New 1R0749 Fuel Filter Replacement suitable for Caterpillar Equipment

  • Aftermarket Filter-Fuel Secon for Caterpillar Equipment
  • Made to USA Specifications
  • Suggested Retail Price: $21.81

Buy with Confidence: All parts are covered by our warranty

$21.81

4.7

(Site rating)
In Stock | Ships Out Today | Order By 3pm ET
SKU
1r0749CTP
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Description for 1R0749 Fuel Filter

This aftermarket Caterpillar 1R0749 Fuel Filter is built to meet U.S. OEM specifications for durability and performance. At Propel Parts, we perform strict quality checks to ensure it fits and functions like your original Caterpillar Fuel Filter.
Direct Replacement: Engineered for a precise fit in Caterpillar equipment.
OEM-Spec Quality: Manufactured to match the performance of your original part.
Tested Reliability: Strict quality checks are performed before shipping.

Specification for 1R0749 Fuel Filter

Replacement Part Number(s): 1R-0749
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: 2.05 LBS | 0.93 KG
Dimensions: 3.74 x 3.74 x 10.83 (inches)
Condition: New

Exact Fit Guarantee for 1R0749 Fuel Filter

Looking for a reliable replacement Caterpillar 1R0749 Fuel Filter ? Order with confidence through our Exact Fit Guarantee.
Verified Fit: Before we ship, we check your part against CAT SIS (Caterpillar Service Information System) to confirm it's the correct match for your machine.
Peace of Mind: If it isn't the right fit, we'll contact you with the correct Caterpillar part number before your order goes out.
Exclusive Guarantee: Enroll in our Exact Fit Guarantee at checkout to ensure you get the part you need the first time.
More Information
Models 12K, 12M, 140K, 140K 2, 140M, 160K, 160M, 16G, 16H NA, 235B, 24H, 2864C, 3126B, 3176, 3176B, 3176C, 3196, 3304, 3304B, 3306, 3306B, 336E, 336E H, 336E HVG, 336E L, 336E LH, 336E LN, 336F L, 3406, 3406
Dimensions 3.74x3.74x10.83
Customer Reviews
  1. 100%
    Australian buyer, sales where professional and very responsive with secure parts identification.
    Highly recommend.
    Bedrock Exploration Pty Lt, Australia

    Customer Follow-Up After Delivery:

    Thank you Deb and your colleague Anthony A for your help in supplying a replacement part which arrived in good time and is running smoothly.
    I shall continue to use your services and recommend you to other remote miners, as your services and delivery times are better than our home-based suppliers.
    With thanks again.
    Regards, Gerard
  2. 100%
    When I had questions, they were answered quickly and kindly.

    Thank you!!
  3. 100%
    Great company with outstanding customer service. Always get answers to my questions and always get my order to me quickly!
  4. 100%
    Prompt service, Friendly people and hassle free
  5. 100%
    Great pricing and fast shipping!
    I'll admit that I was skeptical of propel parts, but they are an honest site and came through with the order. I was skeptical because I've never ordered heavy machinery parts, and didn't know who to trust. The parts that I ordered showed in stock, but after checking with their vendor, they only had half of the order in stock. I was notified the day after the order, and most of the parts arrived in a few days. There was one part that was not shipped putz but I was able to talk with who I assumed is the owner who rectified the situation and had the part overnighted to me.

    I will say that communication speed could use a little work, but they will eventually get back with you.
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Frequently Asked Questions

Product

What is the purpose of the 1R0749 Fuel Filter?

The 1R0749 Fuel Filter helps protect your engine by removing contaminants such as dirt, rust, and water from the fuel system. It ensures smoother combustion, improved fuel efficiency, and longer engine life.

What does the 1R0749 fuel filter do?

The 1R0749 is a primary or secondary fuel filter assembly for Caterpillar diesel engines. Its job is to remove particulate contamination, water, and debris from the fuel supply before it reaches the injection system. Browse our full range of heavy equipment filters for all filter types.

How to install this 1R0749 fuel filter?

Please review the following steps to ensure proper installation
1. Before installation, turn off the equipment and relieve fuel system pressure 
2. Remove the old filter carefully and clean the mounting area 
3. Apply a light coat of clean fuel to the gasket of the new filter, then install and tighten it securely by hand 
4. Once installed, start the engine and inspect for leaks to ensure proper fitment

How often should I replace the 1R0749 fuel filter?

