Kubota V1903–V2403 Main & Rod Bearing Set with Thrust Washer for Engine Rebuild

Product Specifications

Compatible Models

Tired of Engine Knocking and Premature Failure? Get the Right Kubota V2403 Bearing Set for Your Diesel Rebuild

Every hour your Kubota-powered excavator or loader sits idle due to bearing failure costs hundreds — sometimes thousands — in lost productivity. Counterfeit or underspec’d main and rod bearings cause rapid wear, oil pressure drop, and catastrophic crankshaft damage. OEM replacement sets mean waiting 3–4 weeks while your fleet stands still — and paying up to 45% more than necessary.

OEM-Equivalent Quality, Ready to Ship from Guangzhou Warehouse

This Kubota engine bearings set is manufactured in ISO 9001-certified facilities, with strict incoming material inspection and 100% pre-shipment performance testing. Designed for real-world diesel engine rebuilds — whether on a construction site in Texas, a quarry in South Africa, or a rental yard in Malaysia — it delivers consistent load-bearing capacity, thermal stability, and dimensional accuracy across all listed V-series engines. Backed by XUNPO’s 10-year global export experience serving 120+ countries.

Where This Part Works

This bearing set is engineered for high-duty-cycle applications: hydraulic excavators (e.g., Kubota U17-3, U25-3), compact wheel loaders, agricultural tractors, and port-side material handlers using Kubota V-series diesel engines. Under continuous load, these components endure radial and thrust forces up to 180 MPa, fluctuating temperatures from -20°C to 160°C, and contaminated oil environments — making precise metallurgy and surface finish non-negotiable. A proper Kubota V2203 main and rod bearings with thrust washer ensures stable crankshaft alignment during prolonged digging, lifting, or grading operations.

Engineering Details That Matter

Each bearing shell uses precision-ground Babbitt metal (SnSb11Cu6) over hardened steel back, delivering optimal embeddability and conformability under shock loads. The thrust washers feature controlled surface roughness (Ra 0.4–0.8 µm) to retain oil film during start-up and low-RPM operation. All components undergo double-heat treatment: quenching at 850°C followed by tempering at 200°C, achieving hardness of HB 120–140 for balanced strength and fatigue resistance. Dimensional tolerances comply with ISO 2768-mK standards — ensuring full interchangeability with original Kubota specifications without machining or fitting.

The Real Cost of Wrong Parts

A $15 counterfeit bearing may seem economical — but it often fails within 200 operating hours, triggering secondary damage to the crankshaft, block, and oil pump. Repair labor, tow fees, and downtime can exceed $3,000 per incident. Industry data shows substandard bearings reduce engine life by 35–50%, increasing total cost of ownership (TCO) by 2.7× over five years. This Kubota diesel engine bearing kit meets ISO/SAE J300 and Kubota internal specification K-STD-001, guaranteeing service intervals matching OEM recommendations — not shortcuts.

Why Customers Trust XUNPO

Packaging & Shipping

• Individually sealed in moisture-proof foil with rust inhibitor, cushioned in custom-cut EPE foam inside reinforced corrugated carton
• In-stock items ship within 2–5 working days after order confirmation
• Flexible logistics: DHL/FedEx/UPS express (3–7 days), air freight (7–12 days), or sea freight (25–40 days)
• Real-time tracking number provided upon dispatch
• MOQ: 1 piece — designed for urgent maintenance and small-batch rebuilds

Get Your Bearings Now — Stop Engine Downtime Today

Your Kubota engine won’t wait — and neither should your repair plan. Send us your exact engine model (e.g., V2403), required quantity, and destination country. You’ll receive a competitive quote within 24 hours — and if it’s your first order, we’ll ship a sample set for testing. Every day delayed means higher labor costs, missed deadlines, and frustrated operators.

Frequently Asked Questions