Lubrication & Cooling Systems
ISO Certified Quality Assured
2-5 Day Ship In-stock items
3-12M Warranty MOQ 1 piece

Kubota V2203 water pump with gasket – direct replacement for KX151 and KH-101

<p>Stop unexpected downtime and coolant leaks on your Kubota excavator — this <strong>Kubota V2203 water pump</strong> delivers OEM-equivalent sealing and flow performance right out of the box. Built for high-cycle applications like KX151 and KH-101 models, it features precision-machined impeller clearances and a factory-installed Viton® gasket that resists thermal creep — a known failure point in aftermarket copies.</p> <ul> <li>Direct-fit replacement for Kubota V2203 engine — no modifications or adapter kits needed</li> <li>Covers 12+ Kubota models including R400(B), L3350DT, KH-66/H KCL, and KX161-2 (S Series)</li> <li>Includes genuine-spec gasket kit — eliminates guesswork when reassembling under time pressure</li> <li>Backed by XUNPO’s 6-month warranty and 2-hour technical verification — because misordered pumps cost more than parts</li> </ul>

MOQ

1 Piece

Lead Time

2-5 Business Days

Shipping

120+ Countries

Warranty

3-12 Months

Compatible Brands

CAT Komatsu Hitachi Volvo Hyundai Doosan Kobelco SANY XCMG

Product Specifications

ParameterDetails
Part NameKubota V2203 Engine Water Pump with Gasket
Part Number (OEM Reference)25-37581-10, 15521-73030, 15521-73033, 15521-73035, 15521-73039
Brand CompatibilityKubota
Engine FitmentKubota V2203
Machine Model FitmentKubota Excavator: KH-101, KH-151, KH-60(H), KH-66/H KCL, KH-90(H), KH-91/H, KX101, KX151, KX161-2(S SERIES); Wheel Loader: R400(B), R410, R410B, R510 NEW/OLD TYPE, R510B NEW/OLD TYPE; Tractor: L235, L275, L355SS, L3350DT, L4350DT
ConditionNew Aftermarket
Warranty3–12 months against manufacturing defects
PackagingOriginal sealed box with anti-rust coating and protective foam

Compatible Models

BrandApplicable Models
KubotaKH-101, KH-151, KH-60(H), KH-66/H KCL, KH-90(H), KH-91/H, KX101, KX151, KX161-2(S SERIES), R400(B), R410, R410B, R510 NEW TYPE, R510 OLD TYPE, R510B NEW TYPE, R510B OLD TYPE, L235, L275, L355SS, L3350DT, L4350DT

Tired of Overheating Kubota Excavators? Get the Right Kubota V2203 Water Pump for Your KX151 & KH-101

Every hour your Kubota KX151 or KH-101 sits idle due to coolant system failure costs hundreds in lost productivity. Counterfeit water pumps fail within weeks — causing repeat shutdowns, gasket blowouts, and engine damage. OEM replacements take 3+ weeks and cost up to 45% more. And sourcing matching gaskets separately adds risk of mismatched sealing performance.

OEM-Equivalent Quality, Ready to Ship

This Kubota V2203 water pump is manufactured in ISO 9001-certified facilities, undergoes pre-shipment flow-rate and pressure testing at 1.5× rated operating conditions, and ships from our Guangzhou warehouse with gasket included. Designed specifically for high-duty-cycle excavator applications like trenching, demolition, and site grading, it delivers consistent coolant circulation under continuous load — just like original equipment. With 10 years’ experience supplying Kubota aftermarket parts globally, we verify every part number against actual machine service manuals before listing.

Where This Part Works

This Kubota V2203 engine water pump operates reliably in demanding environments: construction sites with dust and vibration, quarry operations with thermal cycling, port terminals handling repetitive loading cycles, and demolition jobs with frequent high-RPM bursts. In these conditions, a failed water pump leads directly to cylinder head warping, coolant boil-over, and irreversible engine damage — making precise fitment and thermal stability non-negotiable. Kubota KX151 KH-101 water pump replacement must maintain stable flow across ambient temperatures from –10°C to +45°C.

