How do I confirm pilotpart350818 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

Boom Cylinder Seal Kit 242-6840 For Caterpillar CAT Track Excavator 336D

For Caterpillar Seal Kits

Seal Kits 242-6840 for Caterpillar

OEM / REF: 242-6840SKU: pilotpart350818

Boom Cylinder Seal Kit 242-6840 For Caterpillar CAT Track Excavator 336D is a Seal Kits replacement part indexed for Part Number and Caterpillar CAT Track Excavator 336D Boom Cylinder Seal Kit 242-6840, with 3 application records on file. Match OEM part number 242-6840 and confirm fitment for Caterpillar Seals, Filt...

Stock: In stock
Condition: New
Fitment: Caterpillar Seals, Filters & Maintenance Parts
Category: Seal Kits

Fitment support before you order
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In stock — ready to order

$106.59USD/EA

~~$29,899.00~~Save 100%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Nov 8 – Nov 15
10	Nov 6 – Nov 13
50	Nov 4 – Nov 11

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Seal Kits Description

This Seal Kits is indexed for Part Number; Caterpillar CAT Track Excavator 336D Boom Cylinder Seal Kit 242-6840; Model: Caterpillar CAT Track Excavator 336D Specification: Rod:105mm Bore:150mm Details: FORESTRY EXCAVATORS330DFMGF,325DFMGFTRACK EXCAVATORS349DOEM,330DL,320CL,325DL,336DL,325DLOEM,330DLOEM,325D,330COEM,330D,320C,336DLOEM,340DL,329DL,336D,330C,329D,325CLN,320CLN,325CL,325DLN,330CL,336D2L,345CLVGOEM,330CLN,330DLN,325C,323DL,330DMH Note: Please contact us to confirm the hydraulic seal kit you need before buying, thank you!. Compare reference number 242-6840 against the label on your existing Caterpillar component before ordering.

Before checkout, compare OEM part number 242-6840, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.

Part Numbers and Cross References

242-6840

Applications

Part Number
Caterpillar CAT Track Excavator 336D Boom Cylinder Seal Kit 242-6840
Model: Caterpillar CAT Track Excavator 336D Specification: Rod:105mm Bore:150mm Details: FORESTRY EXCAVATORS330DFMGF,325DFMGFTRACK EXCAVATORS349DOEM,330DL,320CL,325DL,336DL,325DLOEM,330DLOEM,325D,330COEM,330D,320C,336DLOEM,340DL,329DL,336D,330C,329D,325CLN,320CLN,325CL,325DLN,330CL,336D2L,345CLVGOEM,330CLN,330DLN,325C,323DL,330DMH Note: Please contact us to confirm the hydraulic seal kit you need before buying, thank you!

Specifications

Part Number	242-6840,2426840

Fitment Notes

Brand or application signal: Caterpillar Seals, Filters & Maintenance Parts
Product family: Seal Kits
System category: Seals, Filters & Maintenance Parts > Seal Kits > Seal Kits
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.