CUMMINS 3974421 FLYWHEEL Original OEM part
CUMMINS
- Payment Methods
-
- SKU:
- CUMMINS 3974421
- MPN:
- 3974421
- Condition:
- New
- Shipping:
- $35.00 (Fixed Shipping Cost)

Available Inventory
Get what you need quickly with our wide stock and fast shipping.
Competitive Pricing
Enjoy competitive rates and great deals on every order.
Customer Support
Our team is always ready to answer your questions and provide the best assistance.
Description
- Precision-crafted for peak engine balance and power transmission
- Engineered to enhance durability and reduce operational vibrations
- 100% genuine Cummins OEM component ensuring guaranteed fit and function
CUMMINS 3974421 FLYWHEEL — Powering Your Cummins Engine with Unrivaled Strength and Reliability
The CUMMINS 3974421 flywheel is an essential component designed to deliver smooth rotational energy transfer, enhancing your engine's durability and performance longevity. With genuine OEM quality, it ensures perfect compatibility and stringent manufacturing standards, promising reliable operation day after day. Secure your engine’s heart with this premium replacement part—take action now and experience the true Cummins difference.
Vital Feature That Ignites Confidence
- Exceptional balance and stress resistance for superior engine efficiency
- Timely replacement prevents costly engine wear and operational failure
- Invest in authentic OEM parts today to safeguard your Cummins engine’s future
Details
Product SKU: CUMMINS 3974421
Our knowledgeable support team is ready to guide you through your purchase decisions, offering expert advice tailored to your generator system needs. Reach out anytime via our help center. We are committed to helping you achieve the best repair outcomes and a seamless buying experience, fueling your confidence in every step.
Returns Information
You may return new, non-used, and unopened items within 30 days of delivery date under a 20% re-stocking fee in case you do not need it anymore or you have ordered a wrong item.
We cannot accept any returns on "Pumps, Motors, Electrical Items & Transmissions" whether the product is used or new, however in rare cases we may allow an exception under a 40% re-stocking fee.
If you need to return an item, please go to our chat located in the lower right corner, select the option “Returns” and follow the steps to submit your request. Please have on your hands pictures of the item, they will be requested. You will shortly receive an answer from our Customer Service Team providing authorization and return instructions. Likewise, if an exception cannot be authorized, you will receive an answer from us. No returns will be accepted in our warehouse without an RMA number (Return Merchandise Authorization).
All return shipping costs are on customer's responsibility and will not be refundable.
Returns are inspected once they arrive. If the inspection determines that the items are used, non-resellable condition, or damaged, the return will be denied and the customer will be contacted to ship the parts back at the customers' request and cost.
Cancellations
You may cancel your order, in whole or in part, only if the part is backordered and it isn't ready to ship. Once an order has been shipped, sent from the supplier to our warehouse, or in the dispatch line, we cannot cancel it. If your order is shipped, you will need to follow our return policy to return the items you no longer want.
If you need to cancel an order or item for any reason, you may submit a cancellation request directly through your account to the "more options" section or contact us by live chat. All the cancellation requests are evaluated before its approval. If you submit a cancellation request out of business hours, on a weekend or holiday, it will be processed on the next available business day.
Please allow for the cancellation to be confirmed, and check your account for updates on the status. The cancellation process usually takes 24-48 hours to be confirmed by email. We will process your cancellation request and issue a refund to your original payment method.
In the event that an item becomes no longer available (NLA), we will cancel it from your order and ship the remaining items to you. We will send you an email notification if we cancel any part of your order.
Some products may contain chemicals known to the State of California to cause cancer or reproductive harm. ⚠️ WARNING: www.P65Warnings.ca.gov