Water Pump U5MW0085 Fits for Perkins Engine 504-2 504-2T for Komatsu Loader WA60-1
Water Pump U5MW0085 Fits for Perkins Engine 504-2 504-2T for Komatsu Loader WA60-1 is backordered and will ship as soon as it is back in stock.
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Powering 10,000+ Commercial Fleets
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One Year Warranty
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Easy 60-day Return
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Expert support & Fitment Guarantee
Description
Description
Water Pump U5MW0085 — Fits Perkins Engine 504-2, 504-2T for Komatsu Loader WA60-1
This new aftermarket Water Pump U5MW0085 is designed to ensure efficient cooling for Perkins engines 504-2 and 504-2T. It is a critical component for Komatsu WA60-1 wheel loaders, helping maintain optimal engine temperature and performance. This listing includes one unit of the water pump.
Part Details
- Condition: New, Aftermarket
- Quantity: 1
- Weight: Not specified
- Function: Circulates coolant to regulate engine temperature
- Brand: Fab Heavy Parts
Compatible Part Numbers
- 4918059M91
- U5MW0085
- 4131A038
- U5MW0071 (replaced by M131AF09 since 20/05/1988)
- U5MW0076 (replaced U5MW0071 since 06/02/1991)
- U5MW0081 (replaced U5MW0076 since 06/02/1991)
- U5MW0084 (replaced U5MW0081 since 06/02/1991)
- U5MW0090 (replaced 4131A038 since 01/10/1994)
- U5MW0069 (replaced M131AF06 since 12/02/1988)
- U5MW0073 (replaced U5MW0069 since 06/02/1991)
- U5MW0078 (replaced U5MW0073 since 06/02/1991)
- U5MW0083 (replaced U5MW0078 since 06/02/1991)
- U5MW0086 (replaced U5MW0083 since 21/02/1991)
- U5MW0082 (replaced 4131A016 since 15/01/1989)
- U5MW0068 (replaced M131AF04 since 12/02/1988)
- U5MW0072 (replaced U5MW0068 since 06/02/1991)
- U5MW0077 (replaced U5MW0072 since 06/02/1991)
Compatible Engines
- Perkins 504-2
- Perkins 504-2T
Compatible Equipment
- Komatsu Wheel Loader WA60-1 (10F)
This water pump is engineered to fit Perkins 504-2 and 504-2T engines, which are widely used in industrial and construction applications. The pump’s design ensures reliable coolant circulation, preventing overheating and extending engine life. It is a direct replacement for numerous previous pump models and part numbers, reflecting a long history of compatibility and improvements.
The multiple cross-reference part numbers indicate that this pump fits a variety of older and newer engine assemblies, making it a versatile aftermarket solution for maintenance and repairs. Whether you are servicing a Komatsu WA60-1 loader or working with Perkins 504 series engines, this water pump provides dependable performance.
Maintaining the cooling system with a high-quality water pump like the U5MW0085 helps preserve engine efficiency and prevents costly breakdowns. Its robust construction and precise fitment ensure seamless integration into your equipment’s cooling circuit.
For professionals seeking a reliable aftermarket water pump to replace worn or damaged units, this Fab Heavy Parts product offers a cost-effective option without compromising quality. Its compatibility with a broad range of part numbers and engine variants supports ease of sourcing and installation.
Ensure your Perkins engine operates within optimal temperature ranges by installing this water pump, designed specifically for the needs of Komatsu WA60-1 wheel loaders and other equipment using 504-2 and 504-2T engines.
1 Year Warranty
1 Year Warranty
Fab Heavy Parts is excited to offer a 12-month warranty on all new replacement/aftermarket parts starting from your original purchase date.
Enjoy peace of mind with Fab Heavy Parts!
For more warranty details, please check out our warranty policy.
Fast Delivery
Fast Delivery
Estimated delivery time 3-6 workdays
No Core Charge
No Core Charge
We don't have a core charge for any products.
About This Item
- Direct OEM replacement — verified cross-reference fitment for Water Pump U5MW0085 Fits for Perkins Engine 504-2 504-2T for Komatsu Loader WA60-1
- Precision-cast aluminum housing for long-service durability under continuous load
- High-flow impeller design delivers optimal coolant circulation, preventing overheating
- Pressure-tested to OEM specifications before shipment — zero-defect guarantee
- Drop-in replacement — no modifications, adapters, or re-engineering required
- Reinforced bearing seats extend service life beyond standard aftermarket alternatives
- Compatible with standard coolant types — no special fluids required
- Backed by a 1-year manufacturer warranty covering defects in materials and workmanship
Superior Cooling Efficiency
Our precision-engineered impeller delivers higher flow rates than OEM specifications, ensuring optimal cooling performance even under extreme operating conditions — ideal for high-cycle heavy equipment applications.
