Water Pump SBA145017721 for Shibaura ISM N844 – Direct-fit replacement for New Holland TC series

Product Specifications

Compatible Models

Tired of Overheating Engines and Unexpected Downtime? Get the Correct Water Pump SBA145017721 for Your New Holland TC35 and Shibaura ISM N844

Every hour a tractor sits idle due to coolant system failure costs operators hundreds — sometimes thousands — of dollars in lost productivity. Counterfeit or poorly machined water pumps fail within weeks, causing overheating, head gasket damage, and costly secondary repairs. OEM replacements often take 3–4 weeks to arrive, halting field operations during peak planting or harvesting seasons.

OEM-Equivalent Quality, Ready to Ship from Guangzhou Warehouse

This water pump is manufactured in ISO 9001-certified facilities and undergoes full functional testing before shipment — including pressure checks, flow rate verification, and bearing rotation consistency. With 10 years of global export experience and 10,000+ SKUs in stock, XUNPO delivers direct-fit replacements for critical cooling systems on New Holland TC series tractors and Shibaura-powered equipment — no waiting, no guesswork.

Where This Part Works

This water pump operates under continuous thermal cycling and high-vibration conditions typical in agricultural field work, municipal road maintenance, and small-scale earthmoving. It maintains stable coolant circulation at engine speeds up to 2,800 RPM and ambient temperatures from -20°C to +50°C. Correct fitment is essential: improper impeller clearance or seal alignment causes cavitation, reduced heat transfer efficiency, and premature bearing wear — especially in high-load applications like loader operation or PTO-driven implements.

Engineering Details That Matter

The housing is precision-cast aluminum alloy (A380), ensuring dimensional stability across operating temperatures while minimizing weight. The shaft is hardened 40Cr steel (HRC 52–56), ground to ±0.01 mm tolerance for exact bearing alignment. The mechanical seal uses carbon/ceramic faces rated for 150,000+ cycles and compatible with ethylene glycol-based coolants. Impeller vanes are optimized for laminar flow at low-RPM startup, reducing cavitation risk during cold starts. All surfaces receive chromate conversion coating for corrosion resistance in humid or saline environments.

The Real Cost of Wrong Parts

A $45 counterfeit water pump may save $20 upfront — but risks $1,200 in labor for cylinder head reconditioning, $800 in coolant flush and refills, and $3,000+ in daily downtime for a 120-ha farming operation. Genuine-equivalent parts like this SBA145017721 meet ISO 5801 airflow standards and OEM torque specs (22 ± 2 N·m for mounting bolts). Total cost of ownership drops by 37% over 24 months when factoring in service intervals, warranty coverage, and unplanned repair frequency — not just unit price.

Why Customers Trust XUNPO

Packaging & Shipping

• Individually sealed in rigid cardboard box with molded EPS foam and VCI anti-corrosion paper
• In-stock items ship within 2–5 working days after order confirmation
• Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — quoted per destination
• Real-time tracking provided from warehouse dispatch to final delivery
• MOQ is 1 piece — designed for urgent field repairs and small fleet operators

Get Your Water Pump SBA145017721 Now

Your tractor can’t wait — neither should your parts order. Send us your machine model (e.g., TC45D), quantity, and destination country, and we’ll email a competitive quote within 24 hours. First-time buyers may request a sample for physical verification before bulk purchase. Every day delayed is another day of lost field time — act now to restore uptime.

Frequently Asked Questions