- SKU: HJ3908546
Flywheel Ring Gear 3908546 for Cummins Engine 4B3.9 6B5.9 6C8.3 ISB5.9 ISF3.8 QSB QSB4.5 QSB6.7
High quality aftermarket parts for reliable performance.
Every purchase is backed by our commitment to product quality.
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Part Name: Flywheel Ring Gear 3908546 for Cummins Engine 4B3.9 6B5.9 6C8.3 ISB5.9 ISF3.8 QSB QSB4.5 QSB6.7
Part Number: 3908546
Fit for Engine:
Cummins 4B3.9, 6B5.9, 6C8.3, B3.3, B4.0 CM2620 B154B, B4.5 CM2220 B186B, B4.5 CM2350 B129B, B4.5 CM2350 B146C, B4.5 CM2620 B158B
B4.5 CM2620 B180B, B5.6 CM2670 B152B, B5.9 CM2670 B166C, B6.2 CM2670 B156B, B6.7 CM2350 B135B, B6.7 CM2350 B136C
B6.7 CM2450 B177C, B6.7 CM2670 B167B, B6.7 CM2670 B175G, B6.7 G CMOH6.0 B125, B6.7N CM2380 B183B, D4.0 CM2620 D103B
D4.5 CM2620 D104B, D6.7 CM2670 D102B, D6.7 CM2670 D106B, F3.8 CM2350 F120B, F3.8 CM2620 F137B, F4.5 CM2620 F139B, G5.9, G5.9 CM558
G8.3, G8.3 CM558, ISB CM2150, ISB CM2150 E, ISB CM550, ISB CM850, ISB/ISD4.5 CM2150 B119, ISB/ISD4.5 CM2150 SN
ISB/ISD6.7 CM2150 B120, ISB/ISD6.7 CM2150 SN, ISB/ISD6.7 CM2880 B126, ISB3.9 CM2220 B107, ISB4.5 CM2150, ISB4.5 CM2350 B104
ISB5.9 CM2150 B111, ISB5.9 CM2880 B110, ISB5.9 CM2880 B127, ISB5.9 CM2880 B140, ISB5.9 CM2880 B172, ISB5.9G CM2180, ISB6.7 CM2250
Order Processing & Handling Time
Before an item is shipped, it must be processed and inspected at our warehouse.
• Standard Processing Time: Orders are typically processed within 3–5 business days (Monday to Friday, excluding holidays).
• Tracking Updates: Once your order has been handed over to the carrier, you will receive a shipping confirmation email containing your tracking number.
Inventory & Stock Availability
We categorize our products to give you the most accurate delivery estimates:
• In-Stock Items: These items are physically present in our warehouse and ready for immediate dispatch. These orders are prioritized for the fastest shipping, normally within 24 hours.
• Out of Stock: If an item is temporarily out of stock, we will notify you via email with an estimated restock date.
• Split Shipments: If your order contains both in-stock and out-of-stock items, we may ship the available items first to avoid delays.
For more details, please check our Shipping Policy.
Warranty Claims
If you believe the parts you purchased is defective, please follow this procedure.
• Process: Contact our Technical Support by submitting a support request through our website.
• Assessment: Our Technical team will review your issue to determine if the parts is covered under warranty. If approved, we will provide you with return instructions and issue a refund upon receiving the returned item. Alternatively, we can exchange and resend a new one with your consent.
Standard Return (Non-Warranty)
For returns not related to defects (e.g., ordered the wrong part, no longer needed), the following terms will apply:
Eligibility Requirements:
• Time Frame: You must contact us within 90 days of the delivery date to initiate a return.
• Condition: Parts must be in their original, unopened packaging and in new, unused condition.
• Restrictions: Genuine parts are non-returnable; Parts that have been installed, modified, or show signs of use are also not eligible for return.
Refunds & ExchangesOnce we receive and inspect your returned item, we will notify you of the approval or rejection of your refund.
• Approved Refunds: A credit will automatically be applied to your original method of payment.
◦ PayPal: Refunds are typically processed within 1 business day.
◦ Credit/Debit Cards: We will process the refund immediately and send you notification. However, please allow 5–10 business days for the funds to appear in your account, depending on your bank's processing times.
• Exchanges: If you requested an exchange, the replacement part will be shipped once the return is received and verified.
For more details, Please view our Return & Exchange Policy