Built for Long-Service Durability
Constructed from premium cast aluminum with reinforced bearing housings, this pump withstands thousands of operating hours with minimal wear. Pressure-tested to 2.5× OEM spec before shipment — no surprises in the field.
Precision Fitment — Zero Modifications
Every pump is manufactured to exact OEM tolerances with zero-clearance mounting. Drop-in replacement — no adapters, no re-engineering, no downtime surprises.
How We Compare
| Specification | FAB Heavy Parts | OEM Original | Generic Aftermarket |
|---|---|---|---|
| Flow Rate | OEM+ (Higher Flow) | OEM Spec | Below OEM |
| Warranty | 1 Year | 1 Year | 90 Days or None |
| Fitment Accuracy | Exact OEM Tolerances | Exact OEM Tolerances | Approximate |
| Pressure Tested | ✓ Pre-shipment | ✓ Yes | ✗ Rarely |
| Price Tier | Mid-range | Premium | Budget |
Frequently Asked Questions
How do I confirm this fits my engine?
How difficult is installation?
What warranty is included?
What is your return policy?
How fast will my order ship?
Can I order in bulk for my fleet?
What Our Customers Say
"Exact fit, no modifications needed. Installed in under an hour and the engine runs cooler than ever."
"Better quality than the OEM part we replaced. Pump has been running strong for 6 months with zero issues."
"Fast shipping, well-packaged, and the fitment was spot-on. Will order again for our other units."
"Ordered 3 units for our fleet. All installed without issues. Great value compared to OEM pricing."
Frequently Asked Questions
Shipping and Delivery
What countries do you ship to?
What countries do you ship to?
We can ship to these countries:
Indonesia, Japan, Malaysia, Philippines, Singapore, South Korea, Thailand, Vietnam
United States
Belgium, San Marino, Italy, Spain, Netherlands, France, Germany, Finland, Austria, Denmark, Ireland, Luxembourg, Monaco, Norway, Sweden, Switzerland, Portugal, Poland, Hungary, Canada, Estonia, Australia, Mexico, New Zealand, Bulgaria, Croatia, Cyprus, Czechia, Greece, Greenland, Iceland, Liechtenstein, Lithuania, Malta, Romania, Russia, Slovakia, Slovenia, Latvia, Turkey, United Kingdom
How long will it take to receive my order?
How long will it take to receive my order?
Estimated delivery time to USA: 3-6 workdays;
Estimated delivery time to Canada, Mexico: 4-7 workdays;
Estimated delivery time to Australia: 4-7 workdays;
Estimated delivery time to European countries: 4-7 workdays;
Estimated delivery time to Asian countries: 3-5 workdays.
Returns and Refunds
How do I return a product?
How do I return a product?
Our return policy lasts 60 days. If 60 days have gone by since the delivery, unfortunately, we can’t offer you a refund or exchange.
To be eligible for a return, your item must be unused, not installed, clean and in the same condition that you received it. Shrink wrapping must not be broken. It must also be in the original packaging.
To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.
Steps of Returning Products to Fab Heavy Parts
1. Request returns in seconds at our return portal.
2. Fill in the email address you left with the order & the order number to start the return. Note: a correct order number format starts with a # hashtag
3. Select the items you wish to return and choose the return reason and upload photos of the received package.
Then, Fab Heavy Parts receives your return request and starts to process your return request. We may contact you for more details.
Steps after the approval of your return request:
1. A Return label will be sent to you via email. Print out the return label, place it on the parcel, and take it to the drop-off point. Make sure you properly pack the product for return if it’s returnable.
2. A refund of the original purchase price will be issued.
Any questions about returning products, please feel free to contact us at info@fabheavy.com
How long will it take to receive my refund?
How long will it take to receive my refund?
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment within 3-10 business days.
Payment Methods
What kind of payment methods do you accept?
What kind of payment methods do you accept?
We accept all major credit cards, PayPal, Google Pay, Apply Pay, Shop Pay, debit cards.
If you prefer offline payment, please contact us to get our bank transfer details.
Taxes or duties
Will I receive customs/import duties?
Will I receive customs/import duties?
For orders shipping to the United States, our price includes the import fees. The receiver/buyer doesn't need to pay any extra customs taxes, or duties for their packages. For orders shipping to non-US countries, please check our policy here.
