Hydraulic Oil Cooler 3128338 312-8338 Fits for Caterpillar CAT E320D E323D E321D Excavator
Hydraulic Oil Cooler 3128338 312-8338 Fits for Caterpillar CAT E320D E323D E321D Excavator 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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No Hidden Charges Upon Arrival
Description
Description
Hydraulic Oil Cooler 3128338 312-8338 Fits for Caterpillar CAT E320D E323D E321D Excavator
Maintaining hydraulic systems at optimal operating temperatures is essential for ensuring the longevity and efficiency of heavy machinery. The Hydraulic Oil Cooler 3128338 by Fab Heavy Parts is engineered to meet OEM specifications, delivering reliable performance and durability tailored for the construction and excavation industry.
This oil cooler is designed to provide effective heat dissipation, preventing hydraulic fluid from overheating during intensive operation. Its robust construction and precise fit guarantee seamless integration with Caterpillar excavator models, facilitating consistent hydraulic system performance under demanding conditions.
Compatible Part Numbers
- 3128338
- CA3128338
- 312-8338
Specifications
- Size: 1095 x 465 mm
Compatible Engines
- C7.1
- C6.4
- C6.6
Compatible Equipment
- Caterpillar Excavators: E320D, E323D, E321D, 323D2 L (KCE00001-UP, KBX00001-UP, JEG00001-UP), 323D, 323D L & 323D LN (CWG00001-UP), 323D SA (NES00001-UP), 323D L Mobile Hydraulic Power Unit (L5Z00001-UP), 323D L (YSD00001-UP, PBE00001-UP, NZF00001-UP, LFL00001-UP, GTF00001-UP), 323D & 323D L (WGC00001-UP), 321D LCR (TXA00001-UP, NAS00001-UP, MPG00001-UP, MDT00001-UP, KBZ00001-UP), 320D2 GC (JFM00001-UP), 320D2 (MDJ00001-UP, XBB00001-UP, XBA00001-UP, WBY00001-UP, DFM00001-UP), 320D2 & 320D2 L (YEA00001-UP, TGJ00001-UP, TDN00001-UP, NBF00001-UP, LMA00001-UP, LCA00001-UP, KHR00001-UP, KBS00001-UP, GBA00001-UP, ESG00001-UP, DNP00001-UP), 320D RR (YDS00001-UP), 320D RR & 320D LRR (GMX00001-UP), 320D LRR (XCK00001-UP, TAE00001-UP, EJT00001-UP, DHE00001-UP), 320D Log Loader (GKS00001-UP), 320D L (SPN00001-UP, A9F00001-UP), 320D L & 320D LN (GDP00001-UP), 320D GC (PCM00001-UP, KTF00001-UP, JZA00001-UP), 320D Forest Machines (BZF00001-UP), 320D FM Forest Swing Machine (CYZ00001-UP, BWW00001-UP), 320D Excavator (KHN00001-UP, JPD00001-UP, BZP00001-UP), 320D & 320D L (MCH00001-UP, KZF00001-UP, KLM00001-UP, JFZ00001-UP, FAL00001-UP, A6F00001-UP)
Condition: new, replacement
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.
The Right Part, the First Time
Engine and hydraulic parts matched by part number, trusted by fleets, contractors and repair shops worldwide.
50,000+
Customers including fleets, workshops and machinery owners
100K+
Parts in stock and ready to ship
65+
Countries served worldwide
Since 2019
Supplying heavy equipment parts to the trade
Frequently Asked Questions
What is your return policy?
We accept returns within 60 days of delivery for unused parts in original packaging. To initiate a return, please submit your request through our return portal. Return shipping costs for non-defective items are the buyer's responsibility.
Can I cancel my order?
You may request a cancellation before your order has been dispatched. Once an order has been fulfilled and shipped, it cannot be cancelled — standard return terms will apply instead. Please contact us as soon as possible if you need to cancel.
What payment methods do you accept?
We accept all major credit and debit cards including Visa, Mastercard, and American Express. We also support PayPal, Apple Pay, and Google Pay at checkout. For B2B and trade customers, bank transfer and net payment terms may be available upon account approval — please contact us to discuss your requirements.
How long will delivery take?
Estimated delivery timeframes are displayed on most product pages and all tool listings. For parts without a displayed timeframe, standard delivery to US addresses is typically 5–10 business days from dispatch, depending on your location and the origin warehouse. Express shipping options may be available at checkout.
Will I be charged import tax or customs duties?
No. US customers are not charged any import fees or customs duties on their orders. The price you see is what you pay — there are no hidden charges added upon delivery.
How do I find out the shipping cost for my order?
You can get an estimated shipping cost directly on the cart page — just add your parts to the cart and enter your delivery zip code to see available shipping options and rates. For large or heavy orders requiring a freight quote, please contact us directly with your parts list and delivery zip code.
Do you offer trade accounts for US buyers?
Yes. US trade customers can apply for a B2B account to access volume pricing, bulk quotation, team invite and dedicated account support. Contact us directly to get started.
Still need help?
Our parts team is here to help with your order or product questions.
Contact Our Parts Team