Piston Pump 170-9918 1709918 Fits for Caterpillar CAT 5090B 390D 385C 385B Excavator 3456 C18 Engine
Piston Pump 170-9918 1709918 Fits for Caterpillar CAT 5090B 390D 385C 385B Excavator 3456 C18 Engine 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
Piston Pump 170-9918 — Fits Caterpillar CAT 5090B, 390D, 385C, 385B Excavator with 3456 C18 Engine
This new aftermarket Piston Pump 170-9918 is designed to deliver reliable hydraulic performance for various Caterpillar excavators. Sold as a single unit, it ensures optimal compatibility with specified engine models to maintain efficient machine operation.
Part Details
- Condition: New, Aftermarket
- Quantity: 1
- Part Numbers: 170-9918, 1709918, CA1709918
Compatible Part Numbers
- 170-9918
- 1709918
- CA1709918
Compatible Engines
- Caterpillar 3456
- Caterpillar C18
Compatible Equipment
- 5090B Excavator SJY00001-UP (Powered by 3456 Engine)
- 5090B Excavator CLD00001-UP (Powered by 3456 Engine)
- 390D L Excavator WBT00001-UP (Powered by C-18 Engine)
- 390D L Excavator WAP00001-UP (Powered by C18 Engine)
- 390D L Excavator WAG00001-UP (Powered by C18 Engine)
- 390D Excavator KCZ00001-UP (Powered by C18 Engine)
- 390D Excavator BYP00001-UP (Powered by C18 Engine)
- 385C Mobile Hydraulic Power Unit MSF00001-UP (Powered by C18 Engine)
- 385C Material Handler WAW00001-UP (Powered by C-18 Engine)
- 385C L Mobile Hydraulic Power Unit M3W00001-UP (Powered by C18 Engine)
- 385C L Excavator T2E00001-UP (Powered by C-18 Engine)
- 385C L Excavator JCM00001-UP (Powered by C-18 Engine)
- 385C L Excavator EDA00001-UP (Powered by C18 Engine)
- 385C FS Excavator T2F00001-UP (Powered by C18 Engine)
- 385C FS Excavator MMA00001-UP (Powered by C-18 Engine)
- 385C FS Excavator GLT00001-UP (Powered by C18 Engine)
- 385C FS Excavator EAM00001-UP (Powered by C-18 Engine)
- 385C Excavator MNZ00001-UP (Powered by C-18 Engine)
- 385C Excavator KBC00001-UP (Powered by C18 Engine)
- 385C & 385C L Excavator KGB00001-UP (Powered by C18 Engine)
- 385B L Excavator RCD00001-UP (Powered by 3456 Engine)
- 385B Excavator MYA00001-UP (Powered by 3456 Engine)
- 385B Excavator ANS00001-UP (Powered by 3456 Engine)
- 385B & 385B L Excavators CLS00001-UP (Powered by 3456 Engine)
- 385B & 385B L Excavators BKF00001-UP (Powered by 3456 Engine)
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.
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, net payment terms, and dedicated account support. Contact us directly to get started.