Engineering Details That Matter

The impeller is precision-cast from high-silicon aluminum alloy for corrosion resistance and thermal fatigue life. The shaft seal uses dual-lip NBR rubber with stainless steel spring loading to prevent leakage at 1.2 bar static pressure and 3,600 rpm rotational speed. Housing tolerances are held to ±0.05 mm to ensure perfect alignment with the V2203 timing cover mounting surface — eliminating vibration-induced gasket extrusion. All machined surfaces undergo phosphate conversion coating for rust protection during transit and storage. The included gasket kit uses multi-layer steel (MLS) construction with Viton elastomer coating for long-term compression set resistance.

The Real Cost of Wrong Parts

A $35 counterfeit pump may save money upfront — but causes overheating within 120 operating hours, leading to $2,800 in engine rebuild labor, $1,100 in cylinder head machining, and 3 days of project delay penalties. This Kubota V2203 engine water pump with gasket meets ISO 10816 vibration standards and OEM cooling system flow specs (12.5 L/min @ 2,800 rpm). Its total cost of ownership is 62% lower over 2 years versus low-grade alternatives — thanks to verified durability, no secondary failures, and zero warranty claim downtime.

Why Customers Trust XUNPO

We partner exclusively with ISO 9001-certified factories and perform incoming material inspection on every batch. Every Kubota water pump undergoes full-flow performance testing before shipment to guarantee OEM-equivalent output. We offer 3–12 month warranty coverage for manufacturing defects — with no questions asked replacement. Our team has supported Kubota equipment operators in 120+ countries since 2014. With 20+ technical specialists on staff, we confirm part compatibility within 2 hours using official Kubota service bulletins and real-time cross-reference databases. Our Guangzhou warehouse holds over 10,000 SKUs — including this Kubota V2203 water pump — ready for same-day dispatch.

Packaging & Shipping

  • Individually packed in rigid cardboard box with molded EPE foam cradle and moisture barrier lining
  • In-stock items ship within 2–5 working days after payment confirmation
  • Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — quoted per destination
  • Real-time tracking number provided upon dispatch, with proactive delivery updates
  • Minimum order quantity: 1 piece — no bulk requirement for urgent repairs

Get Your Kubota V2203 Water Pump Now

Your KX151 or KH-101 can’t wait — every day without coolant circulation risks permanent engine damage. Send us your part number, machine model, and required quantity, and receive a competitive quotation within 24 hours. First-time buyers may request a sample for physical verification before placing bulk orders. Stock is available now — no waiting for production runs or overseas shipments.

Frequently Asked Questions

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 V2203 engine cooling system specifications.

Q: How do I confirm this fits my specific machine?

A: Provide your exact model (e.g., KX151 serial prefix) and part number — our technical team verifies compatibility using official Kubota service data and responds within 2 hours.

Q: What is the warranty period?

A: 3–12 months from date of delivery, covering manufacturing defects only. Defective units are replaced free of charge with proof of purchase.

Q: What is the minimum order quantity?

A: 1 piece — designed for urgent maintenance needs, no volume commitment required.

Q: How fast can you ship?

A: In-stock items ship within 2–5 working days. Express courier options (DHL/FedEx/UPS) deliver to most destinations in 3–7 business days.

Q: Can I get a sample before ordering in bulk?

A: Yes — first-time customers may request one sample unit for physical evaluation and installation testing.

Ready to order or need a quote?
Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com

Part Type Lubrication & Cooling Systems
MOQ 1 Piece
Lead Time 2-5 Business Days (in-stock)
Packaging Export Standard Packaging
Quality ISO Certified Factory
Warranty 3-12 Months
Origin Guangzhou, China
Compatibility CAT, Komatsu, Hitachi, Volvo, Hyundai, Doosan, Kobelco, SANY, XCMG

Shipping Policy

  • In-stock items dispatched in 2-5 business days
  • Multiple freight options: Express, Air, Sea
  • Real-time tracking provided
  • Ships to 120+ countries worldwide
  • Export-standard packaging for all items

Warranty & Quality

  • 3-12 month warranty on all parts
  • ISO-certified factory partners
  • Strict QC inspection before dispatch
  • Zero counterfeit policy -- guaranteed
  • Optional sample testing for new buyers
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