| Image | Fits Model | Description | Part # | Price | Product Details | |
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710J, 710K, T550, W540, W550, 9550 (Eng. SN 215285>), 9550SH (Eng. SN 215285>), 9560 (6068HH054 & 055), 9560SH (6068HH054 & 055), 9560STS, 9570STS (HH059 & HH061), 9970, 7460 (HN055) ETC | Crankshaft, Taper Nose | RE505921 |
$1,786.49
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710D, 710G, 710J, 7460, 700H, 700J, 750C, 750C-II, 750J, 850C, 850C-II, 850J, 230LC, 230LCRD, 270CLC, 690E, 330B (SN <012092), 670C, 670C-II, 670CH, 670CH-II, 672CH, 672CH-II, 200LC, 230LCR, 270LC, 335 (SN <012092), 430B, 435 (Series II), 544HLL ETC | Crankshaft, Straight Nose | RE515785 |
$1,945.31
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750C, 850C, 792D, 792DLC, 792LC, 892E, 892ELC*, 892LC*, 770B, 770BH, 772B, 772BH*, 644ER, 740E, 740G, 748E, 748G*, 644E, 644G, 4055, 4255, 4455, 4555, 4560 | Crankshaft | RG23551 |
$3,174.13
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250D, 850B, 850C, 850C-II, 850J, 890A, 770A, 770AH, 770B, 770BH, 772A, 772AH, 772B, 772BH, 644B, 646C, 690C, 762, 790, 790D, 792, 793D, 844, 850, 855, 860B, 992D, 992E, 762B, 862B, 540E, 548E, 640E* | Engine Oil Pump | RE507076 |
$324.00
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544B, 544C, 544D, 624E, 624G, 640, 640D, 640E, 648D, 648E, 648G, 750, 750B, 750C, 200LC, 230LC, 270LC | Crankshaft | RE33687 |
$1,718.00
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655B, 750, 750B, 750C, 755, 755A, 755B, 690D, 690DR, 690ELC, 790ELC, 544B, 544C, 544D, 624E, 624G, 640, 640D, 640E, 648D, 648E, 648G, 7200, 7400, 7600 | Crankshaft | RE45517 |
$1,720.00
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John Deere Forestry Crankshafts
John Deere forestry crankshafts provide replacement rotating assemblies designed to restore proper engine balance, power delivery, and internal timing on forestry skidder platforms. These crankshafts fit John Deere forestry machines including 540E, 548E, 640E, 648E, 740E, 748E, and 748G skidders. Crankshaft damage or excessive wear can lead to vibration, low oil pressure, engine knocking, or complete engine failure. Replacing a worn crankshaft restores proper piston movement and engine rotation, allowing the diesel engine to maintain consistent torque and performance in heavy logging applications.
Fits:
540E, 548E
640E, 648E
740E, 748E
748G
Common Repair Issues
• Engine knocking caused by worn crankshaft journals
• Excessive engine vibration from crankshaft imbalance
• Low oil pressure due to worn crankshaft bearings
• Engine seizure from damaged crankshaft surfaces
• Poor engine performance caused by rotating assembly wear
• Excessive bearing wear damaging crankshaft journals
Parts Covered in This Category
• Engine crankshafts
• Taper nose crankshafts
• Straight nose crankshafts
• Diesel engine rotating assemblies
Crankshafts convert piston movement into rotational force that powers the engine’s drivetrain and accessory systems. These replacement crankshafts are precision-machined to maintain correct journal spacing, bearing alignment, and engine balance for John Deere diesel engines used in forestry equipment.
Key Notes
Application: Replacement crankshafts for John Deere forestry skidder engines including 540E–748G platforms.
Coverage: Includes taper nose and straight nose crankshafts for diesel engine rotating assemblies.
Material/Build: Precision-machined forged steel crankshafts designed for heavy-duty diesel engines.
Function: Converts piston motion into rotational power to drive engine output and accessory systems.
Made In / Brands: Varies by part.
Why Choose Broken Tractor
✅ Model-Specific Engine Rotating Components
✅ Precision Fit for Proper Engine Balance
✅ Fast U.S. Shipping & Experienced Support
