In stock
SKU: 4N8591
4N8591 Exhaust Coupling fit Caterpillar
In stock
SKU: 4N8591
4N8591 Exhaust Coupling fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
$16.00
Delivery
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4N8591 Exhaust Coupling
The 4N8591 Exhaust Coupling is a coupling-exhaust component used on Caterpillar equipment, including Caterpillar engines, excavators, motor graders, pipelayers, and track-type tractors. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The part is identified by the Caterpillar equipment part number 4N8591 and its hyphenated form 4N-8591. The supplied application data lists the coupling for several Caterpillar machine and engine configurations, including the 3306, 235B, 235C, 235D, 140G, 160G, 572R, 6A, 6S, and 7A models.
Fitment
| Equipment manufacturer | Caterpillar |
| Equipment categories | Engine, excavator, motor grader, pipelayer, track-type tractor |
| Listed equipment model | 3306 |
| Listed equipment models | 235B, 235C, 235D |
| Listed equipment models | 140G, 160G |
| Listed equipment models | 572R, 6A, 6S, 7A |
Cross-reference numbers
| Equipment manufacturer number | 4N8591 |
| Hyphenated number format | 4N-8591 |
| Product SKU | 4N8591 |
Specifications
| Part type | Exhaust coupling |
| Part category | Hydraulic couplings for excavators |
| Equipment brand | Caterpillar |
| Part condition | New |
| Part classification | Aftermarket spare part |
| Weight | 1.8 lb |
| Length | 10.1 cm |
| Width | 10.1 cm |
| Depth | 10.1 cm |






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