Caterpillar recommends fuel filter replacement at each scheduled oil and filter service interval, typically every 250 to 500 hours of operation depending on the engine model and fuel quality. Always refer to your service manual for the specific interval.

Which equipment models are compatible with this fuel filter?

This part is compatible with a wide range of equipment models, including 12K, 12M, 140K, 140M, 160K, 16G, 235B, 3126B, 3176C, 3306B, 336E, 336F L, 3406, and more. Always confirm compatibility by matching your equipment’s part number before purchase. If you are still unsure, reach out to Propel Parts, our team will be happy to help you verify if this part fits your equipment.

What happens if I delay fuel filter replacement?

A clogged fuel filter restricts fuel flow to the injection system, causing:

  • Hard starting or no-start conditions
  • Engine surging, hesitation, or loss of power under load
  • Elevated injector wear from debris bypassing a saturated filter
  • Potential fuel pump damage from cavitation caused by starvation

How often should I replace my 1R0749 fuel filter?

It’s recommended to replace the fuel filter as part of your routine maintenance schedule, generally every 500 operating hours or as stated in your equipment manual. Regular replacement helps maintain optimal fuel flow and prevents engine issues.

Is the 1R0749 compatible with my Caterpillar engine?

This fuel filter is engineered for specific Caterpillar engine platforms. Check the part number against your engine's service documentation to confirm it is the correct filter. For related components, explore our engine maintenance parts.

Does this 1R0749 fuel filter meet performance standards?

Yes, this 1R0749 fuel filter is designed to OEM specifications, ensuring reliable performance, consistent filtration, and long service life under demanding operating conditions.

How do I install the 1R0749 fuel filter?

Before installation, prime the filter with clean diesel fuel to minimize cranking time needed to bleed the system. Lightly lubricate the seal with clean fuel before threading the filter onto its head. Hand-tight plus a quarter turn is standard for most spin-on filters.

What are the signs that my 1R0749 fuel filter needs replacement?

Common symptoms include 
1. Engine hesitation
2. Reduced power
3. Difficulty starting
4. Unusual noises during operation 
If you experience these issues, it’s likely time to replace the filter.

Is this a high-quality aftermarket filter?

Yes ??? the 1R0749 is a premium aftermarket fuel filter manufactured to meet or exceed OEM specifications for filtration efficiency, micron rating, and burst pressure.

Can I replace this fuel filter on my own?

Yes, with proper tools and safety precautions, you can install this part yourself. However, if you’re unsure about the process, consider having a professional technician handle the replacement for you.

What warranty does Propel Parts offer on this filter?

The 1R0749 fuel filter comes with Propel Parts' standard 12-month warranty. Same-day shipping is available for weekday orders placed before 3:00 PM ET. Propel Parts ships to over 90 countries.

Questions About this Part?
Have a question about fit, compatibility, shipping, warranty, or returns?

This 1R0749 Fuel Filter is compatible with the following models:
12K, 12M, 140K, 140K 2, 140M, 160K, 160M, 16G, 16H NA, 235B, 24H, 2864C, 3126B, 3176, 3176B, 3176C, 3196, 3304, 3304B, 3306, 3306B, 336E, 336E H, 336E HVG, 336E L, 336E LH, 336E LN, 336F L, 3406, 3406 & more...

Shipping

We know equipment downtime costs money, so fast and reliable shipping is a priority at Propel Parts. Orders placed on weekdays before 3:00 PM ET typically ship the same day, with expedited delivery options available for many locations when time is critical.

We ship across the U.S., Canada, and over 130 countries worldwide, helping customers keep machines running wherever they operate. Available shipping methods and delivery estimates are shown at checkout so you can select the option that best fits your timeline.

Tracking information is emailed within 24–48 hours after your order is processed, giving you full visibility from dispatch to delivery and peace of mind that your parts are on the way.

Easy Returns

Our refund policy is simple. We offer a 30-day, no-hassle return policy, and we make every effort to provide the best service and highest-quality parts possible. If you’re not fully satisfied with your purchase, you may return it within 30 days for a refund. Full details are available on our Returns Policy page.

Warranty

Buy with confidence. All parts from Propel Parts are covered against material or manufacturer defects for 12 months from the original invoice date. We stand behind every part we sell, so you can count on reliable performance and dependable support. Full details are available on our Warranty Policy page.