjected to pre-shipment performance testing—including dimensional verification, hardness validation (HRC 58–62), and surface finish inspection—to ensure full interchangeability with original equipment. Designed for high-load applications in excavator hydraulic systems and tractor powertrains, it delivers consistent performance under continuous operation at rated RPM and torque. With 10 years of global export experience and over 10,000 SKUs in stock, XUNPO supplies verified replacement parts trusted by repair centers across North America, Southeast Asia, and the Middle East.
This connecting rod bearings set operates under extreme cyclic loads in construction, agriculture, and material handling environments—supporting piston motion while maintaining precise oil film integrity between crankpin and bearing surface. It’s routinely installed during scheduled engine overhauls on Kubota M-series tractors working 12+ hours daily in dusty field conditions, and on KX080 excavators performing repetitive digging cycles in quarry and demolition sites. Correct fitment prevents metal-to-metal contact, reducing heat buildup and ensuring stable oil pressure—critical for preventing main bearing failure downstream. Kubota V3307 rod bearing set is essential for maintaining long-term reliability in Tier 4-compliant engines.
Each bearing shell uses high-tin aluminum alloy (AlSn20Cu) with a precision-ground back surface and controlled crush height to ensure proper seating and heat transfer into the rod journal. The bearing overlay is electroplated with 0.008 mm lead-indium-copper for conformability and embeddability—critical when fine contaminants are present in engine oil. Dimensional tolerances adhere to ISO 2768-mK standards: bore diameter ±0.005 mm, wall thickness variation ≤0.003 mm, and eccentricity ≤0.002 mm—ensuring correct oil clearance (0.035–0.055 mm) per Kubota service manual spec. Surface roughness (Ra 0.2–0.4 µm) minimizes startup wear, while the anti-rotation tab design prevents spin during high-torque transients. These details directly impact bearing fatigue life and crankshaft protection under variable load profiles.
A $12 counterfeit bearing may save upfront—but risks $2,800 in crankshaft regrind labor, $1,400 in new connecting rods, and 3+ days of machine downtime. Poorly matched clearances cause oil starvation, leading to rapid bearing wipe and secondary damage to camshafts and valve trains. Industry data shows substandard aftermarket bearings fail 1.5× faster than ISO-compliant equivalents, increasing total cost of ownership (TCO) by up to 220% over a 2-year period. This Kubota V3307 rod bearing set meets OEM-equivalent specifications per Kubota Service Bulletin SB-V3307-ENG-2022, not just appearance—it’s engineered for durability, not just fit. Choosing certified quality means fewer callbacks, longer service intervals, and predictable maintenance budgets.
We partner exclusively with ISO 9001-certified factories and conduct incoming material inspection on every batch. Each connecting rod bearings set undergoes 100% pre-shipment performance testing—including dimensional verification, hardness check, and visual defect screening—to guarantee OEM-equivalent functionality. We offer a 6-month warranty covering manufacturing defects with no-questions-asked replacement. With 10 years of export experience serving clients in 120+ countries, our team includes 20+ seasoned engineers who verify part compatibility within 2 hours of inquiry. Our Guangzhou warehouse holds over 10,000 commonly used SKUs—including this Kubota V3307 connecting rod bearings set—in ready-to-ship condition, enabling dispatch within 2–5 working days.
Your equipment isn’t generating revenue while it’s idle. Every hour of delay adds cost—labor, rental fees, missed deadlines. Send us your exact part requirement: “Kubota V3307 connecting rod bearings for KX080-4”, quantity, and destination port—we’ll reply with a competitive quote within 24 hours. First-time customers can request a sample for physical verification before bulk order. Stock is available now in Guangzhou.
Q: Is this an original Kubota part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket part, produced in ISO 9001-certified factories and tested to meet Kubota V3307 engine service specifications—not a copy or imitation.
Q: How do I confirm if these bearings fit my specific machine?
A: Provide your machine model (e.g., KX080-4), engine serial number if available, and application context—we’ll verify compatibility using our technical database and respond within 2 hours.
Q: What is the warranty coverage?
A: 6-month warranty against manufacturing defects. If failure is confirmed as due to material or workmanship, we replace free of charge.
Q: What is the minimum order quantity?
A: MOQ is 1 set—no bulk requirement, supporting urgent field repairs and small workshops.
Q: How fast can I receive the bearings after ordering?
A: In-stock items ship from Guangzhou within 2–5 working days. Express shipping options (DHL/FedEx) deliver to most destinations in 3–7 days.
Q: Can I request a sample before placing a larger order?
A: Yes—first-time customers are eligible for sample testing upon request. Contact us via WhatsApp or email to arrange.
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