Alternator Pulley 3926858 3965146 for Cummins Engine 6C8.3 B6.7 ISB6.7 GTA8.3 ISC8.3 QSB6.7 L9N QSL9 ISLE4 QSB3.3
Keep your Cummins 6C8.3, B6.7, or ISB6.7 engine running strong with our...
Single-piece dispatch — A worn V-Belt 3288497 for Cummins engines ships from our Guangzhou warehouse within days, with no minimum batch requirement holding up your emergency repair.
| Parameter | Value |
|---|---|
| Part Number | 3288497 |
| Product Type | V-Belt |
| Cross-Reference | C3288497 (reference only) |
| Machine Fitment | ISB, QSB, 6CTA, ISC, QSC, 4B3.9, 6A3.4, 6B5.9, B Series, C Series |
| Brand Fitment | Compatible with Cummins |
| Condition | New Aftermarket |
| Cord Material | High-tensile polyester cords |
| Temperature Resistance | up to 120°C |
| Minimum Order Quantity | 1 piece |
| Lead Time | 2-5 working days (in-stock items) |
| Warranty | 3-12 months against manufacturing defects |
| Standards | ISO 9001 |
| Failure Symptom | Replacement Urgency |
|---|---|
| Engine overheating due to snapped or slipping drive belt | Immediate — machine cannot operate without functional belt drive |
| Squealing noise from belt area during cold start or high load | High — belt is losing grip and may fail under sustained operation |
| Alternator or water pump underperforming at rated RPM | Urgent — accessory systems losing efficiency as belt stretches |
| Visible cracks, glazing, or fraying on belt sidewalls | Scheduled replacement before next shift to avoid unplanned downtime |
| Belt thrown off pulleys during direction change or shock load | Immediate — inspect pulley alignment before fitting replacement |
A V-Belt 3288497 in stock fast shipping replacement confirmed from Guangzhou within hours, not days.
When a Cummins-powered excavator goes down on a remote site, every idle hour burns through project margins. The first bottleneck is not the belt itself — it is the waiting. Buyers send an inquiry, then wait for a reply confirming whether the part number is even correct for their engine serial range. By the time a quote arrives, the machine has sat cold for two or three days. [NEED_CITE: construction equipment downtime cost impact on project schedules]
I have seen repair centres hold a torn-down engine bay for an entire week because a single V-belt was on back-order while the rest of the job sat complete. A belt is a low-cost component, but when it is the last piece missing, its absence stops the whole machine. That is why we keep common Cummins belt-drive items physically stocked in Guangzhou — not listed as available somewhere in a supply chain, but on a shelf and ready to pack the same day the order is confirmed.
When your workshop or site supervisor needs a V-Belt 3288497 replacement for Cummins engines, the clock is already running. Our confirmation process starts the moment your inquiry lands. Send a clear photo of the old belt, the engine nameplate, or even the machine model sticker — our technical team cross-checks fitment against the ISB, QSB, 6CTA, ISC, QSC, B Series and C Series ranges and replies with a confirmed part match or a clarification question within two hours during business cycles. Once confirmed, the belt is pulled from stock and handed to the courier. Express carriers such as DHL, FedEx, or UPS deliver to most North American and European destinations within three to five days. Air freight covers less accessible regions in seven to ten days. Real-time tracking numbers are issued at dispatch so your receiving team knows exactly when to expect the parcel.
The cord material on this V-belt is high-tensile polyester, which provides dimensional stability under the cyclical load swings typical of construction engine accessory drives. Polyester cords resist elongation far better than standard cotton or nylon alternatives, meaning the belt maintains correct tension longer between adjustment intervals. Temperature resistance is rated to 120°C, covering the under-hood thermal environment of a Cummins 6CTA or QSB engine working under sustained load in hot climates [NEED_CITE: engine compartment thermal management standards for off-highway equipment]. A belt that softens or delaminates below the operating temperature of the engine bay will fail prematurely, regardless of how well it fits the pulleys.
Condition is listed as new aftermarket, produced under ISO 9001 quality management. This means the belt has not been sitting on a shelf for an unknown period degrading its rubber compound, and the manufacturing batch is traceable. The warranty window of 3 to 12 months against manufacturing defects gives your team recourse if a belt shows early cracking or cord separation that points to a production issue rather than normal wear.
Shipping a belt that does not match the specific engine variant costs far more than the belt itself. A Cummins QSB and an ISC may share some accessory drive layouts, but the belt length and pulley geometry differ enough that a near-miss belt will either ride too loose — slipping and overheating within hours — or be impossible to route around the tensioner. When that happens, the machine stays down while a replacement is sourced and shipped again. In the worst case, a belt that is slightly too short forces the tensioner beyond its designed range, loading the alternator or water pump bearings and causing secondary damage that turns a simple belt swap into a multi-component repair [NEED_CITE: accessory drive belt tension effects on bearing service life]. The downtime compounds: the original failure, the waiting period, the incorrect part arrival, the return logistics, and the second waiting period. Confirming the exact engine serial and belt routing before dispatch prevents this cascade entirely.
Our Guangzhou warehouse physically stocks common Cummins belt-drive items, so a V-Belt 3288497 in stock fast shipping replacement is not a promise dependent on a third-party supplier confirming availability after the order is placed. Single-piece orders are accepted without minimum batch requirements — if you need one belt for an emergency breakdown, one belt ships. Part identification works from a part number, an engine model, a photograph of the worn belt, or a nameplate image, which matters when site conditions have obliterated the original markings. Cross-reference verification covers superseded numbers such as C3288497 so that even if your maintenance records carry an older reference, we trace it to the current correct fitment. A technical team is available to confirm compatibility and advise on related belt-drive components if your repair scope extends beyond a single belt.
To confirm stock availability and receive an arrival estimate, provide the Cummins engine model designation or serial number from the nameplate, or send a clear photograph of the worn belt showing any visible part markings. If the nameplate is illegible, a photo of the machine model plate and the belt routing path allows our technical team to identify the correct fitment. Once confirmed, you receive a firm shipping timeline with your chosen freight option before committing to the order.
Q: Is this V-Belt 3288497 currently in stock and when can it ship? A: Yes, this belt is stocked at our Guangzhou warehouse. Once your fitment is confirmed and the order is placed, it is pulled from stock and handed to the courier within the standard lead time of 2 to 5 working days. In many cases, dispatch happens on the same day confirmation is completed.
Q: Can I order just one piece for an emergency repair? A: Absolutely. The minimum order quantity for this V-Belt is one piece. There is no requirement to purchase in batches or meet volume thresholds. If your machine is down and you need a single belt to get it running, a single belt ships.
Q: How fast can the belt reach my location overseas? A: Express carriers such as DHL, FedEx, or UPS typically deliver to North American and European addresses within three to five days. Air freight to less accessible regions takes seven to ten days. Tracking details are provided at dispatch so you can monitor the shipment in real time.
Q: My engine nameplate is worn or painted over — can you still identify the correct belt? A: Yes. Send a photo of the machine model plate, the old belt with any visible markings, or the engine itself showing the belt routing. Our technical team cross-references these against the Cummins ISB, QSB, 6CTA, ISC, and other compatible engine ranges to confirm the correct part.
Q: What happens if the belt I receive does not fit my engine? A: If the belt does not fit despite our confirmation, contact us immediately with photos of the fitment issue. We will verify the discrepancy against the engine serial and belt routing details, and arrange a resolution under our warranty and compatibility terms.
Not sure if this part fits your machine? Send us your machine model number and serial number via WhatsApp or email -- our specialists will verify compatibility within 2 hours.
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