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Water Pump 6144-61-1400 For Komatsu D20P-5 D20Q-5 D20S-5 D21A-5 D21S-5 3D94
$287.19
Sale price
$287.19
Regular price
Available to Order
This Water Pump is a high-quality aftermarket replacement part compatible with Komatsu D20P-5, D20Q-5, D20S-5, D21A-5, D21S-5 and matches OEM Part# 6144-61-1400.
Not sure which part fits your equipment?
Our Northline Parts team can help you find the right replacement. Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT | Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
Edward H. — Verified customer
Product Overview
Maintain the thermal efficiency of your heavy machinery with this heavy-duty aftermarket water pump. Engineered to provide reliable coolant circulation, this pump is critical for preventing engine overheating and ensuring consistent performance in rigorous working environments.
Key Features & Performance
- Optimal Coolant Flow: Precision-balanced impeller provides consistent cooling across all operating ranges.
- Rugged Construction: Built with high-strength materials to resist corrosion and structural fatigue.
- Precision Fit: Designed as a direct replacement to ensure quick installation and an airtight seal.
Fitment & Compatibility
- Compatible Models: Komatsu D20P-5, D20Q-5, D20S-5, D21A-5, D21S-5
- Engine Series: 3D94
- Part Number(s): 6144-61-1400
Technical Specifications
- Part Type: Engine Water Pump
- Application: Dozer / Crawler Units
- Condition: New Aftermarket Replacement
Frequently Asked Questions
- Q: Is this water pump a direct replacement for the original Komatsu part? A: Yes, it is manufactured to match the fit and functional specifications of OEM part number 6144-61-1400.
- Q: Does this unit fit the 3D94 engine? A: Yes, this pump is specifically compatible with the Komatsu 3D94 engine model found in the listed dozers.
Compatibility may vary by serial number. Verify fitment before purchase.