3770399 CAT Insert Valve Inle
Compatible Models: 120M, 12M, 2470C, 320D GC, 320D L, 323D L, 323D2 L, 420E, 430E, 450E, 535D, 545D, 553C, 559, 613G, 914G, 924H, 924HZ, 924K, 928H, 928HZ, 930K, 938H, 938K, 950 GC, 953D, 963D, AP-600D, AP-655D, AP1000E and more...
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4.7
(Site rating)This Aftermarket CAT 3770399 Insert Valve Inle is manufactured to meet US OEM specifications. Final quality checks were carried out in the United States to ensure that this Insert Valve Inle fits and performs like your original unit.
- Replacement Part Number(s): 377-0399
- Specifications: Aftermarket Part | US OEM Specs.
- Shipping: Same Day (Weekdays) | Order by 3pm.
- Warranty: Unlimited Mileage | 1 Year Warranty.
- Core: No Core Required | No Core Charge.
- Weight: 0.1 lbs.
- Condition: New
EXACT FIT GUARANTEE is available on this CAT 3770399 Insert Valve Inle. Our exclusive guarantee program is designed to give you peace of mind with your purchase.
Simply put, we check CAT SIS, to ensure this part is the correct fit for your machine before we ship it out. If it isn't, we'll contact you with the right part number. You can enroll in EXACT FIT GUARANTEE for this CAT 3770399 Insert Valve Inle as you checkout.
Models | 120M, 12M, 2470C, 320D GC, 320D L, 323D L, 323D2 L, 420E, 430E, 450E, 535D, 545D, 553C, 559, 613G, 914G, 924H, 924HZ, 924K, 928H, 928HZ, 930K, 938H, 938K, 950 GC, 953D, 963D, AP-600D, AP-655D, AP1000E |
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Dimensions | 3.50x6.00x0.08 |
Is Costex Product | No |
Is Costex Updated | Yes |
OEM QUALITY | U.S. TESTED
This part was made to U.S OEM specs. QC was done at our ISO 9001 facilities to guarantee exact fit & performance.
UNSURE OF PART NUMBER?
Provide Serial Number to ensure right part. Call +1-877-228-3765 or Live Chat. We're available 24/7.
Serial Numbers can be found on:
1. Engine Valve Cover or Block Tag.
2. Equipment Body or Cabin

EASY RETURNS
We operate a 30 day no hassle return policy.
WARRANTY
In addition to no hassle returns, your part includes a 1 year unlimited warranty.
SAME DAY SHIPPING
Orders placed weekdays, by 3pm ET, ship out same day.
UNITED STATES & CANADA
Click Check Delivery Times for discounted Ground, 2-Day & Overnight rates
INTERNATIONAL SHIPPING
We have served customers in over 90 countries. Click Check Delivery Time .
TRACKING NUMBER
Tracking will be emailed within 24-48 hours of your order.
ACCEPT ALL DEBIT & CREDIT CARDS
We utilize Paypal’s SHA-256 SSL encryption to ensure your payment is secure.
NO CORE CHARGE & NO TAX
The price you see, is the price you pay. There is no core charge or tax for US customers.
INTERNATIONAL CUSTOMERS
In addition to Credit Cards, we accept Bank Wires for international customers.
DUTIES & TAXES
International customers are responsible for country specific Duties and Taxes.
Customer Reviews
Stevens the man. Placed my order and sent him the order # and had me in the loop within an hour.
helpful and professional. quick and professional service.
To my country the company is doing great The products they market is good and Affordable. They can delivery to any country, stree free. Tested and trusted.
Steven & Propel Parts were a huge help! We were able to place a large order and get it shipped out same day to avoid a line down situation for a customer due to a lost component. The order was even submitted after the 3pm cutoff for same day shipments and we got it the next morning!
100% excelente
Propel Parts provided quality parts for my Caterpillar needs at a very fair price. Shipping to my international location was very fast. took about a week for the parts to get here. Seller is also responsive with my inquiry. Thanks again
The customer care response was very awesome. It was more than what I expected The customer care response was very effective and timely The response time was amazing The availability of most of the parts that I wanted was also very awesome Thanks keep it up
Amazing service, emails answered very quickly with simple straight forward answers. Haven’t received the parts yet but ordering them was quick and easy.
Fast communication, and very Helpful!
I almost want to cry ;( writing this review because I dont want people to find out about them and rather keep them in my pocket but they deserve it… This company is great with Quality Products at amazing prices! Sometimes, their website is not the most accurate but is user friendly and if you got questions they will call back and are very prompt in responding via a call or text to verify inventory before placing an order. I really appreciate and look forward to continuing to work with you all especially Anthony — he is amazing & the best!!!