How do I confirm pilotpart325851-6050153758896 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

Overhaul Rebuild Kit 4SA1 for Caterpillar E300B E300 E300B Excavator CAT

For Caterpillar Overhaul Kits

Overhaul Kits 4SA1 for Caterpillar

OEM / REF: 4SA1SKU: pilotpart325851-6050153758896

Overhaul Rebuild Kit 4SA1 for Caterpillar E300B E300 E300B Excavator CAT is a Overhaul Kits replacement part for Caterpillar Engine Spare Parts, categorized under Engine Spare Parts > Overhaul Kits. Use OEM part number 4SA1 and confirm machine model, engine model, and serial details before checkout.

Stock: In stock
Condition: New
Fitment: Caterpillar Engine Spare Parts
Category: Overhaul Kits

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$1,517.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Aug 22 – Aug 29
10	Aug 20 – Aug 27
50	Aug 18 – Aug 25

Estimates from today; confirm exact lead time before payment.

Quantity

Buy online now or add to your quote list for bulk pricing and fitment confirmation.

Confirm fitment before ordering →

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

Overhaul Kits Description

This Overhaul Kits is indexed for Caterpillar s: for Caterpillar E300B E300 E300B Excavator CAT Item Included : 1.Full Overhaul Gasket Kit:1 Set 2.Piston:1 Set 3.Piston Ring:1 Set 4.Piston Pin:1 Set 5.Cylinder Liner:1 Set 6.Piston Snap:1 Set 7.Piston Pin Bush:1 Set 8.Thrust Washer:1 Set 9.Main Bearing:1 Set 10.Con Rod Bearing:1 Set 11.Valve Guide:1 Set 12.Intake&Exhaust Valve:1 Set 13.Intake&Exhaust Valve Seat:1 Set. Compare reference number 4SA1 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: E300, E300B. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

4SA1E300E300B

Applications

Caterpillar s: for Caterpillar E300B E300 E300B Excavator CAT Item Included : 1.Full Overhaul Gasket Kit:1 Set 2.Piston:1 Set 3.Piston Ring:1 Set 4.Piston Pin:1 Set 5.Cylinder Liner:1 Set 6.Piston Snap:1 Set 7.Piston Pin Bush:1 Set 8.Thrust Washer:1 Set 9.Main Bearing:1 Set 10.Con Rod Bearing:1 Set 11.Valve Guide:1 Set 12.Intake&Exhaust Valve:1 Set 13.Intake&Exhaust Valve Seat:1 Set

Fitment Notes

Brand or application signal: Caterpillar Engine Spare Parts
Product family: Overhaul Kits
System category: Engine Spare Parts > Cylinder Components > Overhaul 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.