Coupling Gp Flexible 178-6446 1786446 Fits Caterpillar E325C E322C E325CL
Coupling Gp Flexible 178-6446 1786446 Fits Caterpillar E325C E322C E325CL 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
Compatibility Information
Description
Description
Coupling Gp Flexible 178-6446 — Fits Caterpillar E325C, E322C, E325CL Excavators
This new aftermarket Coupling Gp Flexible 178-6446 is designed to provide reliable performance and durability for your Caterpillar heavy equipment. Sold as a single unit, this part is engineered to fit various Caterpillar excavator models, ensuring precise compatibility and optimal operation.
Part Details
- Condition: New, Aftermarket
- Quantity: 1
- Part Number: 178-6446, 1786446
- Type: Flexible Coupling Group
Compatible Part Numbers
- 178-6446
- 1786446
Compatible Engines
- Caterpillar 3126
- Caterpillar 3126B
Compatible Equipment
- Caterpillar E322C Excavator
- Caterpillar E322C FM Excavator
- Caterpillar E325C Excavator
- Caterpillar E325C FM Excavator
- Caterpillar E325CL Excavator
- Caterpillar M325C Material Handler
- Caterpillar 322C L Excavator
- Caterpillar 322C LN Excavator
- Caterpillar 325C L Excavator
- Caterpillar 325C LN Excavator
- Caterpillar 325C Forest Swing Machine
- Caterpillar 322C Forest Swing Machine
- Caterpillar 325C Material Handler
This coupling is specifically engineered to accommodate multiple versions of the Caterpillar 322C and 325C series excavators, including forest swing machines and material handlers powered by the reliable 3126 and 3126B engines. The flexible design helps absorb torque fluctuations and misalignments, contributing to smoother operation and reduced wear on connected components.
By choosing this aftermarket coupling, you benefit from a cost-effective solution that meets demanding performance requirements without compromising quality. It is an essential component for maintaining the drivetrain integrity of your Caterpillar excavator, ensuring consistent power transfer between the engine and transmission.
Whether you operate in forestry, construction, or material handling, this Coupling Gp Flexible 178-6446 supports your equipment’s efficiency and longevity. Compatible with a wide range of Caterpillar excavators, it is a practical replacement part for operators and maintenance professionals who prioritize reliability and value.
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.
