1N3743 Caterpillar Engine Belt propelparts

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1N3743 V-Belt Single for CAT 416D, 420D, 424D & more

Name: 1N3743 V-Belt Single for CAT 416D, 420D, 424D & more
Brand: Aftermarket CAT
SKU: 1N3743CTP
Price: 5.82 USD
Availability: InStock
Rating: 4.7 (110 reviews)

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New V-Belt Single Replacement suitable for Caterpillar Equipment
Made to USA Specification

Buy with Confidence: All parts are covered by our warranty

$5.82

Six Month Financing

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4.7

(Site rating)

In Stock | Ships Out Today | Order By 3pm ET

SKU

1N3743CTP

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Details

Description for 1N3743 Engine Belt

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This aftermarket Caterpillar 1N3743 Engine Belt 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 Engine Belt.

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 1N3743 Engine Belt

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Replacement Part Number(s): 1N-3743

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: 0.28

Condition: New

Exact Fit Guarantee for 1N3743 Engine Belt

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Looking for a reliable replacement Caterpillar 1N3743 Engine Belt ? 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

More Information
Models	416C, 416D, 420D, 424D, 426C, 428C, 428D, 430D, 432D, 436C, 438C, 438D, 442D, 815B, 3046, 3054, 3054B, 3054C, 3116, 3208, 3306, 3406E, C4.4, 953C, D3G, D4G, D5G, 980G II
Dimensions	18.90x5.12x0.98

Reviews

Customer Reviews

Clint Ayers (Kentucky, USA) 06/20/2025

100%

Awesome and diligent support. Would definitely recommend
Chris Wessels (Illinois, USA) 03/05/2025

100%

Great customer service.
Prompt , knowledgeable and friendly service.
Taylor Luke (Minnesota, USA) 12/30/2024

100%

Quick Response. Very much appreciated.
FMHERS, Inc. (Texas, USA) 03/01/2024

100%

Excellant customer service!
The prices are very good! The customer service is excellant! I had to contact them because our tax info wasn't right and they refunded it on the spot! Great job! we will be doing a lot more ordering from thi company. Highly recommended!
Stan Pfeiler (Iowa, USA) 11/17/2022

100%

Great service They respond back very fast always try…
They respond back very fast always try there best to get what I need
Very friendly
Prices are reasonable
If there is a problem they fix it
Been working with them 4 years and hopefully many more

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Compatible Models

This 1N3743 Engine Belt is compatible with the following models:
416C, 416D, 420D, 424D, 426C, 428C, 428D, 430D, 432D, 436C, 438C, 438D, 442D, 815B, 3046, 3054, 3054B, 3054C, 3116, 3208, 3306, 3406E, C4.4, 953C, D3G, D4G, D5G, 980G II & more...

Returns & Warranty

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.

Shipping

Same Day Shipping

Orders placed weekdays, by 3pm ET, ship out same day.

United States & Canada

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International Shipping

We have served customers in over 90 countries. Click Check Delivery Time .