In Stock4SA1 Rebuild Kit for Caterpillar Excavator CAT E300 E300B
For CaterpillarOverhaul Kits

Overhaul Kits 4SA1 for Caterpillar

OEM / REF: 4SA1SKU: pilotpart255771

4SA1 Rebuild Kit for Caterpillar Excavator CAT E300 E300B 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
  • Fitment support before you order
  • Worldwide delivery options

Overhaul Kits Description

This Overhaul Kits is indexed for Caterpillar Caterpillar Excavator E300 E300B Item Included: - 1 Full Gasket set - 4 Chromed Liners (finished) - 4 Pistons with pins and lock - 1 Set Rings For 4 Pistons - 1 Set of Main Bearings STD - 1 Set of Rod Bearings STD - 1 Set of Thrust Bearings STD - 4 Pcs of Intake Valves - 4 Pcs of Exhaust Valves - 4Pcs of Intake Valve Seats - 4 Pcs of Exhaust Valve Seats - 8 Pcs of Valve Guides - 1 piece camshaft. Compare reference number 4SA1 against the label on your existing Caterpillar component before ordering.

Before checkout, compare OEM part number 4SA1, 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

4SA1

Applications

  • Caterpillar Caterpillar Excavator E300 E300B Item Included: - 1 Full Gasket set - 4 Chromed Liners (finished) - 4 Pistons with pins and lock - 1 Set Rings For 4 Pistons - 1 Set of Main Bearings STD - 1 Set of Rod Bearings STD - 1 Set of Thrust Bearings STD - 4 Pcs of Intake Valves - 4 Pcs of Exhaust Valves - 4Pcs of Intake Valve Seats - 4 Pcs of Exhaust Valve Seats - 8 Pcs of Valve Guides - 1 piece camshaft

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.

Confirm fitment & quote details

Send machine details and nameplate photos before ordering high-risk or quote-only parts.