In-frame overhaul kit illustration – not the actual part
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In-frame overhaul kit illustration – not the actual partDiesel Parts Direct logo

Aftermarket parts may appear slightly different, including the packaging.

John DeereJohn Deere 400 Series Complete Overhaul Kits

DS-RP731 Major Engine Overhaul Kit For John Deere Engines

Compatible With 6-381D and 6-404D Engines

OEM #: RP731SKU: DSRP731
$2,194.51

Taxes and Shipping are calculated at checkout

Special Order Item - not eligible for return

  • This Hyper-formance kit contains the following parts:
    • 4 Camshaft Bearings
    • 1 Camshaft Plug
    • 6 Connecting Rod Bearings
    • 12 Connecting Rod Bolts
    • 6 Cylinder Kits
    • 1 Front Crankshaft Seal and Sleeve
    • 1 Main Bearing Set
    • 1 Overhaul Gasket Set
    • 6 Piston Pin Bushings
    • 1 Rear Crankshaft Seal and Sleeve
  • This kit can be used on the following John Deere diesel engines:
    • 6-381D (block marked R26070)
    • 6-404D (block marked R33180, R34340, R40890, R40900)
  • This kit can be used for engines installed in the following applications:
    • Combines: 105
    • Tractors: 4010, 4010, 4020, JD600
SKU DSRP731
OEM Number RP731
Part Type Overhaul Kits, Complete
OEM Brand JOHN DEERE

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.