Piston kit illustration – not the actual part
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Piston kit illustration – not the actual partDiesel Parts Direct logo

Aftermarket parts may appear slightly different, including the packaging.

Caterpillar3000 SeriesPistons

DS-124-3529 Piston Kit For 3054T, 3056, And 3056T Caterpillar Engines

(Grade L)

OEM #: 1243529SKU: DS1243529

Ships in 1-2 days

$200.95

Taxes and Shipping are calculated at checkout

Special Order Item - not eligible for return

The DS-124-3529 standard piston kit has a compression ratio of 17.25:1 and includes the pin and retainers. It can be used in the following Caterpillar engine models:

  • 3054 turbocharged (Piston Grade L) with an engine serial number of 7BJ1 and above
  • 3056 and 3056B naturally aspirated with an engine serial number prefix of:
    • 1ML
    • 3GW
    • 7AK
    • CKS
  • 3056 turbocharged with an engine serial number of 1ML1 and above
SKU DS1243529
OEM Number 1243529
Part Type Piston Kits
OEM Brand CATERPILLAR

Aftermarket warranty

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  • Orders are processed the same or next business day
  • Expedited shipping options available at Checkout
  • If same-day shipping is critical, please call to confirm availability

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Call any of our friendly Parts Dept. Specialists with your engine serial number, and we can quickly verify whether this part is the correct part for your engine — no guesswork.

Phone: 888.687.0539

Don't know how to find your engine serial number? Go to our Engine Help Center for assistance.