Water Pump 125-2991 1252991 Fits for Caterpillar CAT Engine 3066 Excavator 320B 320N
Water Pump 125-2991 1252991 Fits for Caterpillar CAT Engine 3066 Excavator 320B 320N 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 125-2991 — Fits Caterpillar CAT Engine 3066 Excavator 320B 320N
This new aftermarket water pump 125-2991 is designed to efficiently circulate coolant in Caterpillar CAT Engine 3066. It ensures optimal engine temperature control and comes as a single unit ready for installation.
Part Details
- Condition: New, Aftermarket
- Quantity: 1
- Part Numbers: CA125-2991, 125-2991, 1252991, CA183-8232, 183-8232, 1838232
Compatible Part Numbers
- CA125-2991
- 125-2991
- 1252991
- CA183-8232
- 183-8232
- 1838232
Compatible Engines
- Caterpillar 3066
Compatible Equipment
- Caterpillar Excavator 320
- Caterpillar Excavator 320L
- Caterpillar Excavator 320N
- Caterpillar Excavator 320B
- Caterpillar Excavator 320B L
- Caterpillar Excavator 320B N
- Caterpillar Excavator 320B U
- Caterpillar Excavator 320B LU
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 125-2991 1252991 Fits for Caterpillar CAT Engine 3066 Excavator 320B 320N
- 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
Do you ship to Australia?
Yes, we ship Australia-wide with tracked international freight. All orders are carefully packaged to ensure parts arrive safely.
How long does shipping to Australia take?
Typically 5–10 business days depending on your location and the freight method selected at checkout.
Will I need to pay import duties or GST?
Goods with a customs value of AUD 1,000 or less are exempt from customs duty. For orders over AUD $1,000, GST and import duties may apply at the Australian border — buyers are responsible for any applicable charges upon delivery.
Are your parts compatible with Australian-spec machines?
Yes, most of our parts are internationally compatible. Please check the fitment details on each product listing to confirm compatibility with your specific machine.
Can I return a part if it doesn't fit?
Yes, we accept returns within 60 days of delivery for unused parts in original condition. Please contact our team to initiate a return.
What payment methods do you accept?
How do I find out the shipping cost for my order?
Shipping costs are calculated based on your location and the size of your order. To get an accurate shipping quote: add the part(s) to your cart, then enter your country, state, and zip code in the shipping estimator at the cart page — the shipping cost will be calculated instantly.


