New 6G1633 (2D3397) Chain G Replacement suitable for Caterpillar Equipment

$313.35
In Stock • Ships Today • Order By 3pm ET
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Description for 6G1633 Chain Drive

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This aftermarket Caterpillar 6G1633 Chain Drive 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 Chain Drive.
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 6G1633 Chain Drive

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Replacement Part Number(s): 6G-1633, 2D3397
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: 78.00 LBS | 35.38 KG
Dimensions: 15.35 x 15.35 x 4.13 (inches)
Condition: New

Exact Fit Guarantee for 6G1633 Chain Drive

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Looking for a reliable replacement Caterpillar 6G1633 Chain Drive ? 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.
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Customer Reviews

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To my country the company is doing great
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Excellent service!! Yes, very satisfied with the service, you have been very kind!

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This is a great company to work with. Our sales associate Anthony quickly located the correct part and sent it out right away.

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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

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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

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The quick respond much appreciated.
Keep this up.

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Cat blade pins.
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Stevens the man. Placed my order and sent him the order # and had me in the loop within an hour.

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quick and professional service.

Product Questions

Frequently Asked Questions

What is the function of the 6G1633 chain?

The 6G1633 chain is a heavy‑duty traction or drive chain used in motor graders and other Caterpillar equipment to transmit power and support movement between gears, sprockets, or linkage components. It helps ensure synchronized motion and reliable performance under load.

How do I install the 6G1633 chain?

Here’s a general guide for proper installation:

  1. Turn off the machine, park it on level ground, and ensure it is safely supported.
  2. Relieve any tension from the current chain (such as by loosening adjusters or tensioners).
  3. Remove the old chain carefully, noting its routing.
  4. Inspect sprockets, guides, and associated parts for wear or damage and replace if necessary.
  5. Position the new 6G1633 chain along the correct path, making sure it seats properly in all sprocket teeth and guides.
  6. Adjust chain tension per the specifications outlined in your service manual.
  7. Test the movement to confirm smooth operation without binding.

Which machines or systems use the 6G1633 chain?

The 6G1633 chain is typically used in Caterpillar motor graders and other heavy equipment where a link chain of this specification is specified for power transmission or track‑like applications. Compatibility varies by model and configuration, so verify fitment using your machine’s service documentation before ordering. Check your manual or reach out to Propel Parts for help verifying fitment.

Does the 6G1633 chain meet performance expectations?

Yes, the 6G1633 chain is engineered to meet or exceed OEM standards for strength, wear resistance, and dimensional accuracy. When installed correctly, it helps maintain consistent performance and withstand the heavy loads and impacts encountered in grading, hauling, or traction tasks.

How often should a chain like the 6G1633 be inspected or replaced?

Chains should be inspected during routine undercarriage or drivetrain maintenance. Look for signs of stretching, corrosion, broken links, or excessive wear on pins and rollers. Replace the chain if any of these issues are present to maintain reliable performance and prevent damage to sprockets or bearings.

What are common signs that the 6G1633 chain needs replacement?

Typical indicators include:

  1. Chain elongation (measured stretch beyond acceptable limits)
  2. Broken, cracked, or bent links
  3. Uneven or jerky movement during operation
  4. Excessive noise from the chain and sprocket interface

Why is using a quality chain important for equipment performance?

A quality chain like the 6G1633 ensures consistent power transfer, smoother movement, and reduced risk of unexpected failures. Using chains that meet or exceed OEM specifications improves machine reliability, extends the life of associated components (such as sprockets), and contributes to long‑term equipment performance and uptime.

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

This 6G1633 Chain Drive is compatible with the following models:
12G, 12H, 12H ES, 12H NA, 12K, 130G, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 160G & more...

Shipping | Returns

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.

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